Callies BB Chevy 4340 Forged Magnum Crank - 4.375 Stroke 1443A22 3-1/2" Mandrel-bent Wrinkle-black Powder-coated aluminum

3-1/2" Mandrel-bent Wrinkle-black Powder-coated aluminum intake tube improves volumetric efficiency for better performance

1991-1992 Oldsmobile Bravada

1997-1999 Chevrolet K1500

Chrome Mudcover is designed for AERO 15" wheels only

Callies BB Chevy 4340 Forged Magnum Crank - 4.375 Stroke 1443A22 3-1/2" Mandrel-bent Wrinkle-black Powder-coated aluminumProduct Description: Crankshaft Magnum 4. 375 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