Holiday Sale

Diamond LS 4.065 Bore 3.622 Stroke -12.3cc Dish Piston Kit 11552-R1-8 Diamond Street Strip Series Pistons are quality pistons for budget minded builds. Features: 3D Milling on crowns provides race ready finish Valve pockets designed to work with most...

Diamond LS2K 4.155 Bore 4.000 Stroke -4.8cc LSX 12 Flat Top Piston Kit 21570-RS-8 Chevy LSX 12° With the use of aftermarket blocks becoming more common, Diamond has answered the need for oversize bore sizes available in our popular LS2K series 2000hp...

Diamond LS2K LS 4.005 Bore 4.000 Stroke -3cc Flat Top Piston Kit 21511-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with...

Diamond LS2K LS 4.030 Bore 4.000 Stroke -15cc Dish Piston Kit 21539-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with...

Diamond LS2K LS 4.125 Bore 3.622 Stroke -3cc Dish Piston Kit 21563-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with...

Holley 120 lb/hr EV1 Performance Fuel Injectors 522-128 Holley EV1, Low Impedance type Performance Fuel Injectors features high quality brass winding, a precision disc valve with high temperature o-rings. They are available from 19 lb/he to 168 lb/hr...

Holley 90mm/95mm Throttle Cable Bracket 20-147  Cable Bracket for 90/95mm Throttle Bodies and Factory or FAST brand car style intakes. Bracket has allowance for throttle pedal adjustment and/or the addition of a nitrous plate. This bracket works...

Holley EFI 12-878 Regulator Replacement Kit for 12-875 & 12-876 When converting your fuel system to a return style EFI setup, the biggest challenge can be plumbing the fuel lines. Holley continues to be the leader in fuel system development to make...

Holley EFI 3.500" Digital Dash Touch Screen LCD 553-108 The touch screen LCD provides a dynamic range of tuning and data monitoring options in a compact 3.5" LCD display Features: Full Color, Backlit 3.5” Touch Screen LCD Laptop-Free Tuning...

Holley EFI GM T-56 Magnum Transmission Harness for Terminator X Max ECU  T-56 Magnum Transmission Harness for use with Terminator X Max ECU's on V3 Build 100, Holley EFI V6 Build 300, or later.   T-56 Magnum Transmission Harness - Terminated...

Holley EFI Terminator X Wideband Adapter Harness 558-463 Service harness sensor adapter for Terminator X and X Max ECU only.

Holley Gen III/IV LS Swap Oil Pan - 1973-87 K10 Trucks / 4WD / Off-Road Fits 1973-1987 GM K10 LS Swapped Trucks and Other 4WD LS Swap Projects GM's popular LS engines find their way into a huge variety of vehicles. Unfortunately, the factory LS pans...