holley 650 double pumper mechanical secondaries

holley 650 double pumper mechanical secondaries

holley 650 double pumper mechanical secondariesbench 1775 cabernet franc

FREE Shipping. Holley 650 double pumper carburetor with mechanical secondaries. Proform Aluminum Throttle Base Plate for Holley 4150 650 ... Double Pumper carburetors are an American icon when it comes to performance carburetors. Now would be the perfect time to upgrade to a Holley Powershot air filter (Holley P/N 120-146). Holley Double Pumper® carburetors are a perfect performance upgrade for hot street cars and race vehicles. Completely refurbished Holley 650cfm double pumper mechanical secondary carb. Holley 0-4777S Model 4150 Double Pumper 650 CFM Square ... Secondaries. 350 CI engine. It fits and works well after some slight tuning. I personally always found Edelbrock's harder to dial in quickly and accurately than any Holley. better. $129.00. A mechanical secondary Holley (left) uses a mechanical linkage.The linkage is tied directly to your right foot to signal full throttle opening. Use the A/F to get the cleanest idle you can between 14.1-14.5 A/F. Vacuum or Mechanical-Secondary Carburetor? - Hot Rod Magazine 4777-4 Not to hard after a couple tries, you just need some patience.I'm sure I put the bowls on backwards. Carburetors, Model 4150 Aluminum Double Pumper, 650 cfm, 4-barrel, Square Bore, Mechanical Secondary, Electric Choke, Tumble Polished, Gasoline, Each Part Number: HLY-0-4777SAE ( 9 ) I have a 600 vac secondary on it now, and being that I have to tinker, I want to see what it drives like with the double pumper. Holley 650 Double Pumper Carburetor List #4777 Mechanical ... Car will be driven maybe once or twice a week, taken to strip maybe 2-3 times per summer for fun. Only 5 left in stock - order soon. 4777 - 2 Holley Carburetor 650 Cfm Double Pumper Carb W Choke Chevy Ford Mopar . View Details. Holley 650 Carb | HQ Automotive Service & Parts Holley 650 Cfm Double Pumper Spread Bore 4 Barrel Carburetor 6210 Used Damage. view more brand new holley 650 cfm double pumper carburetor,shiny aluminum,model 4150,electric choke,mechanical secondaries,compatible with gasoline Jets NEW HOLLEY SNIPER EFI QUADRAJET MASTER KIT,CLASSIC GOLD,715 CFM,ROCHESTER 4BBL,650 HP,FUEL INJECTION CONVERSION KIT,COMPATIBLE WITH SINGLE & DUAL CARBURETOR MANIFOLDS Not sure what the stock one are but 25s would probally work just fine. 6AN DOUBLE PUMPER FUEL LOG HOLLEY CARBURETOR 650/750 STAINLESS STEEL RED/BLUE. protection. Holley 650 Double pumper $100 plus shipping. What Type of Carb for 302 | Ford Mustang Forum Holley 0-4777SAE - Holley Model 4150 Aluminum Double Pumper Carburetors. Holley 0-4777C 650 CFM Double Pumper Carburetor Holley 650 CFM Double Pumper Carburetor 0-4777S | Behrents.com I'm gonna see how it works with my application, and then update in the future for anyone who has a similar setup and a is debating on a carb just like I was. The 650 was on the truck when I got it and it worked. new holley 650 cfm double pumper carburetor,shiny aluminum,model 4150,electric choke,mechanical secondaries,compatible with gasoline 5.0 out of 5 stars 5 $629.99 $ 629 . $50.00. Double Pumper carburetors are an American icon when it comes to performance carburetors. One-year-only Citrus Orange color. Holley 650 Cfm Double Pumper Carburetor List 6468 Spreadbore Chevy 4bbl Carb 189.99 View Item Details Quick Fuel Carburetor Br-67276 Brawler Street 650 Cfm 4bbl Mechanical Secondary 381.78 View Item Details Holley 650 Double Pumper Carburetor 200.00 View Item Details Holley - List 4777-2 - 650 Cfm - Double Pumper - Rebuilt - Mec Secondaries . Holley 600 double pumper $225 plus shipping. 650 CFM Double Pumper Carburetor - Manual Choke Mechanical Secondaries. Aluminum Throttle Base Plate for 4150 Holley 600 CFM Holley Double Pumper Mechanical Secondary Carburetor (0) $125.99. Vacuum secondary diaphragm springs (if applicable), which vary secondary opening, are available under Holley P/N 20-13. or Best Offer. 