Chev Holden LS1 V8 Engines COMP Cams Ultra Pro Magnum Roller Rockers # CC1677-16 Cylinder Head New BluePrint Cast steel crankshaft

New BluePrint Cast steel crankshaft

Holley Mid Mount Accessory Drive

The timing cover and rear cover on GM (General Motors) LS series engines don't have any dowel pins to ensure correct alignment to the centerline of the crankshaft this often leads to annoying leaks at the front damper seal and rear main seal

Nitrous bosses

Chev Holden LS1 V8 Engines COMP Cams Ultra Pro Magnum Roller Rockers # CC1677-16 Cylinder Head New BluePrint Cast steel crankshaftChev Holden LS1 V8 Engines COMP Cams Ultra Pro Magnum Roller Rockers # CC1677 16 Rocker Arms, Ultra Pro Magnum, Full Roller, 1. 8 Ratio, Chromoly Steel, Pedestal Mounting, Chevy, Set of 16 Rocker Arm Mounting Style: Pedestal Self Aligning: No Rocker Arm Ratio: 1. 8 Rocker Arm Style: Full roller Shims Included: No Rocker Arm Material: Chromoly steel Rocker Arm Body Style: Standard Rocker Arm Fasteners Included: Yes Rocker Arm Finish: Black oxide