LSXceleration 1800HP 388CI Dart LS Next Short Block -5cc Flat 58x Boost/Nitrous Ready by ATK ATK’s new Elite Series LS Short Blocks are a step of above the rest. Every engine is a well thought out parts combination that is purpose built for each...

LSXceleration 1500HP 388CI Dart LS Next Short Block -5cc Flat 58x Boost/Nitrous Ready by ATK ATK’s new Elite Series LS Short Blocks are a step of above the rest. Every engine is a well thought out parts combination that is purpose built for each...

LSXceleration 700HP 415CI Stroker L92/LS3 Short Block Aluminum Boost/Nitrous Ready -10cc Dish 58x By ATK This short block is built for engines that are going to be running Boost or Nitrous. It has upgraded ARP main studs, ARP 2000 rod bolts and Total...

LSXceleration 383CI 5.3L GM LM7 Short Block -32cc Dish 24x By ATK Engine Specifications:• Block: GM LM7 5.3L (Iron LS1 / LS6)• Year Range: 1999-2007• Bore/Stroke: 3.903” x 4.000”• Displacement (cu.in): 383•...

Point One P1 GM LS Head Bolt Kit K003-HB05E  - 1997-2003, Hex -  W/ 2 Primary Bolt Lengths Point One E190 Head Bolts boast a 190,000psi nominal tensile strength, crafted from premium-quality steel from US mills. All fasteners are...

Point One P1 GM LS Head Bolt Kit K003-HB02E - 2004-Up, Hex - Except LS9 (Same Primary Bolt Length) Point One E190 Head Bolts boast a 190,000psi nominal tensile strength, crafted from premium-quality steel from US mills. All fasteners are...

3" OBS Silverado Sierra C1500 X-Pipe Kit 25-1138 Speed Engineering True Dual X-Pipe System is made out of 304 stainless steel and offers great quality, performance, and affordability. The exhaust is mandrel bent, tig welded, and feature natural...

Speed Engineering 1-7/8" Long Tube Headers LS Swap Conversion for B-Body 1965-1970 Looking to swap a newer LS series engine into a 1965-1970 B Body. Speed Engineering LS swap longtube headers are made out of 304 stainless steel and offer great quality,...

Speed Engineering 1-7/8" Long Tube Headers LS Swap Conversion for OBS Silverado Sierra C1500 2WD 1988-1998 25-1137 Features include: Great Fitment on the OBS Platform Mandrel Bent Tubing 1 7/8" Primaries 3" Collector Longtube Header Design LS...

Speed Engineering 1-7/8" Long Tube Headers LS Swap Conversion for G-Body 1982-1987 25-1137 Speed Engineering LS Swap Longtube headers are made out of 304 stainless steel and offer great quality, performance, and affordability. Speed Engineering LS swap...

Scat Forged LS 4.125" Stroke Crankshaft CWT 4-LS1-4125-6125-58-C-2 - Pro Series Lightweight 58x, 2.100" R.J. SCAT’s 4340 forged crankshafts will give you strength and reliability to dominate the competition. With SCAT’s premium non-twist...

Scat Forged LS 4.125" Stroke Crankshaft CWT 4-LS1-4125-6125-24-C-2 - Pro Series Lightweight 24x, 2.100" R.J. SCAT’s 4340 forged crankshafts will give you strength and reliability to dominate the competition. With SCAT’s premium non-twist...