0-80541-1 Race Gasoline 650 Mechanical Conventional 0-80528-1 Race Gasoline 750 Mechanical Double -step Down Leg . A good thing about. 750HP Double Pumper. This 4777 - 3 double pumper features a manual choke with mechanical secondary. Also, you can generally get a 650 or 700 DP from a swap for dirt cheap if you shop around. Less than 300 miles! Period correct stereo and speakers. I've currently got a Holley 650 double pumper on my Ford Racing 345-horse B-cammed crate engine. Holley 112-119 . If there is a fly in the Holley ointment, it's setting up the idle. Holley Replacement Carburetors are engineering to improve performance and keep you emission legal. Holley Double Pumper® carburetors are a perfect performance upgrade for hot street cars and race vehicles. Swapped the 600 on before teardown to verify it worked as well. Carburetors, Model 4150 Aluminum Double Pumper, 650 cfm, 4-barrel, Square Bore, Mechanical Secondary, Electric Choke, Tumble Polished, Gasoline, Each. Orange cams for primary and secondary, stock jets, and stock squirter #'s. Manual choke. 234/238 @ .050" w/ .539 lift w/ 112lsa cam (full roller) RPM Airgap intake. Turned the too big holley 750 dp carb into a 650 dp carb. Besides needing help with properly adjusting my Holley 650 Double Pumper, I figured like my other topic, Help w/ Adjusting Timing, this could become a sticky for future reference for NYTG Users. Up for sale is a Holley Double Pumper carburetor 4777 -3 which is rated at 650 CFM. (Large Holley Fuel Bowels 4150) Smooth Acceleration . Date published: 2021-11-25 . I would like to stick with the 650 cfm rating. Holley Double Pumper® carburetors are a perfect performance upgrade for hot street cars and race vehicles. I didn't have the dual feed hooked up to the secondaries because the fuel bowl inlet threads were bad. From their roots as the premier carburettor on many factory muscle cars to powering thousands of vehicles across the . Choose items to buy together. Carb comes ready to run. I get 19 mpg on the vacuum secondary and the double pumper as they both function the same minus the secondary part wise for opening up the secondary butterfly's as the . Brand new Holley 650 double pumper - Mechanical secondaries HP series main body Dual 50cc accelerator pumps Four corner idle circuit Removable idle circuit air bleeds Hollow accelerator pump screws Dominator fuel bowls For ALCOHOL fuel only - Never bolted to an intake - Costs $600 brand. From their roots as the premier carburetor on many factory muscle cars to powering thousands of vehicles across the finish line, the Double Pumper is a great choice whether your Camaro is burning up . Original 4-speed manual transmission. Plug any fittings not used. From their roots as the premier carburetor on many factory muscle cars to powering thousands of vehicles across the finish line, the Double Pumper is a great choice whether you are burning up the . + shipping. The 650 and 750 CFM models are available in the classic zinc and shiny polished finishes. As a staple on hot street cars and race vehicles, this four barrel carburetors dual accelerator pumps provide additional fuel under initial acceleration for awesome tire-turning performance in lighweight vehicles and vehicles with manual transmissions or low gearing. - Holley 0-4778C 700 CFM Double Pumper Carburetor Mechanical Secondary 4150. Comparing to a 650 DP isn't really right. Last one Free shipping. . I have a '66 El Camino with a 396 big block. 1; 2 . I run a holley double pumper 650cfm on my one 350 sbc build and I ran a 600 vacuum secondary on my other build but I am getting a custom made 650 double pumper to put on it. It's been in the garage for years. Aug 23, 2012. I would still be using it but the 388 likes a 750 vac sec. ( 6 ) Estimated Ship Date: 2/14/2022 (if ordered today) Free Shipping. -. 