Manley Valve - Exhaust, Valve-SBC R/M 1.600 1983-pontiac-firebird-esi2278290 By adding BMR's 2-inch drop

By adding BMR's 2-inch drop leaf springs

The beautiful red or black powder coated P/N 1066 uses factory hardware which allows you to bolt them on and go

transmission spacer adjustment

All adjustments are made while the panhard bar is still attached to the vehicle and only requires two jam nuts to be loosened

The Corner Max system combines geometry-corrected A-arms with tall spindles and ball joints

Manley Valve - Exhaust, Valve-SBC R/M 1.600 1983-pontiac-firebird-esi2278290 By adding BMR's 2-inch dropManley? s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM