Harmonic Balancer SCA8003 Bonnet Pins and a one-inch welded hex

and a one-inch welded hex nut can be used for quick and easy filter removal

Shift-Lite RPM Pill Kits 6000-6800 rpmFor use with the Pro Shift-Lite or RPM activated module

040" ThickSuits S/B Chev

4" long brush

Harmonic Balancer SCA8003 Bonnet Pins and a one-inch welded hexHarmonic BalancerSuit SB Chev 400, External Balance, 8" O. D SCA8003 A8003 The dampers listed here are identical to the 80002 90002 but include a boltin counterweight that provides the necessary imbalance for externally balanced engines such as the 383 or 400. This damper can be easily converted to a neutral balance damper by simply unbolting the counterweight.