9. From their roots as the premier carburetor on many factory muscle cars to . It's a 600 CFM double pumper with mechanical secondaries that is identified as Street/Strip. I wouldn't hesitate to run a mechanical secondary carb on your brother's truck. If I were to guess horsepower, I would have no clue, maybe 320-340 horses? Get an old 650 double pumper with mechanical secondaries and an electric choke and never look back. View Details. Restored using OEM parts. Holley 0-4778C 700 CFM Double Pumper Carburetor Mechanical Secondary 4150. Jegs 488 lift camshaft. May 3, 2011. tvinton said: Guys, I have a Holley 650 double pumper with the mechanical secondaries. 5.0 out of 5 stars. Holley 0-76650RD 650 CFM Ultra Double Pumper Carburetor, Mechanical Secondary, Electric Choke, Red. NOTE: The recommended fuel pressure is 5-7 psi. I used to have a Holley 650 double pumper on my 350 before I stroked it. Check if this part fits your vehicle. I have a 4778-1 700 double pumper, rebuilt with holley trick kit, I want to run. If more or less shows, I reset the idle stop screw so I get .030. Contact the seller. Faster, Crisp Acceleration (Mechanical Secondaries w/Metering Rods) Fair Gas Mileage Except when Towing or Racing . from United States. Ships from and sold by Everything-Aftermarket. Free Shipping. When I bought the truck it had a 600cfm Holley 4150 Double Pumper on the Edelbrock Performer intake. On a smaller cube engine up to about 375-400 hp a 650DP or 670 Avenger would be best, a 770 Avenger or a 750 DP would work well up into the 450-475 hp range. item 5 Holley 0-4777C 650 CFM Double Pumper Carburetor Manual Choke Mech. Only show this user. Motor runs pretty good, want to buy a new Holley and can't decide if I want 650 double pumper of 700 or 750 vacuum secondaries? Part Number: HLY-0-4779CE. I'm using the 650 because it was on my old 331 stroker. hesitation off idle only holley 4150 650 double pumper mechanical. A mechanical secondary carb can work well with automatic, but only if the car is light and . Holley 650 Cfm Double Pumper Spread Bore 4 Barrel Carburetor 6772. Holley street intake manifold. From their roots as the premier carburetor on many factory muscle cars to powering thousands of vehicles across the finish line, the Double Pumper is a great choice whether you are burning up the . mechanical secondary (double pumper) rochester q-jet replacement. Double Pumper carburetors are an American icon when it comes to performance carburetors. + shipping + shipping. I have dual 660's with mechanical secondaries on my car, and I love them. It was a great set up an ran just fine. This square bore carburetor is a 4150 style Holley carburetor. I have a bitch of a time getting her started in . I have always . 149.99. mechanical secondaries, model 4777. They are more forgiving than a double pumper is because they work by sensing engine load. 2 corner idle, 30cc pumps, all non stick gaskets 6.5 high flow power valve. $300. Holley 650 Cfm Double Pumper 4 Bbl Carburetor List 4777-2 Mechanical Secondary. ? perhaps the transfer tube somehow can lower the fuel pressure whereas it can't on a mechanical secondary carb because there is no transfer tube)? Well everyone, I've decided on a carb. It has 4 air fuel mixture screws.I know it's a little big for the car but I want to make it work with the car it feels great after the bog goes away after a second or 2. Can do better if someone wants them both. Start the engine and check the fuel lines and inlet fitting for possible leaks. HOLLEY 650 CFM Double Pumper Carburettor Manual Choke Mechanical Secondaries-4150 Holley Double Pumper carburettors are a perfect performance upgrade for hot street cars and race vehicles. i bought this with a rebuild kit in it. I have recorded the AF mixture with my LM1 and it shows 11.5 to 12.5 at cruise approximately 2000 RPMs. My combo is .222/.226 @ .050 hydraulic cam, home ported 351W 1.94/1.54 heads (not finished porting yet), edelbrock RPM intake, 9.5:1 compression, t-5, 3.73:1 gears in a 93 mustang. 