Idle Mixture Screw. Installation is no different than a conventional metering block. Metering Blocks Plates and Conversion Kits. The Holley kit supplies a new metering May 12, 2006. 2976 4379 4743 4841 5271 Height of filter lid is 2 3/4 inch from carb inlet. 6. Alright, last try to get a holley replacement part. The only difference between the holley primary metering blocks in all of there 4160/4150 carbs double pumper and vacuum secondary is depending on the cfm rating of the carb is the fuel calibration setting and that is determined by the idle feed restrictor size along with the power valve channel restriction size and the jetting for your carb. Some of the metering blocks look just too corroded to use. The correct gasket for the secondary side is the same as the primary side (108-89-2, see link below). Re: Billet Metering Blocks vs "Standard " Holley Blocks. The #6541 and #11180 blocks to be primary blocks for a 4779DP. My records show the #11166 block to be a primary block for a 4779DP. Replacement Metering Block Kit. Free Shipping. In my years of running and firing engines on my dyno, I have had many carburetors with both cast and billet metering Advanced Search; or; Login Holley has been the undisputed leader in fuel systems for over 100 years. #4. Some of the metering blocks look just too corroded to use. May 20, 2007. Bowl vents have a 1 3/4 inch air gap from bottom of filter lid which is a flat plate. Hello guys I have a question. Product Type. 6. Holley Carburetor Numerical Listings Carb. The 4160 version replaces the metering block with a thinner metering plate that uses fixed jets. Our comparison photo between the two styles illustrates the difference in external appearance. Holley offers two different metering block conversion kits. !Holley metering block ID. 1966 427 Corvette SOLD. The primary metering block on a 3310 is equipped with a vacuum port on the passenger side, where the 4053 metering blocks have no vacuum provisions. The power valve restriction under the power valve is different, the 7448 I think has Thank you for purchasing a QFT 3 circuit metering block. 6. tics60. There are some tuning features that this block has that are illustrated below. Holley offers two different metering block conversion kits. The Blocks are ALL secondary`s. The Classic Air & Fuel Delivery /. The HP Ultra billet metering blocks come with five interchangeable emulsion jets per circuit (making 20 overall for all four barrels) that create an almost limitless tuning arrangement for optimizing the main fuel delivery curve. 4776-1+2+etc carb i only checked the search result if there are any aviable blocks and i missed the fact that they are all secondarys. Yes but I could not find it there. Metering Block Plug. The intermediate system has a feed and discharge restrictions. Also, any problems using these primary metering blocks on 3310 or any other vacuum secondary carbs? I took the carburetor off of the car, changed out the secondary metering block gasket, then put it all back together. Both the Classic Double Pumper and the HP carbs use cast metering blocks. Is there block differences with a center squirter? The stock calibration from Holley would probably be RICH for a street setup car/truck. I picked up a couple used 3310s, one of which is the 3310-1 with the downleg boosters. Also, any problems using these primary metering blocks on 3310 or any other vacuum secondary carbs? There should be no issues with using a fuel bowl from a 4150 on a 4500 just as long as you are using Double Pumper bowls with an accelerator pump on both sides. Post Aug 18, 2018 #2 2018-08-18T18:17. List numbers are 4776, 4777, 4778, 3310, and 1850. Kirk, the metering blocks are not interchangeable as produced from holley. This unit was originally designed Anyway, I have no problem changing the jets, power valve, cam, etc. Vents are angle cut and stock height for Holley 1850. That's a lot of good info there and the only difference between a quick fuel billet metering block and a holley cast one is on the secondary blocks the holley cast ones don't Items 1 - 43 of 43 Items. The 3310 and Add To Cart. I recently purchased several Holley carbs that were disassembled. Part Number: HLY-134-61. I went through this with Quickfuel a while ago inquiring about their billet blocks. I have rebuilt many I got a good look at some old 750 Holley tunnel ram carbs today, these are list number 6109. 10. Sort. It appears to have been modified and/or cobbled together since some of the components are different than the Holley specs. 704 109 3. A secondary metering block allows a tuner to easily replace secondary jets. The 4160 version replaces the metering block with a thinner metering plate that uses fixed jets. Our comparison photo between the two styles illustrates the difference in external appearance. Holley offers two different metering block conversion kits. Primary & Primary Secondary Primary Secondary Primary Carburetor Model CFM Renew Trick Secondary Main Main Jet Metering Metering Air flow is from a rear facing 4 inch cowl hood. Aug 29, 2003. I've heard these were Levon Hovagimian. Back to Holley.com . Your help will be greatly appreciated. $117.95. Actually, I emailed Holley tech support and they said it was the wrong gasket. Team Chevelle #279. Your help will be greatly appreciated. I've heard these were really good carbs and don't have the pig rich idle circuit the 660's are known for. amnit: All right thats my fault, when i have had a look if the block is aviable for the. Re: HELP!! I would guess any traditional Holley blocks should work tics60. GNTKLLR. Our comparison photo between the two styles illustrates the difference in external appearance. Meanwhile, the XP series incorporates billet aluminum blocks. Dave Rink Holley Metering Block Identification (2) If this is your first visit, 2015 Camaro ZL1 Summit White (Bone Stock) SOLD. Oct 2, 2008. I got a good look at some old 750 Holley tunnel ram carbs today, these are list number 6109. The differences are plentiful. I have 2 metering blocks that I need identified and what they will work on: #1 - 10566-H primary block #2 - 11166-3 secondary block Thanks for your help. 2976 4379 4743 4841 5271 5924 6619 Secondary metering block 6739/6210. I just bought me a new quick fuel brawler double pumper BR-67318 which has billet metering blocks and any previous quick fuel carburetor regardless with cast or billet metering blocks has the changeable idle feed restrictors and power valve channel restrictors. They said the only diff between the 4776-4781 blocks was in the idle The metering block for the 600 carb has been tuned and designed for the 1973 Camaro IHRA Hot Rod (LS Keep in mind, ( 2 ) Estimated Ship Date: Sep 30, 2022 (if ordered today) Drop Ship. by BLACK BART Tue Feb 01, 2011 7:58 am. Carburetor Components /. A secondary metering block allows a tuner to easily replace secondary jets. The 4160 version replaces the metering block with a thinner metering plate that uses fixed jets. Our comparison photo between the two styles illustrates the difference in external appearance. Main Jet Tap Tool. Post Aug 18, 2018 #3 2018-08-18T18:40. The main difference is the 0-1850 conversion kit includes a longer fuel transfer tube to accommodate moving the fuel bowls farther apart. Metering Block, Primary, Cast Aluminum, Gold Iridited, Holley 4150, R4779-9, Each. Air filter typical K&N type. A case in point is this adjustable metering block derived from the stock metering block for Holley's PN 7448-350 two-barrel (2-bbl) carburetor. No choke tower for smoother/even airflow, adjustable air bleeds, (750 non adjustable),different float and fuel blow setup, high flow metering blocks, notched floats and jet extensions for hard launches/cornering so that fuel delivery is consistent. Replacement Metering Plate. The 4160 version replaces the metering block with a thinner metering plate that uses fixed jets. tics60. Quick Fuel. You can use either metering block for your 600 carb but the issue will be messed up fuel metering. Holley metering blocks. Holley Replacement Metering Blocks 134-61. Help Support Our Channel by Supporting Yourself with Suggested Items below.We are an affiliate for Amazon and eBay. The #4100 block is a secondary conversion block to convert a model 4160 to a model 4150.

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