1/4" Phenolic Insulator kit 1957-58 Tri-power Engine Performance J shaped bracket to attach

J shaped bracket to attach to center carb

Can be cleaned with soap & water

this modified airhorn is an exact copy of the correct and hard to find 1966 center

This is the choke bracket

Includes  needle / seat

1/4" Phenolic Insulator kit 1957-58 Tri-power Engine Performance J shaped bracket to attachThis kit also fits the popular 348s, and Olds J 2 as well as the Early Pontiac's. If your tripower has three small Rochester carbs, this fits. Kit includes three precision cut insulators, set of 12 studs and new, plated nuts. Studs are made for this application not a generic piece. Studs have the correct 5 16 18 threads into intake and 5 16 24 up on top. Kit includes 6 gaskets, which you will need. Solves issues with fuel boiling in the bowls,