6.5 power valve. Holley 650 tuning I have a Holley 650 double pumper with mechanical secondaries that I have leaned out way too much. Last year I put a new manifold on it with a Holley carb list 3310 with electric choke, and vacuum secondaries. HOLLEY 750 DOUBLE PUMPER 4 BARREL CARBURETOR R84028 -2110. This item: Holley 0-4777S Model 4150 650 Cfm Double Pumper Carburetor. Here's my setup: 383 stroker. Estimated Ship Date: 2/14/2022 (if ordered today) 650 CFM Classic Double Pumper Carburetor w/ Electric Choke Holley upgraded their two most popular sizes of double pumper with electric chokes. Product description Brand New Holley 650 CFM Classic Double Pumper Carburetor, Shiny Aluminum, Electric Choke, Model 4150, Mechanical Secondaries, Compatible with Gasoline (Part #0-4777SAE) The Double Pumper is designed for use on lightweight vehicles with a manual transmission or an automatic transmission with a high stall & low rear end gears. 4777 650 double pumper not wanting to stay running. but when its on my blazer it wont idle for nothing then once in a wile it will idle but it will idle about 1000 to 1500 rpm then want to die. A double-pumper (mechanical-secondary) carb is probably the best choice if the majority of the following factors apply to your combo: Off-road/all-terrain racing Drag racing, road racing, and oval . Brand New. HOLLEY 650 CFM DOUBLE PUMPER CARBURETOR,SHINY,MODEL 4150,MANUAL CHOKE,MECHANICAL SECONDARIES,COMPATIBLE WITH GASOLINE $619 99 Get it as soon as Thu, Nov 18 FREE Shipping Only 9 left in stock - order soon. . May 19, 2011 (Edited) Only show this user. 650 CFM Quadrajet™ Style Spreadbore Carburetor. Product details: Component for use on Holley® 650 CFM through 800 CFM Double Pumper® with Mechanical Secondary applications, and PROFORM® Carburetor Main Body, part number 67100C. but can't actually feel the hesitation. This retains the factory Holley calibration and jetting. 650 CFM Double Pumper Carburetor - Manual Choke and Mechanical Secondaries. $300. Top off your your engine with an American icon - the Holley Model 4150 Double Pumper. Standard with site bowl, cnc machined metering blocks, billet baseplates and the jets are . (Valencia) Next to new Holley Double Pumper mechanical secondary with electric choke and fuel rail. Jump to Latest Follow 1 - 20 of 29 Posts. This is primarily a street car - i know that the double pumpers are worth about 10 hp over the vacuum secondary. Holley Double Pumper carburetors are a perfect performance upgrade for hot street cars and race vehicles. You can Buy Holley 0 4777C Model 4150 Double Pumper 650 CFM Square Bore 4 Barrel Mechanical Secondary Manual Choke New Carburetor In Stock. Part Number: HLY-0-4777SAE. +C $42.35 shipping estimate. Holley 650 double pumper rebuild issue - float bowls spilling fuel out of vents. Been reading up on carbs a little and wondering if a Holley double pumper would be fun to try out on my car or if it'd be overkill. 1 product rating. Double Pumper carburetors are an American icon when it comes to performance carburetors. Recheck to assure all existing vacuum hoses are attached properly. Since Holleys are so easy to adjust, it's also easy to adjust them totally wrong. HOL0-76650RD. Given the sheer numbers of carburetors made since the 1950s, you know they work. Estimated Ship Date: Monday 1/3/2022. Restored interior. 9.5:1 compression. Holley 4 Bbl Carburetor List 7002 - 1 650 Mechanical Secondary Spreadbore. The 0-6210 is a Model 4165™ Spread Bore designed to fit several applications. Spectre Performance 29683 Dual Feed Fuel Line for Holley 3310/4150. 2 product ratings - Holley 0-76750BK-2 750 CFM Ultra Double Pumper, 2339, Elect Choke, 4150 Flange Holley 4150 650 double pumper. Holley 0-4777C Model 4150 Double Pumper 650 CFM Square Bore 4-Barrel Mechanical Secondary Manual Choke New Carburetor 4.2 out of 5 stars 12 1 offer from $1,092.50 i also cleaned it again to be safe. The butterfly valves are not frozen and open freely. . Check the size of the accelator dischearge nozzles. I was looking at the holley 4777 650 double pumper and I can get one for 300.00 from holley of of ebay and also for a hundred more I can get the quick fuel 650 hot rod series but it comes with changeable air bleeds and you can also change idle feed restrictions and the pvcr on the metering blocks . 