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Holley 134-300C HP Main Body Retro Fit Kit
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Body, Exterior & Accessories ❯
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Always the correct part
Performance matched parts
We know our products
Economy shipping
Want to upgrade your street carburetor to a high-performance race carb, but dont have the means to do a complete carb swap If you can turn a screwdriver, you can get increased horsepower from the new Holley Aluminum HP carburetor main bodies. These aluminum HP main body retrofit kits convert your existing carburetor to an aluminum HP main body for increased horsepower, torque, and airflow. With no air horn, choke tower, or choke control to restrict airflow, they deliver extra power easily and affordably. These aluminum main bodies are available in a shiny finish and come complete with all the parts necessary to take your carburetor to the next level! This retrofit main body kit converts the following applicable carburetors:650 CFM - 0-4777700 CFM - 0-4778750 CFM - 0-4779, 0-76751
Description_DEF | Carburetor Top |
Description_DES | HP Main Body Retro Fit Kit |
Description_EXT | HP Main Body Retro Fit Kit; Green Dichromate Finish; For Holley Double Pumper Carb PN[0-4777/0-4778/0-4779]; |
Description_INV | HP MAIN BODY UP-GRADE - CHROMATE |
Description_FAB | Eliminates Choke Tower and Associated Hardware of Standard Holley Double Pumper (R) |
Description_FAB | Reduces Turbulence And Smoothes Air Entry Into The Venturi |
Description_FAB | Pre-Calibrated At The Factory For Optimum Performance and Drivability on a Wide Variety of Applications |
Description_FAB | Simple Installation With Common Hand Tools |
Description_FAB | All Necessary Parts Are Included |
Description_FAB | Eligible For Holley Contingency Programs |
Description_SHO | Carburetor Top |
Description_MKT | Want to upgrade your street carburetor to a high-performance race carb, but dont have the means to do a complete carb swap? If you can turn a screwdriver, you can get increased horsepower from the new Holley Aluminum HP carburetor main bodies. These aluminum HP main body retrofit kits convert your existing carburetor to an aluminum HP main body for increased horsepower, torque, and airflow. With no air horn, choke tower, or choke control to restrict airflow, they deliver extra power easily and affordably. These aluminum main bodies are available in a shiny finish and come complete with all the parts necessary to take your carburetor to the next level! This retrofit main body kit converts the following applicable carburetors:650 CFM - 0-4777700 CFM - 0-4778750 CFM - 0-4779, 0-76751 |
Warning | California Proposition 65 |
WARNING CA Proposition 65 Message | WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
Brand | Holley |
WARNING CA Proposition 65 | Yes |
Product Type | HP Main Body Retro Fit Kit |
Warranty | Limited 90 Day |
Emission Code | 5 |
Length | 6.0000 |
Width | 7.0000 |
Height | 7.0000 |
Weight | 5.0000 |
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Solid hitch with serious strength and clean powder coat, heavy to lift, but installs easy and tows perfectly!!
Shipping was quick and on time - exactly what I needed for my small-block build - would buy again for sure
Weatherbeater mats fit my work truck perfectly. Dropped them in and nothing moves. Truly a great upgrade
Window visors look incredible and feel durable, install was simple. Zero wind noise on the highway!
Leveling kit components were well packed. Instructions lacking, but online videos helped. Rides level now and feels planted.
Found single lifter pairs in stock here when others required full sets, fast shipping got me racing again, hell yeah!!
Rear bumper upgrade looks better than factory plastic. Install was easy, and functionality is miles ahead. Highly recommended.
Tonneau cover fit is excellent. Clear instructions and a smooth install. Delivery to my door was super convenient
Turbo arrived next morning and matched description. Bolted up cleanly and truck is back to full power.
Husband’s birthday grille guard is rock solid, looks sharp he loves it so much!!! Thanks again
Customer service handled a damaged shipment immediately. Refund was painless. I’ll shop here again.
Exhaust system installed in two hours on my first try. Perfect fit and the sound is pure joy.
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