Holley Aluminum HP Main Body Retro-Fit Kit-750 CFM - 134-300SA header-back-exhaust The probes come in 4

The probes come in 4 different lengths ensuring a clean looking installation

6L V8 1974 Dodge Ramcharger 360/5

1968-1969 Nova

Brake Hoses for 99-07 Chevrolet Silverado and GMC Sierra

Holley Aluminum HP Main Body Retro-Fit Kit-750 CFM - 134-300SA header-back-exhaust The probes come in 4Overview: Want to upgrade your street carburetor to a high performance race carb, but don't 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