7. . View Details. Turned the too big holley 750 dp carb into a 650 dp carb. Remanufactured Holley list # 4777. The carb is a Holley 650 double pumper. The smaller nozzles would slow down the fuel enting the venturis, this should help. See application chart below in tech resources for specific details. I have worked on it on and off over the years. $ $747.41 Carburetors and Throttle Bodies \ 4150 Series Carburetors \ 650 CFM 4150 Series Carburetors 0-76650RD. 100.00. Holley Double Pumper® carburetors are a perfect performance upgrade for hot street cars and race vehicles. View Details. Also has the popular ACFI Bright Zinc finish. Occasional burnout kinda thing. From their roots as the premier carburetor on many factory muscle cars to . do NOT contact me with unsolicited services or offers. Holley Double Pumper® carburetors are a perfect performance upgrade for hot street cars and race vehicles. The mechanical secondary carburetor is best on a lighter car with radical camshaft and a lower gear and manual transmission or on a car that is going to be used for racing purposes. 3/8 single fuel inlet. One of the most common mistakes is using a carb that's way too big. Carburetors, 4150 Double Pumper, 750 cfm, 4-barrel, Square Bore, Mechanical Secondary, Electric Choke, Dual Fuel Inlet, Dichromate, Gasoline, Each. Double Pumper carburetors are an American icon when it comes to performance carburetors. $584.95. all work guaranteed and comes with 3 months warranty Holley 0-4777SAE - Holley Model 4150 Aluminum Double Pumper Carburetors Carburetors, Model 4150 Aluminum Double Pumper, 650 cfm, 4-barrel, Square Bore, Mechanical Secondary, Electric Choke, Tumble Polished, Gasoline, Each Holley 0-76650BL 650 CFM Ultra Double Pumper Four Barrel Street/Strip Carburetor - Blue 7 Double Pumper carburettors are an American icon when it comes to performance carburettors. I have it running on a 355 small block chevy with maybe only 6-7 lbs of vacuum out of the intake. 99 $325.00. 8. I have size 64 jet in the primaries and size 68 in the secondaries with a 5.5 PV. C $764.40. It esebtially is a Holley with all the goodies and I can get it for 50$ more than what I would pay for the double pumper. Holley four-barrel carburetors are probably the most common high performance fuel mixing devices on the planet. Rated at 650 CFM. but i took it apart and looked it over. If they are 28s or 31s especially that would be the problem. . I would suggest a rebuild- kits are under $45. Secondaries 5 -Holley 0-4777C 650 CFM Double Pumper Carburetor Manual Choke Mech. The Double Pumper gets its name from the twin accelerator pump outlets (arrows) for both the primary and secondary throttle bores. The Double Pumper is available in a gold dichromate or tumble polished shiny finish and features dual accelerator pumps for additional fuel under initial acceleration; mechanical secondaries for great performance; dual feed fuel inlets for constant high volume fuel delivery and an electric choke for easy control of engine warm up. $556.95. The Holley is also much easier to get parts for, and much simpler to tune, as you can change power valves, jets, acc pump timing, airbleeds, and like you said, the timing of the secondaries. 750 on my truck once and there was no real improvement. Never been a fan of Edelbrock, Carter, or the factory Quadrajets (though the quads had a hell of a 4bbl kick if you could get them tuned well). genuine holley 650cfm carburettor *for marine use only* spread bore 4 barrel. + $3.50 shipping + $3.50 shipping + $3.50 shipping. I tried a buddy's mech sec. I changed my mind, after doing to much research as I always do I'm going to go with a demon carb 650 Vacuum secondaries. has been hot run tested. Plus, with mechanical secondaries, your . Holley 650 CFM Double Pumper Carburetor Manual Choke Mechanical Secondaries-4150.this carb has been REBUILT included feed line and gauge..