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Big camshaft may want locked out timing. Replacing the 650 carb body with a 750hp carb body kit will increase power. A common fault that causes the VS's to open late and less than WOT.. (specific to most non oem/3310-2, -3-4 etc carbs.) If your 3310 does not have down leg style boosters. your carb has this missing copper tube fault.Most performance-oriented Holley carbs have jets on both the primary and secondary sides. The jets are accessed by removing the fuel bowls on each end of the carburetor. But there is an important …1725 posts · Joined 2001. #1 · Nov 30, 2005. Hey guys, i am considering upgrading my holley 3310 with a secondary metering block. The benefit of being able to rejet the secondaries would be nice. Questions though is if this is really necessary? Are the benefits of being able to tune your secondaries worth the price of the kit, fuel line to ...3310 vacuum secondary holley carb problem. ... 355 10.14 compression 3310 750 holley dart2 heads my problem is when engines running and tuned my back boosters on the holley carb are leaking when I blip the throddle and return to idle there still leaking off then clears off and when I shut the car off front and back boosters are leaking into the ...Holley, Weiand, MSD, and Sniper Intake Manifolds are no strangers to the performance aftermarket. With performance intakes for small and big block Chevy, small and big block Ford, Mopar, Pontiac, and all of the late model platforms such as GM LS, GM LT, Ford Mod Motor, Ford Coyote, and Mopar Gen III Hemi, we have what it takes to make sure your …DjD. 27013 posts · Joined 1999. #5 · Oct 21, 2002. 3310-1 is a 780cfm carb. It wasn't used in production by chevrolet in '69, I can't say for other years though. The 2 780's I am aware of are, the Z/28: List - 4053 DZ and the other was a List 4346 I believe... Both these carbs have a secondary power valve and the 4346 has a vent in the ...3310 2a primary 10.5 secondary plate. The above per Holley Illustrated Parts and specs and initially this carb was used on the 396 425 hp Corvette. Ok the 3310-1 does have a 10.5 valve MY BAD. All my carbs were metering plate 4160s they have the 6.5. why would you need a 10.5 power valve even the jets are the same.Connect the vacuum hose from the choke housing to the plastic tee, or connect the vacuum hose from the choke housing to an unused vacuum port on the intake manifold. 16. Start the engine and allow the engine to reach operating temperature. On automotive applications, manually advance the throttle to just off idle.Distribution Blocks, Filters, Adapters and Fittings. Electrical and Wiring. Fuel Pumps and Regulators. Gauges. Hose Lines and Tubing. Intercooler Sprayers. Microswitch and Solenoid Mounting Brackets. NOS Jets. Nitrous Blowdown Hoses and Tubes.My Holley 3310-2 is giving me fits. The car stumbles at acceleration off idle, at anyything over 1500prm's it gets right with it. The inside of the carb is dark charcoal. ... Owning Holley book is essential to owning a Holley. I even recommend carying a small tackle type box with needle and seat gaskets, needle and seats, bowl and metering ...Find many great new & used options and get the best deals for Holley original 65 Chevelle 3878261 rebuilt Carburetor #3310 at the best online prices at eBay! Free shipping for many products!The Holley 3310 was used on the Z28 in late 67 early 68 on only some of the cars. Holley had a backlog problem with the carb. number they were producing for Chevy. Since they were close in specs anyway, they sent Chevy these untill they caught up with production. Also, there is a metering block conversion for the 3310's but they did not have a ...This is Holley's 3310 carburetor. It's so popular it's actually in the Hot Rod Speed Parts Hall of Fame. Flow is 750 CFM. It features vacuum secondaries, a manual choke, and dual feed inlet. This carburetor is perfect for high performance applications. Make sure you check out CJPonyParts.com for our complete selection of Holley fuel delivery ...1-16 of 74 results for "holley 3310 metering block" Results. Price and other details may vary based on product size and color. QUICK FUEL. 34-8QFT Billet Metering Block Fits 1850 3310 80475 and double pumpers. $99.31 $ 99. 31. $14.99 delivery Thu, Feb 29 . Only 3 left in stock - order soon. Holley.Loosen them up just enough to allow you to rotate the choke cap but not enough to allow it to freewheel. Slightly crack the throttle open, unload the fast idle cam, and turn the choke cap clockwise until you see the choke plate open. Then rotate it back slowly until the choke plate just comes closed. At that point, you can go ahead and snug ...238 posts · Joined 2008. #8 · Oct 21, 2010 (Edited) Just to clairify to anyone else with this problem- Here are the correct Holley part #'s for this carb's gaskets---3310-4 ( 4160 ) Primary bowl gasket 108-83-2. Primary metering block gasket 108-89-2. Secondary bowl / metering block gasket 108-90-2. The holley set # 108200 has the wrong ...

Holley Street Avenger 770 cfm Square Bore 4150 4BBL Carburetor - 0-83770. Part #: 0-83770. Line: HLY. Check Vehicle Fit. 90 Day Limited Warranty. Carburetor Type: 4150. CFM Rating: 770 cfm.3310 Specs. These are the specs listed in the Holley catalog for all the 0-3310 vacuum-secondary carburetors. Most of the specs are the same for all the different models with a few exceptions ...Categories/ Plumbing AN Fittings and Hose. Vapor Guard. Earls Classic Hose and Hose Ends. Speed-Seal and Speed-Flex. Hardline. Also in Plumbing AN Fittings and Hose. Adapters. All Hose Groups. Application Specific Parts.Find Parts and Accessories holley 3310 2 rebuild kit KEYWORD and get Free Shipping on Orders Over $109 at Summit Racing! Use your Summit Racing SpeedCard today, and get up to 10% back - Get Details! ... Holley, Marine Carburetor, Renew Kit, Instructions, Parts, Hardware, Gaskets, for R50419, R50463, R80265, R80315, R80403, Kit. Part Number: HLY ...

The format is as follows:YDDDWhere: Y is the last digit of the year. DDD is the day of the year (001 to 365) Decode the year: The last digit of the date code represents the year. For example, if the last digit is "3," the carburetor could have been produced in 1973, 1983, 1993, or 2003. You may need to consider other factors, such as the ...Holley recommends 7 psi at idle, and a minimum 4 psi at engine redline. Three 8" fuel lines can result in adequate (indicated) fuel pressures, but restricted fuel flow. Use of a Holley electric fuel pump at the rear of the vehicle next to the fuel tank assures adequate fuel pressure under even the most severe operating conditions.…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. DjD. 27013 posts · Joined 1999. #5 · Oct 21, 2002. 3310-1 is a. Possible cause: Holley Vacuum secondary not opening. I have 396 BBC with a Holley 3310 Vacuum Seco.