Sold Individually
Now made of ALUMINUM! Direct replacement components to turn a street carburetor into a high-performance carb: get that extra performance out of your ride in less than 30 minutes! Add up to 25-50 HP with PROFORM's 100% NEW, high-performance carburetor main body (no re-built components). Easy swap-in, swap-out installation utilizing existing metering blocks, fuel bowls, and baseplate. Involves only 14 screws. Has adjustable screw-in air bleeds, high-performance down-leg boosters. Get maximum air flow with no air horn, choke tower, or choke control. Comes with instructions, all necessary non-stick replacement gaskets, and high-performance jet kit. PROFORM is a registered trademark of Specialty Auto Parts USA, Inc. Holley's and Double Pumper's are registered trademarks of Holley's Performance Products, Inc. This product is supplied by Specialty Auto Parts USA, Inc. and it is not endorsed by any other carburetor manufacturer. Technical Note: Main body does not retain vacuum advance port in original metering block.
Now made of ALUMINUM! Direct replacement components to turn a street carburetor into a high-performance carb: get that extra performance out of your ride in less than 30 minutes! Add up to 25-50 HP with PROFORM's 100% NEW, high-performance carburetor main body (no re-built components). Easy swap-in, swap-out installation utilizing existing metering blocks, fuel bowls, and baseplate. Involves only 14 screws. Has adjustable screw-in air bleeds, high-performance down-leg boosters. Get maximum air flow with no air horn, choke tower, or choke control. Comes with instructions, all necessary non-stick replacement gaskets, and high-performance jet kit. PROFORM is a registered trademark of Specialty Auto Parts USA, Inc. Holley's and Double Pumper's are registered trademarks of Holley's Performance Products, Inc. This product is supplied by Specialty Auto Parts USA, Inc. and it is not endorsed by any other carburetor manufacturer. Technical Note: Main body does not retain vacuum advance port in original metering block.
- For Use with Holley®
- Sold Individually
- 4777, 4778, 4779 and 4780 Carbs
- No Air Horn
- Adjustable Air Bleeds and High-Performance Down-Leg Boosters
- Comes with Gaskets and Jet Kit
- Natural Aluminum Finish
- Offset Design for More Oil Pan Clearance
- 100% New Components
- Not Re-man or Refurbished
Information:
Engine Carburetor Main Body; For Use With Holley #4777| Attributes | |
| ASIN | B00062ZNWM |
| Air Bleed Material | Brass, Brass |
| Air Bleed Size (Inner High Speed) | 35 / 35 |
| Air Bleed Size (Outer Idle) | 70 / 70 |
| Air Bleeds Included | Yes, Yes |
| Booster Style | Down-Leg Boosters, Down-Leg Boosters |
| CFM | 750 CFM, 750 CFM |
| California Proposition 65 | Yes |
| Category | Carbs, Carbs |
| Color | Natural Aluminum Finish, Natural Aluminum Finish |
| Country of Origin (Primary) | CN |
| Discharge Nozzle Size (Primary / Secondary) | .031 in. / .031 in. |
| Emission Code | Off Road |
| Feature/Benefit | Direct replacement components to turn a street carburetor into a high-performance carb: get that extra performance out of your ride in less than 30 minutes!, Add up to 25-50 HP with PROFORM's 100% NEW, high-performance carburetor main body (no re-built components)., Easy swap-in, swap-out installation utilizing existing metering blocks, fuel bowls, and baseplate., Involves only 14 screws., Has adjustable screw-in air bleeds, high-performance down-leg boosters., Made of Aluminum, Get maximum air flow with no air horn, choke tower, or choke control., Comes with instructions, all necessary non-stick replacement gaskets, and high-performance jet kit. |
| Finish | Natural, Natural |
| Fuel | Gasoline, Gasoline |
| Fuel Bowl Gaskets Included | Yes, Yes |
| Fuel Bowl Screw Gaskets Included | Yes, Yes |
| GTIN | 00037995311002 |
| Harmonized Tariff Code (Schedule B) | 8409914000 |
| Hazardous Material Code | N |
| Idle/High Speed Air Bleed Sizes | 73 / 73 |
| Life Cycle Status Code | Available to Order |
| Main Body Material | Lightweight Aluminum, Lightweight Aluminum |
| Material | Aluminum, Aluminum |
| NAFTA Preference Criterion Code | B |
| Needle & Seat | 110 |
| Primary Main Jet Size | 74 / .078 |
| SDR Required Flag | N |
| Secondaries | Mechanical Secondaries, Mechanical Secondaries |
| Secondary Main Jet Size | 83 / .093 |
| Technical Note | Main body does not retain vacuum advance port in original metering block., Main body does not retain vacuum advance port in original metering block. |
| Warranty Time | 1 |
PROFORM 67100C Engine Carburetor Main Body; For Use With Holley #4777
Product Information
- Brand: PROFORM
- Product Number: 67100C