$375.00 48zero sixNine5 77threeSeven. I just got a Holley 650 Double Pumper with Mechanical Secondaries and a Manual Choke used, but in awesome condition. ( 9 ) Estimated Ship Date: Monday 1/3/2022. Once this is accomplished, I pull the carb and check to be sure the idle transition slots show below the primary throttle plates by about .030 to .040 max. $40.00. Quickfuel Br-67312 650cfm Street Strip Carburetor Double Pumper . For additional parts and accessories, see the Holley Performance Parts Catalog. Any help on how to tune it properly. PROFORM is a registered trademark of Specialty Auto Parts USA, Inc. Holley® and Double Pumper® are registered trademarks of Holley Performance Products, Inc. The double pumper carb is a little extreme for a 289. Buy Holley 0-4777C Model 4150 Double Pumper 650 CFM Square Bore 4-Barrel Mechanical Secondary Manual Choke New Carburetor: Carburetors - Amazon.com FREE DELIVERY possible on eligible purchases Understanding Holley Vacuum Secondary Carburetors. best 650 to buy is a double pumper with choke housings machined off ,to start is easy 3x full pumps to the floor ,lift foot off and turn key ,let idle for 5 minutes before driving , i like the holley 750 centre squirter my self ,but thats another story,lol in the end most manual electric chokes play up better off without one. Holley 650 Spread Bore Double Pumper List 6468 4 Barrel Carb Rebuilt And Plated. View Details. Jump to Latest Follow . now you can hear the secondaries open and hear a bit of change. The Double Pumper is available in a gold dichromate or tumble polished shiny finish and features dual accelerator pumps for additional fuel under initial acceleration; mechanical secondaries for great performance; dual feed fuel inlets for constant high volume fuel delivery and a manual choke for easy control of engine warm up. Rated 5 out of 5 by 21customs from Works good I used this baseplate as a replacement for an old Holley 650 double pumper. I picked of a "box 'o Holley" at the swap meet yesterday for $10. Someone suggested me to replace the big ole Holley 750 I have with an 650 double pumper with mechanical secondary.. Engine I have is a 302 bored .30 over with edelbrock top end package.. Edelbrock 2091 Edelbrock Power Package Top End Kits . Low Prices on Holley 0 4777C Model 4150 Double Pumper 650 CFM Square Bore 4 Barrel Mechanical Secondary Manual Choke New Carburetor Shops & Purchase Online - Quick & Easy. 650 Holley Double Pumper - $300 (Valencia) 650 Holley Double Pumper. So I have a Holley 650 Double Pumper, with Mechanical Secondaries and an Electronic Choke. $29.50. $36.89. The Double Pumper is available in a gold dichromate or tumble polished shiny finish and features dual accelerator pumps for additional fuel under initial acceleration; mechanical secondaries for great performance; dual feed fuel inlets for constant high volume fuel delivery and a manual choke for easy control of engine warm up. I am having trouble with it idling below 1400 rpm. Chad Harris 67 Chevelle SS 460 BBC, TH400, 4.10 gear, ATI 8" converter . @.050 & quot ; converter Edge... < /a > 650 Holley Double Pumper fuel LOG Carburetor! Slow down the fuel lines and inlet fitting for possible leaks 10 HP over the vacuum secondary diaphragm (. In the classic zinc and shiny polished finishes both the primary and secondary, stock jets and!... < /a > protection and off over the years a 396 big block squirter &. You know they work by sensing engine load in tech resources for specific details P/N... Secondary Spreadbore 4150 Series carburetors 0-76650RD > 650 Holley Double Pumper® carburetors are perfect! Edelbrock & # x27 ; t hesitate to run a mechanical secondary ( Double Pumper mechanical... Outlets ( arrows ) for both the primary and secondary, stock jets, and vacuum.! A 4150 style Holley Carburetor me with unsolicited services or offers and hear a bit of change because... Bowl, cnc machined metering blocks, billet baseplates and the jets are for hot street cars and race.... A fly in the Holley performance parts Catalog if applicable ), which secondary! I have it running on a 355 small block Chevy with maybe only lbs!, 4.10 gear, ATI 8 & quot ; converter the fuel enting the venturis, this help... Are so easy to adjust them totally wrong, 4.10 gear, ATI 8 & ;! Tried a buddy & # x27 ; s. Manual Choke with mechanical secondaries w/Metering Rods ) Fair Gas Mileage when!, this should help the jets are s been in the Holley performance parts Catalog Pumper 4 Carburetor! 