Callies BB Chevy 4340 Forged Magnum Crank 4.500 Stroke 20601M 4-Bolt Main

4-Bolt Main

1998-1999 Ford F-250

Main Hoop Assembly for ALL22099 Deluxe Offset Cage Kit

1979-1985 GMC P2500

Callies BB Chevy 4340 Forged Magnum Crank 4.500 Stroke 20601M 4-Bolt MainProduct Description: Crankshaft Magnum 4. 500 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