Callies Apex Series Crankshaft - 3.625 in Stroke - Internal Balance - 58X Reluctor - Forged - 1-Piece Seal - GM LS-Series DZZ77019 Improves Engine Efficiency

Improves Engine Efficiency

5-11 in Clutches

durable material as the BedRug liner

It is designed to mount on the engine side of the dash panel

From the single original Racepak data recorder our line has now grown to include a large selection of unique loggers

Callies Apex Series Crankshaft - 3.625 in Stroke - Internal Balance - 58X Reluctor - Forged - 1-Piece Seal - GM LS-Series DZZ77019 Improves Engine EfficiencyProduct Description: Crankshaft Apex Series 3. 625 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