List No Model CFM Secondaries  Choke Info
7448 2300 350 2-barrel Man 30cc Acc pump
80583 2300 350 2-barrel N/A Calibrated for gas.
4782 2300 355 2-barrel Div Chrysler 3x2 comp.
4412 2300 500 2-barrel Man 50cc Acc pump
4783 2300 500 2-barrel Div Chrysler 3x2 comp. Replaceable Jets
80582 2300 500 2-barrel N/A Calibrated for gas.
9647 2300 500 2-barrel N/A Methanol-calibrated. 50cc Acc pump. High Flow.
80585 - 550 2-barrel N/A
Split Dominator. Race ready gasoline calibration. 2.00" throttle bores. 50cc Acc pump
80590 2250 625 2-barrel N/A
Split Dominator. Race ready gasoline calibration. 2.125" throttle bores. 50cc Acc pump
80600 - 675 2-barrel N/A
Split Dominator. Race ready gasoline calibration. 2.180" throttle bores. 50cc Acc pump
8007 4160 390 Vacuum Electric Calibrated for small displacement V-8 or 6 cylinder engines.
80507 4150 390 Mechanical N/A NASCAR approved. Double 30cc acc pumps. Center hung float bowl. Four corner idle system. Screw-in/replaceable air bleeds available. Power valve blow-out protection.
1-191 4160 450 Vacuum Air Auto
1961-67 Ford V-8 engines. Ford A/T kickdown. Side hung float bowls.
80570 - 570 Adj Vacuum Electric Four vacuum ports - PCV, Power Brake, Spark and A/C or modulating.
1850 4160 600 Vacuum Man Side hung float bowls. Power valve blow-out protection.
4776 4150 600 Mechanical Man Center hung float bowls. Power valve blow-out protection.
80145 4150 600 Vacuum El Center hung float bowls - dual feed. Ford A/T kickdown.
80457 4160 600 Vacuum El Universal calibration (1965-69). Side hung float bowls. Power valve blow-out protection
80540 4150HP 600 Mechanical N/A Straight-leg boosters. Calibrated for gasoline. Double 30cc acc pumps. Four-corner idle system. Power valve blow-out protection. Screw-in air bleeds.
80575 4150HP 600   N/A Chevrolet small block 2x4, 671 blower calibration. Four-corner idle system. Dual 50cc acc pumps. Replaceable air bleeds. Manifold-referenced power valve.
80776 4150HP 600 Mechanical Man Center hung float bowls. Power valve blow-out protection. Braided fuel line.
80592 4150 600 Prog. Mechanical Man Designed for use with superchargers. Dual 50cc acc pumps. Manifold-referenced power valve. Ultimate Street Performance.
4777 4150 650 Mechanical Man Center hung float bowls. Power valve blow-out protection.
80541 4150HP 650 Prog. Mechanical N/A Straight-leg boosters. Calibrated for gasoline. Double 30cc acc pumps. Four-corner idle system. Power valve blow-out protection. Screw-in air bleeds.
80542 4150HP 650 Prog. Mechanical N/A Straight-leg boosters. Calibrated for gasoline. Double 50cc acc pumps. Four-corner idle system. Power valve blow-out protection. Screw-in air bleeds.
80555 4175 650 Vacuum El Universal calibration (1965-69). Rochester replacement. Power valve blow-out protection.
80777 4150 650 Mechanical Man Center hung float bowls. Power valve blow-out protection. Braided fuel line.
80783 4150 650 Vacuum El Universal calibration. Center hung float bowls. Power valve blow-out protection.
4224 4160 660 Mechanical N/A 2x4 (inline). 50cc Center discharge pump. Side hung float bowls. Single fuel inlet.
80670 SAS 670 Vacuum El External No Trouble adjustable float with sight plug. Ford A/T kickdown. Four vacuum ports.
4778 4150 700 Mechanical Man Center hung float bowls. Power valve blow-out protection. 50cc secondary pump
80572 4150 700 - Man Small block Chevrolet 1x4 140 series supercharger. Big block Chevrolet 2x4 250 series supercharger. 50cc secondary pump. Power valve blow-out protection. Manifold-referenced power valve.
80778 4150 700 Mechanical Man Center hung float bowls. Power valve blow-out protection. 50cc secondary pump. Braided fuel line.
3310 4160 750 Vacuum Man Universal calibration. Center hung float bowls. Power valve blow-out protection. Ford A/T kickdown.
4779 4150 750 Mechanical Man Center hung float bowls. Power valve blow-out protection.
