HVH Super Sucker Plastic Carburetor Spacer 2 in Thick 4 Hole Dominator Flange Cloverleaf Manifold Micro Mini Sprint Body Components ApprovedDoes not require an MSD AA0224BG2X580101 ApprovedDoes not require an MSD Ignition ControlSupplied with small diameter cap with HEI style terminals and race rotor (will accept 8441 Cap A Dapt)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 rangeHousing is 5 8” smaller in diameter than stock Ford distributorsCNC machined billet aluminum housing and billet aluminum baseVacuum advance canister for improved economy (can be locked out)Easy to adjust mechanical advance with supplied springs and stop bushingsPowerful built in module produces a 7 1957 1978 Chrysler Newport From 1980 to 1992 High Velocity Heads were the best kept secret for cylinder heads in NASCAR Winston Cup racing HVH Super Sucker carb spacers also properly distribute the air fuel mixture to the manifold