Pioneer Posi lock Rocker Arm Nut - 7/16-24 in Thread (Set of 16) 197754555 Use bump rubbers to control

Use bump rubbers to control abrupt chassis movements for more stability

Replacement stock mount for most GM engines

5 amp single spark through high rpm┬ ¼Î“ÇáEasy-to-adjust mechanical advance with supplied springs and stop bushings┬ ¼Î“ÇáVacuum advance canister for improved economy (can be locked out)┬ ¼Î“ÇáCNC machined billet aluminum housing and billet aluminum base┬ ¼Î“ÇáHousing is 5/8” smaller in diameter than stock Ford distributors┬ ¼Î“ÇáMaintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm range┬ ¼Î“ÇáPolished steel shaft is QPQ coated and guided by a sealed ball bearingAdvance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reduction┬ ¼Î“ÇáMechanical advance assembly can be locked out for crank trigger systemsAdvance weight pins are staked and tig welded to the plateNylon pads ensure smooth operation of the advance weightsSupplied with small diameter cap with HEI style terminals and race rotor (will accept 8441 Cap-A-Dapt)Does not require an MSD Ignition ControlCARB E

WARNING -- Not legal for use on pollution-controlled motor vehicles

Pioneer Posi lock Rocker Arm Nut - 7/16-24 in Thread (Set of 16) 197754555 Use bump rubbers to controlProduct Description: Rocker Arm Nut Posi lock 7 16 24 in Thread Steel Zinc Oxide Set of 16 For over a half century, the Pioneer name has represented quality products and customer service in the automotive marketplace. We feature Pioneer Freeze Plug Kits, Pioneer Brass Freeze Plug Kits, Pioneer Steel Freeze Plug Kits, Pioneer Cylinder Head Dowel Pin Kits and Pioneer Engine Enamels at low everyday prices! Show more