Skyjacker Black Max Twintube Rear Shock - 4 to 6 in Lift - Black Paint - Various Applications BR20045 Features:CNC machined billet aluminum housing

Features:CNC machined billet aluminum housing and billet aluminum baseWill not accept a vacuum advance or MSD Cap-A-DaptSupplied with an HEI style distributor cap and rotorMust be used with an MSD Ignition ControlMechanical advance assembly can be locked out for crank trigger systemsNylon pads ensure smooth operation of the advance weightsAdvance weight pins are staked and tig welded to the plateAdvance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reductionPolished steel shaft is QPQ coated and guided by a sealed ball bearingMaintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm rangeEasy-to-adjust mechanical advance with supplied springs and stop bushingsNo CARB Exemption Order Number

500 in Dual Spring

1967-1982 Chevrolet C20 Suburban

34 Spline Pinion

1965-1969 Dodge Coronet

Skyjacker Black Max Twintube Rear Shock - 4 to 6 in Lift - Black Paint - Various Applications BR20045 Features:CNC machined billet aluminum housingBlack MAX twin tube shock absorbers have increased fluid capacity and utilize foam cell technology. When the shock is working hard and gets hot, the foam cell insert compresses to compensate for oil expansion which maintains consistent MAX performance throughout the operating temperature range of the shock. The foam cell design also eliminates air inside the shock which allows for mounting in any direction. Arc welded end mounts and select specific