Speed Pro Main Bearing - Spiral Lock - 1.053 in Wrist Pin Diameter - 0.064 in Thick - Set of 16 1341149 UMI's extensive testing on the

UMI's extensive testing on the street

Includes screened pickup box

Chevy Fullsize 1955-56

Carefully engineered

1978-1981 Chrysler Newport

Speed Pro Main Bearing - Spiral Lock - 1.053 in Wrist Pin Diameter - 0.064 in Thick - Set of 16 1341149 UMI's extensive testing on theProduct Description: Wrist Pin Lock Speed Pro Spiral Lock 1. 053 in Wrist Pin Diameter 0. 064 in Thick Steel Set of 16 From pistons to engine bearing components, Speed Pro offers an array of performance engine parts. You can rely on Speed Pro for industry leading performance engine technologies, from cutting edge Digital Diamond Profiled pistons to A Series bearings. They are engine components performance enthusiasts and racers can trust. By relying