6109 4150 750 Prog. Mechanical N/A Universal 2x4 application. Double acc pumps. Side hung fuel bowls. Dual fuel inlets.
6709 4150 750 Mechanical Man 1970-72 400-455 engines. Center hung float bowls. Ford A/T kickdown.
8156 4150 750 Mechanical N/A Double 30cc acc pumps. Dual feed/center hung float bowls. Four corner idle system. Conventional boosters.
9379 4150 750 Mechanical N/A Double 30cc acc pumps. Dual feed/center hung float bowls. Four corner idle system. Annual boosters.
9645 4150 750 Mechanical N/A Methanol fuel calibration. Center hung float bowls. 30cc Primary acc pump. 50cc Secondary acc pump. Special high flow metering blocks.
High capacity boosters. High flow needle and seat assemblies.
80186 4150 750 Prog Mechanical N/A Annular boosters. 2-circuit metering. Dual 50cc acc pumps. Four-corner idle system. Power valve blow-out protection. Screw-in air bleeds. Non-stick gaskets.
80508 4160 750 Vacuum El Universal calibration. Center hung float bowls. Power valve blow-out protection. Ford A/T kickdown. Chrome fuel line.
80528 4150 750 Prog Mechanical N/A Double-step down leg boosters. Calibrated for gasoline. Double 30cc acc pumps. Four-corner idle system. Screw-in air bleeds.
80529 4150HP 750 Vacuum N/A Double-step down leg boosters. Calibrated for gasoline. Single 30cc acc pump. Four-corner idle system. Screw-in air bleeds.
80535 4150HP 750 Prog. Mechanical N/A Double-step down leg boosters. Calibrated for methanol. Double 50cc acc pumps. Four-corner idle system. Screw-in air bleeds. 4500 DOMINATOR HP fuel bowls.
80770 SAS 770 Vacuum El Four vacuum ports. Sintered brass, high flow fuel inlet filters located in fuel bowls. Ford A/T kickdown.
80573 4150 750 - Man Small block Chevrolet 1x4, 170 series blower calibration. Four-corner idle system. Dual 50cc acc pumps. Manifold-referenced power valve.
80576 4150HP 750 - - Chevrolet engines and Chrysler Hemi 2x4 blower calibration. Designed for use on the Weiand 671 supercharger (big block Chevrolet/Chrysler 392). Designed for use on the Weiand 871 supercharger (small block Chevrolet/Chrysler 426). Replaceable air bleeds. Dual 30cc acc pumps. Manifold-referenced power valve.
80779 4150 750 Mechanical Man Center hung float bowls. Power valve blow-out protection. Four-corner idle system. Braided fuel line
4235 4160 770 Vacuum - Original Chrysler race hemi 2x4 carburetor. Original throttle linkage. Right side (Chrysler #2946263).
4236 4160 770 Vacuum - Original Chrysler race hemi 2x4 carburetor. Original throttle linkage. Left side (Chrysler #2946263).
9188 4150 780 Vacuum Aut 1965 Chevrolet 396/425 HP. Center hung float bowls. Secondary power valve.
4780 4150 800 Mechanical Man Center hung float bowls. Power valve blow-out protection.
80574 4150 800 - Man Big block Chevrolet 1x4, 170 series blower calibration. Dual 50cc acc pumps. Manifold-referenced power valve.
80780 4150 800 Mechanical Man Center hung float bowls. Power valve blow-out protection. Braided fuel line.
80509 4150HP 830 Prog. Mechanical N/A NASCAR approved. Double-step, down-leg style boosters. Double 30cc acc pumps. Four corner idle system. Stainless steel throttle plates w/ buttonhead screws. Screw-in air bleeds.
80511 4150HP 830 Prog. Mechanical N/A NASCAR approved. Annular-style boosters. Double 30cc acc pumps. Four corner idle system. Stainless steel throttle plates w/ buttonhead screws. Screw-in air bleeds.
80785 4150HP 830 Prog Mechanical N/A Intended for circle track racing. Special Keith Dorton calibration for gasoline. Center hung float bowls with dual 30cc acc pumps.
9381 4150 830 Mechanical N/A Center hung float bowls. Dual 30cc acc pumps. Annular style boosters. Four corner idle system.
4781 4150 850 Mechanical Man Center hung float bowls. Power valve blow-out protection. 50cc secondary pump.
8162 4150 850 Mechanical N/A 30cc Primary acc pump. 50cc Secondary acc pump. Four corner idle system. Conventional boosters
80531 4150 850 Vacuum El Used on 502 crate motors. Center hung float bowls. Secondary power valve. Ford A/T kickdown.
