Earl's Brake Booster Check Valve - 13/16 in Hose Barb Inlet - 1/2 in Hose Barb Outlet - Clear Anodized 711041 This allows easier access to

This allows easier access to and from the vehicle's cab

Speedometer Recalibration For Gear/Axle Swaps Based On Fitment

steel retainer for GM Gen III applications with #26915 or #26918 Beehive Valve Springs is precision machined from 4140 chromemoly steel and finished in black oxide

and filter

Earl's Brake Booster Check Valve - 13/16 in Hose Barb Inlet - 1/2 in Hose Barb Outlet - Clear Anodized 711041 This allows easier access toThis check valve is for use with naturally aspirated engines only (not for use w Turbocharged & Supercharged engines). Machined from Billet 6061 T6 Aluminum Anodized Black or Clear for Superior Corrosion Protection Choose from 6AN Male, 3 8" Barb, or 1 2" Barb for Vacuum Hose Fits Brake Boosters w 13 16" Hole for Grommet 1 2" Barb Fits Most GM LS Engines, 3 8" Barb Fits Most Other Domestic & Import Engines, 6AN Male for Use w AN Hose Valve Material: