Callies BB Chevy 4340 Forged Compstar Crank 4.250 Stroke 421996 8 AN Female to 7/8-20

8 AN Female to 7/8-20 in Male

2013-2017 Dodge Challenger

the SMX Series shocks deliver Bilstein’s famous fade-free performance and consistency in a factory-mount package that championship winning racers demand

Type-F transmission fluids

Callies BB Chevy 4340 Forged Compstar Crank 4.250 Stroke 421996 8 AN Female to 7/8-20Product Description: Crankshaft Compstar 4. 250 in Stroke Internal Balance Forged Steel 2 Piece Seal Big Block Chevy Sold Individually Callies Performance Products began manufacturing high performance crankshafts in 1989. With many years of engineering and employee experience, Callies has grown to be the industry leader for innovative product design. Callies Performance Products takes pride in staying ahead of the competition with the latest high tech