Tuff Stuff Performance 7" Single Diaphragm Boo ster Combo w/2071 Master Water Injection Solenoid can move the needle from

can move the needle from 0 - 6

Rocker stud diameter: 3/8"

Guide Plates are designed to minimize modifications associated with high-performance cylinder heads when intake ports have been relocated

Includes new oil pan bolts

Tuff Stuff Performance 7" Single Diaphragm Boo ster Combo w/2071 Master Water Injection Solenoid can move the needle fromSpecific fit applications available in beautiful chrome plated, gold zinc or black powder coated finishes. 1" and 1 1 8" master cylinder bores work with disc disc, disc drum, and drum drum brake set ups. Single and dual diaphragm styles available in 7", 8", 9" and 11" diameters to fit virtually all hot rods, customs and muscle cars. 100% all new components and every unit is vacuum tested to insure reliability. Works with many stock mounting brackets