JE 312983 Piston Kit (3.815 in. Bore, 1.850 in. CH, -28.90 CC) for BUICK Grand National Engine ymm_66 and raising torque limits for

and raising torque limits for more aggressive acceleration

Description HAWK HB748B

5" - 2" silicone elbow

Cougar 1967-1970

JE 312983 Piston Kit (3.815 in. Bore, 1.850 in. CH, -28.90 CC) for BUICK Grand National Engine ymm_66 and raising torque limits forDescription JE 312983 Piston Kit (3. 815 in. Bore, 1. 850 in. CH, 28. 90 CC) for BUICK Grand National Engine JE Pistons applies over 75 years of experience to its range of premium forged racing pistons for European, import, and sport compact applications. Engineered, forged, and machined 100% in the USA, these pistons are Designed for each specific engine and racing application to provide durability and performance. Forged from 4032 aluminum for