PFC Brakes 01 Compound Brake Pads All Temperatures ZR94 Calipers Set of 4 IB400120 AN 10 size with a 100 Size:X Large AN 10 size with a 100 micron stainless steel element and black anodize finish Features:CNC machined billet aluminum housing and billet aluminum baseNo CARB Exemption Order NumberWill not accept a vacuum advance canisterMust be used with an MSD Ignition ControlSupplied with an HEI style distributor cap and rotor (accepts Cap A Dapts)Nylon pads ensure smooth operation of the advance weightsAdvance weight pins are staked and tig welded to the plateMechanical advance assembly can be locked out for crank trigger systemsAdvance 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 bushings Brake Pads 11 Compound