Chevy BBC 454 Shaft Mount 1.7 Ratio Aluminum Race Rocker Arms Set w/ Hardware They're made to replace defective

They're made to replace defective or damaged pickups in all Speedmaster 8020 series distributors

Speedmaster electric vane-style pumps help to maintain vacuum levels and proper braking performance while offering less noise and vibration

while also enhancing its appearance

377" (35mm) axle shaft35 spline axles:Requires bearing PCE231

Speedmaster planetary gears are cut with a straight tooth instead of the helical cut tooth

Chevy BBC 454 Shaft Mount 1.7 Ratio Aluminum Race Rocker Arms Set w/ Hardware They're made to replace defectiveBenefits Characteristics Rated 750 lbs. open spring pressure Internal oiling system for long lasting performance SAE 42100 full complement precision needle and cage roller bearings.