650Cfm Double Pumper with mechanical secondaries and an Electronic Choke Pumper fuel LOG Holley Carburetor 650/750 STAINLESS STEEL RED/BLUE //www.ebay.com/itm/203681960648! Secondary diaphragm springs ( if applicable ), which vary secondary opening, are available Holley! 66 El Camino with a 396 big block on a 355 small block Chevy maybe... The Double Pumper carburetors are a perfect performance upgrade for hot street cars race., ATI 8 & quot ; w/.539 lift w/ 112lsa cam ( full roller ) rpm Airgap.. Open freely cars to //www.motortrend.com/how-to/vacuum-or-mechanical-secondary-carburetor/ '' > whats the best Carburetor for bolt on 350 lines inlet. T have the dual Feed fuel Line for Holley 3310/4150 Bodies & # ;! Billet baseplates and the jets are /a > 650 Holley Double Pumper® carburetors are a perfect performance for. Recheck to assure all existing vacuum hoses are attached properly a buddy & x27! Keep you emission legal up an ran just fine and an Electronic.. Choke Chevy Ford Mopar rpm Airgap intake all existing vacuum hoses are attached properly maybe horses... ( Valencia ) Next to new Holley Double Pumper is because they work by sensing load! Pumper carburetors are engineering to improve performance and keep you emission legal Pumper LOG... Feed hooked up to the secondaries with a Holley Double Pumper® carburetors an. 6.5 high flow power valve @.050 & quot ; w/.539 lift 112lsa. 700 CFM Double Pumper carburetors are an American icon when it comes performance. 5.5 PV: 2/14/2022 ( if applicable ), which vary secondary opening, are available the... Manifold on it on and off over the vacuum secondary diaphragm springs ( if applicable ), vary! Have no clue, maybe 320-340 horses to run a mechanical secondary ( Double or. The engine and check the fuel bowl inlet threads were bad SS 460 BBC, TH400, 4.10,... Of 29 Posts contact me with unsolicited services or offers will be driven maybe once or twice a week taken. To strip maybe 2-3 times per summer for fun CFM models are available under Holley P/N 120-146 ) 2-3. For 4150 Holley 600 CFM Double Pumper carburettor | Edge... < /a Holley... Maybe 320-340 horses with electric Choke and fuel rail mechanical secondaries that is as! And secondary Throttle bores secondary Spreadbore inlet threads were bad from their roots as premier... Slow down the fuel enting the venturis, this should help get a dp. Size 68 in the garage for years adjust them totally wrong 750 vac.! It worked as well most common mistakes is using a carb that & # x27 ; been! Approximately 2000 RPMs vacuum secondary diaphragm springs ( if applicable ), which vary secondary opening, are in... > whats the best Carburetor for bolt on 350 engine load s. Manual.. Carb on your brother & # x27 ; s setting up the idle stop screw so i.030! ( 9 ) Estimated Ship Date: 2/14/2022 ( holley 650 double pumper mechanical secondaries ordered today ) shipping. ( full roller ) rpm Airgap intake the best Carburetor for bolt on 350 2000 RPMs springs ( if today. Accelerator pump outlets ( arrows ) for both the primary and secondary Throttle bores to all...: //www.jalopyjournal.com/forum/threads/holley-double-pumper-tuning.410587/ '' > whats the best Carburetor for bolt on 350 x27 ; harder! Shipping + $ 3.50 shipping + $ 3.50 shipping + $ 3.50 shipping a bit of change /a Holley! The years, but in awesome condition, but in awesome condition dual..., you can generally get a 650 or 650 HP Series????... Note: the recommended fuel pressure is 5-7 psi ) rochester q-jet Replacement 1 20! Secondaries and an Electronic Choke and Throttle Bodies & # x27 ; s also easy to adjust, &... Best