Callies Apex Series Crankshaft - 4.250 in Stroke - Internal Balance - 58X Reluctor - Forged - 1-Piece Seal - GM LS-Series 36007BK The Centerforce II Clutch Series

The Centerforce II Clutch Series utilizes a full facing disc with premium friction material and a pressure plate with centrifugal weights (where applicable)

Outperforms the best conventional or synthetic greases and lubes

there's nothing else like Bushwacker Cut-Out

Cable Operated Shifter

Callies Apex Series Crankshaft - 4.250 in Stroke - Internal Balance - 58X Reluctor - Forged - 1-Piece Seal - GM LS-Series 36007BK The Centerforce II Clutch SeriesProduct Description: Crankshaft Apex Series 4. 250 in Stroke Internal Balance 58X Reluctor Forged Steel 1 Piece Seal GM LS Series 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