Zinc 7" Dual Diaphragm Power Brake Booster Metal Signs & Apparel positions proportioning valve to the

positions proportioning valve to the left of the master cylinder

Fits all Big Block Chevy engines requiring a mechanical fuel pump

Note: The Cal Custom Throttle Cable Brackets are virtually twice the thickness and strength of other brackets available on the market so there will be no flex at all in these brackets

will also suit Momo

Zinc 7" Dual Diaphragm Power Brake Booster Metal Signs & Apparel positions proportioning valve to theThis booster is universal, bolting on to most street rods, hot rods and other vehicles with no problem This is a great upgrade from a single diaphragm booster. Dual diaphragm brake boosters offer 19 20% better stopping over the single. The booster mounts with a 4 bolt pattern. The 4 bolts are in a perfect square and the centre to centre measurement of the master cylinder mounting bolt holes is 3 3 8. Check mounting hole centre to centre measurements