Proform 67100C 650-800 CFM Holley Carburetor Main Body
Universal Fit, 4-Barrel Carburetor Barrels, Gasoline Fuel Type, Natural, Aluminum
- Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
This direct replacement main body will turn your ho-hum Holley street carburetor into a true racing carb featuring adjustable screw-in air bleeds and performance down-leg boosters. Plus, airflow is improved by eliminating the air horn and choke assembly, which can translate into 25-50 more horsepower! Easy 30-minute swap-in, swap-out installation utilizing existing metering blocks, fuel bowls, and base plate. Involves only 14 screws. Instructions, high performance jet kit, and non-stick gaskets included.
- Flows 750+ CFM
- Adjustable screw-in air bleeds
- High-performance down-leg boosters
- Get maximum air flow with no air horn, choke tower, or choke control
- Non-stick replacement gaskets
- High-performance jet kit
Technical Note: Main body does not retain vacuum advance port in original metering block.586-67100 Instructions (PDF)
For use with Holley Double Pumpers (Mechanical Secondaries):
- 650 CFM (#4777)
- 700 CFM (#4778)
- 750 CFM (#4779)
- 800 CFM (#4780)
More Like This
Primary 9 Super 7® 3-Bolt 2-Barrel Carburetor, Plain Finish
Pair of Primary 9 Super 7® 3-Bolt 2-Barrel Carbs, Plain Finish
Set of 3 9 Super 7® 3-Bolt 2-Barrel Carburetors, Plain Finish
Pair of Secondary 9 Super 7® 3-Bolt 2-Barrel Carbs, Plain Finish
Set of 6 9 Super 7® 3-Bolt 2-Barrel Carburetors, Plain Finish
Jet 37001 Rochester 2G Circle Track 500 CFM 2 Barrel Carburetor
Holley 0-80570 Avenger 570 CFM 4 Barrel Carburetor, Electric Choke
Quick Fuel Q-500-CT Q-Series Carburetor, 500 CFM Gauge Rule CT
Quick Fuel FX-4710 QFX Series 4710 Carburetor, 1050 CFM, 1.710V
Quick Fuel HR-650 HR-Series Carburetor, 650 CFM
Q & A
Tim talks about his favorite intake manifold, the Might Edelbrock X1.
Tim talks about the vintage carburetor options we have available.
Tim talks about the Offenhauser 4 x 2 Pacesetter intake.
In this episode, Project Chevelle takes a big step in its muscle car transformation. It's out with the little old 307 and to the dyno with our new 383 from BluePrint Engines!