GM LS Head Studs 8740 Material - 1997-2003, 12-Point These Head Studs are made of 8740 (190,000 psi tensile strength) material and utilize a 12-point head. Suggested use in OEM replacement, street, non boosted applications.  Recommended...

Holley Terminator X GM Gen V LT Early Standalone ECU & Wire Harness 550-1600 Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete...

Holley Terminator X GM Gen V LT Late Standalone ECU & Wire Harness 550-1601 Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete control...

ARP 4.010 Bore Tapered Piston Ring Compressor 900-0100 Piston Ring Compressor, Aluminum, Black Anodized, Tapered, 4.010in Bore, Each

GM LS Timing Cover Alignment Tool LSTC2 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...

GM LS Timing Cover Alignment Tool LSTC1 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...

Holley Terminator X GM LS Standalone ECU & Wire Harness 550-910T - 58x/EV1 Without 3.5" Handheld Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control...

LSXceleration Rocker Arm Trunnion Snap Ring Only 7137023-1 Rocker Arm Trunnion Snap Ring Only for upgraded trunnion kit. 

LSXceleration Rocker Arm Trunnion Only 7137021-1 Rocker Arm Trunnion Only for upgraded trunnion kit. Made in USA.

Chevrolet Performance Engine Block Coolant Plug 11611351 27mm x 1.0 Thread

Chevrolet Performance Engine Block Coolant Plug 12561663 28mm x 1.25 Thread, 0.500 UHL

LSXceleration LS 2-Piece Vintage Finned Valve Covers w/Coil Covers 15-182 These 2-Piece LS valve covers are a great way to update the look of your LS engine without the use of complicated adapter systems or the hassle of remote coil relocation. These...