80781 4150 850 Mechanical Man Center hung float bowls. Power valve blow-out protection.
50cc secondary pump. Braided fuel line
9380 4150 850 Mechanical N/A 30cc Primary acc pump. 50cc Secondary acc pump. Annular-style boosters. Four corner idle system
9646 4150 850 Mechanical N/A Methanol fuel calibration. Center hung float bowls. Dual 50cc accelerator pumps. Special high flow metering blocks. High capacity boosters. High flow needle and seat assemblies.
80786 4150 850 Prog Mechanical N/A Intended for circle track racing. Special Keith Dorton calibration for gasoline. Specially coated venturii for reduced air turbulence. 1.75" throttle bores. Center hung float bowls with dual 30cc acc pumps. Screw-in air bleeds.
80496 4150 950 Prog Mechanical N/A Double-step down leg boosters. Calibrated for gasoline. Double 30cc acc pumps. Screw-in air bleeds. 4500 DOMINATOR HP fuel bowls.
80497 4150HP 950 Vacuum N/A Double-step down leg boosters. Quick change secondary spring cover. 30cc acc pump. Screw-in air bleeds. Dual feed DOMINATOR fuel bowls. Notched floats with jet extensions. A natural for big-inch "stroker" motors.
80498 4150HP 950 Prog Mechanical N/A Double-step down leg boosters. Calibrated for methanol. Double 50cc acc pumps. Screw-in air bleeds.
80577 4150HP 950 - N/A Big block Chevrolet 2x4, 871 & 1071 blower calibration. Dual 30cc acc pumps.
80513 4150HP 1000 Prog Mechanical N/A Double-step down leg boosters. 30cc primary acc pump. 50cc secondary acc pump. Screw-in air bleeds.
80514 4150HP 1000 Prog Mechanical N/A Annular boosters. 30cc primary acc pump. 50cc secondary acc pump. Screw-in air bleeds.
8082 Dominator 1050 Prog Mechanical N/A 1 x 4 carburetor set-ups. Annular boosters. 2-circuit metering. Dual 50cc acc pumps. Power valve. Screw-in air bleeds.
8896 Dominator 1050 Prog Mechanical N/A 1 x 4 carburetor set-ups. Annular boosters. 3-circuit metering. Dual 50cc acc pumps. Power valve. Screw-in air bleeds.
80586 Dominator 1050 Prog Mechanical N/A 2x4 Carburetor set-ups. 3-Circuit metering. Calibrated for methanol. Red non-stick gaskets. Dual 50cc acc pumps.
9375 Dominator 1050 Prog Mechanical N/A 2x4 Carburetor set-ups. 3-Circuit metering. Calibrated for methanol. Red non-stick gaskets. Dual 50cc acc pumps.
80642 Dominator 1100 Prog Mechanical N/A 2 x 4 Carburetor set-ups. Pro-Stock and highly-modified engines. 30cc acc pumps.
7320 Dominator 1150 Prog Mechanical N/A 1 x 4 carburetor set-ups. 2-circuit metering. Dual 50cc acc pumps.
80556 Dominator 1150 Prog mechanical N/A 1 x 4 carburetor set-ups. 3-circuit metering. Dual 50cc acc pumps.
80578 Dominator 1150 Prog Mechanical N/A 4500 DOMINATOR HP design. Big block Chevrolet 2x4, 1271 & 1471 blower calibration. Four-corner idle system. Dual 50cc acc pumps.
9377 Dominator 1150 Prog Mechanical N/A 2 x 4 Carburetor set-ups. 3-circuit metering. Dual 50cc acc pumps.
80643 Dominator 1200 Prog Mechanical N/A 2 x 4 Carburetor set-ups. Pro-Stock and highly-modified engines. 3-circuit metering. 30cc Acc pump.
80532 Dominator 1250 Prog Mechanical N/A 3-circuit metering. Dual 50cc acc pumps.
80533 Dominator 1250 Prog Mechanical N/A 3-circuit metering. Dual 50cc acc pumps.

How big carburator do I need on my engine?
How To Calculate CFM:
Engine size (CID) x maximum RPM / 3456 = CFM

For example: Lets say that we need a carb on our new 402 CID engine. So how big carb do I need?
402 x 6000 / 3456 = 697,916 CFM wich will make a 700 CFM carburator.

More info can be found at www.holley.com


Tommy Ledberg