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Holley Lo-Ram LS1 105mm EFI Intake Manifold 300-621BK The Holley LS1/2/6 Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads. These intake manifolds will work with OE or...

Holley Lo-Ram LS1 105mm EFI Intake Manifold 300-620BK The Holley LS1/2/6 Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads. These intake manifolds will work with OE or...

LSXceleration Gen III Trussed Valley Cover - Black 54-262 Trussed valley cover for Gen 3 LS Engines.  Features: Does not have Knock sensor provisions  Trussed Design Includes Fasteners Does Not include gasket Back Finish

LSXceleration Gen IV Trussed Valley Cover - Black 54-265 Trussed valley cover for Gen IV LS Engines. Must use DOD Oil Block Off Plugs # 54224-8 if deleting DOD/AFM. Features: NON AFM/DOD Valley Cover  Trussed Design Includes Fasteners Does Not...

Sniper EFI 85mm (3-bolt) Throttle Body Plus Spacer Plate Features: Cable Operated throttle Body with 85mm opening Enlarged bore allows increased airflow to support higher horsepower requirements Works great as option for factory 3-bolt...

Sniper EFI 85mm (3-bolt) Throttle Body Plus Spacer Plate   Features:   Cable Operated throttle Body with 85mm opening Enlarged bore allows increased airflow to support higher horsepower requirements Works great as option for factory...

Hays GM LS Engine Flexplate 40-508 Hays SFI Approved heavy duty flexplates for are constructed of a thicker than stock steel plate, enabling them to withstand the stress of high-stall torque converters and high-RPM engines. While factory stock plates...

LSXceleration ASA Cam 226/236 .525/.525 HR110+3 Our version of the GM # 88958770 ASA cam. Great cam for mid-range power, choppy idle. This is a 3-bolt cam core. Made in USA *Note: Recommended valve spring is 85033-16.          

LSXceleration Stainless Steel 8mm x 2.000 LS Intake Valve Set 15-22000-8 Stainless Steel LS Valves 2.000" Head x 8mm Stem x 4.870" OAL x 0.160" Tip x 45 degree seat angle Features: Hardened Stem Tip Chrome Plated Stem Fully Machined Surface Swirl...

LSXceleration Stainless Steel 8mm x 2.020 LS Intake Valve Set 15-22020-8 Stainless Steel LS Valves 2.020" Head x 8mm Stem x 4.870" OAL x 0.160" Tip x 45 degree seat angle Features: Hardened Stem Tip Chrome Plated Stem Fully Machined Surface Swirl...

LSXceleration Stainless Steel 8mm x 2.050 LS Intake Valve Set 15-22050-8 Stainless Steel LS Valves 2.050" Head x 8mm Stem x 4.870" OAL x 0.160" Tip x 45 degree seat angle Features: Hardened Stem Tip Chrome Plated Stem Fully Machined Surface Swirl...

LSXceleration Stainless Steel 8mm x 1.550 LS Exhaust Valve Set 15-21550-8 Stainless Steel LS Valves 1.550" Head x 8mm Stem x 4.915" OAL x 0.160" Tip x 45 degree valve seat angle Features: Hardened Stem Tip Chrome Plated Stem Fully Machined Surface Swirl...