GM LS 4340 Forged Crank 4.000 Stroke w/58T R/W The system uses the factory

The system uses the factory hanger locations for an easy install and delivers a moderate to aggressive interior and exterior tone

125 in OD - 25 in Long - 5/8-18 in Female Thread - Aluminum - Polished - Each

Gauge Cup - 2-1/16 in Diameter Gauge - 1-3/4 in Roll Cage Mount - Plastic - Black - Universal - Each

Main Bearing - Race Series - Standard - Coated - Nissan 6-Cylinder - Kit

Door - Driver Side - Aluminum - White Paint - IMCA Approved - Street Stock - Each

GM LS 4340 Forged Crank 4.000 Stroke w/58T R/W The system uses the factoryCrankshaft Pro Series 4. 000 in Stroke Internal Balance Forged Steel 1 Piece Seal GM LS Series Each