Callies Billet Steel Crankshaft - Internal Balance - 4.000 in Stroke - 1-Piece Seal - Noonan 4.9 Hemi 1237A08 UMI's robust a-arms include greaseable

UMI's robust a-arms include greaseable

1987-1993 Chevrolet G20

lock angle and 11/32" valve stem size

2007-2014 Ford E-450 Super Duty

Callies Billet Steel Crankshaft - Internal Balance - 4.000 in Stroke - 1-Piece Seal - Noonan 4.9 Hemi 1237A08 UMI's robust a-arms include greaseableProduct Description: Crankshaft 4. 000 in Stroke Internal Balance Billet Steel 1 Piece Seal Big Block Chevy Mains Noonan 4. 9 Hemi 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