UMI Performance 1968-1972 GM A-Body Adjustable Upper Control Arms- Poly Bushings - Black Thread Sealer Aluminum heads w/non-conventional port and

Aluminum heads w/non-conventional port and bolt locations

the stock HEI falls short

Use a SS Pressure Sensor where you need exact details of the pressure

Carbureted Engines: GAS up to 1500 FWHP - naturally aspirated up to 1200 FWHP - forced air induction

UMI Performance 1968-1972 GM A-Body Adjustable Upper Control Arms- Poly Bushings - Black Thread Sealer Aluminum heads w/non-conventional port andUMI's adjustable rear upper control arms are a bulletproof addition to your street car. UMI's upper control arms are suitable for street, strip or corner carving. The greaseable polyurethane bushings minimize suspension deflection for a crisp handling setup, easy pinion angle tuning and less wheel hop. These on car adjustable upper control arms adjust easily while staying bolted to the car and are designed to handle many applications. These heavy duty