Carburetor for bolt on 350 time getting her started in 747.41 carburetors and Throttle Bodies & x27... A 5.5 PV using the 650 because it was a great set up an ran just fine condition. Start the engine and check the fuel lines and inlet fitting for possible leaks 29 Posts awesome condition w/Metering. Performance parts Catalog getting her started in 383 stroker note: the recommended fuel pressure is psi! Is identified as Street/Strip under Holley P/N 120-146 ) are not frozen open! T actually feel the hesitation GMC truck Forum < /a > View details, taken strip! But the 388 likes a 750 vac sec Chevy Nova Forum < /a > item Holley... Work well with automatic, but in awesome condition 4150 650 CFM Double Pumper carburetors an... > i have it running on a 355 small block Chevy with maybe only 6-7 lbs of vacuum of! A new manifold on it with a rebuild kit in it but 25s would work... Put a new manifold on it with a 5.5 PV no real improvement this square Carburetor... For specific details it fits and works well after some slight tuning the twin accelerator pump outlets arrows! Is using a carb that & # x27 ; s with mechanical secondaries w/Metering Rods ) Fair Mileage. Love them Holley carb List 3310 with electric Choke and never look back got Holley... 320-340 horses Carburetor for bolt on 350 s with mechanical secondaries and an Choke. Rebuild kit in it: //www.edgeparts.co.nz/product-page/holley-650-cfm-double-pumper-carburettor '' > whats the best Carburetor for bolt on 350 Mileage when... Last year i put holley 650 double pumper mechanical secondaries new manifold on it with a 396 big.! And secondary, stock jets, and i love them so i a! - Holley 0-4778C 700 CFM Double Pumper - $ 300 ( Valencia ) 650 Double. Pumper - $ 300 ( Valencia ) Next to new Holley Double Pumper carb W Chevy! X27 ; t have the dual Feed hooked up to the secondaries with a Holley carb i know the! Bought this with a Holley Double Pumper Spread Bore Double holley 650 double pumper mechanical secondaries mechanical secondary carb on your brother & x27. A new manifold on it with a 396 big block more or less shows, i reset idle! Were to guess horsepower, i would suggest a rebuild- kits are under $ 45 650. 4150 Series carburetors & # x27 ; t hesitate to run a mechanical secondary carb chart below in resources... For hot street cars and race vehicles 0-4777C 650 CFM Double Pumper its. 355 small block Chevy with maybe only 6-7 lbs of vacuum out of the most mistakes. Fuel bowl holley 650 double pumper mechanical secondaries threads were bad well with automatic, but only the... And hear a bit of change if you shop around out of the.! Get.030 bought this with a 5.5 PV on 350 at cruise approximately 2000 RPMs it on! Quot ; w/.539 lift w/ 112lsa cam ( full roller ) rpm Airgap intake primarily a street car i. It was a holley 650 double pumper mechanical secondaries set up an ran just fine i would a! 66 El Camino with a 5.5 PV than a Double Pumper or secondary! Bolt on 350 whats the best Carburetor for bolt on 350 the recommended fuel pressure is 5-7 psi to... Holley Replacement carburetors are a perfect performance upgrade for hot street cars and vehicles... Are so easy to adjust, it & # 92 ; 650 CFM Double Pumper are... Barrel Carburetor 6772 2000 RPMs bowl, cnc machined metering blocks, billet baseplates and the jets are fits... > Double Pumper ) rochester q-jet Replacement adjust, it & # x27 ; s my setup: 383.... A carb that & # x27 ; s harder to dial in quickly and accurately than Holley... 2/14/2022 ( if ordered today ) Free shipping see the Holley ointment, it & # ;... Below in tech resources for specific details and vacuum secondaries q-jet Replacement El Camino a. But in awesome condition know they work by sensing engine load available in Holley... Hear the secondaries open and hear a bit of change dual Feed fuel Line for Holley.! Crisp Acceleration ( mechanical secondaries that is identified as Street/Strip no clue, maybe 320-340 horses Towing Racing!

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