Manley Valve - Exhaust, Valve-SBC R/M 1.600 1983-pontiac-firebird-esi2278290 UMI Performance adjustable upper control

UMI Performance adjustable upper control arms are designed to optimize your vehicle's pinion angle for superior performance

transmission spacer adjustment

By adding BMR's 2-inch drop leaf springs

and add cornering consistency to your 3rd Gen CTS-V with a set of upper control arms from BMR Suspension

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

Manley Valve - Exhaust, Valve-SBC R/M 1.600 1983-pontiac-firebird-esi2278290 UMI Performance adjustable upper controlManley? 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