Crate Engines

LSXceleration 550HP 364CI 6.0L LQ9 Crate Engine w/CNC Cathedral Port Heads By ATK This is an LQ9 based engine with LS3 Aluminum heads making a very streetable 550HP+. Expect big mid to upper end power, will have a noticeable idle. For optimal...

LSXceleration 550HP 370CI 6.0L LQ4 Crate Engine w/ CNC Cathedral Port Heads By ATK This is an LQ4 based engine with LS3 Aluminum heads making a very streetable 550HP+. Expect big mid to upper end power, will have a noticeable idle. For optimal...

LSXceleration 540HP 383CI 5.3L LM7 Crate Engine w/CNC Cathedral Port Heads By ATK This is an LM7 (Iron LS1/LS6) based engine with CNC Ported Cathedral Port Aluminum heads making a very streetable 540HP+. Expect big mid to upper end power, will have a...

LSXceleration 515HP 383CI 5.3L LM7 Crate Engine w/ CNC Cathedral Port Heads By ATK This is an LM7 (Iron LS1/LS6) based engine with CNC Ported Cathedral Port Aluminum heads making a very streetable 515HP+. Expect big mid to upper end power, will have a...

LSXceleration 500HP 347CI 5.3L LM7 Crate Engine w/ CNC Cathedral Port Heads By ATK Engine Specifications:• HP: 500• TQ: 450• Block: OE LM7 5.3L Gen III• Bore/Stroke: 3.903” x 3.622”• Displacement (cu.in): 347•...

LSXceleration 600HP 408CI 6.0L Stroker LQ4 Crate Engine 58x By ATK This engine was designed to be a powerhouse with great top end power. It requires headers and a higher stall converter. Power brakes may not work due to minimal vacuum. Does not come...

LSXceleration 620HP 415CI Stroker LS3 Crate Engine 58x By ATK Engine Specifications:• HP: 620• TQ: 550• Block: New GM LS3 Aluminum• Bore/Stroke: 4.065 x 4.000• Displacement (cu.in): 415ci• Crankshaft: Manley 4340 forged...

LSXceleration 460HP 370CI 6.0L Chevy LQ4 Crate Engine 24x w/Fitech EFI By ATK Engine Specifications:• HP: 460• TQ: 470• Block: OE LQ4/6.0L Iron• Bore/Stroke: up to 4.030 x 3.622• Displacement (cu.in): 370• Crankshaft: OE GM...

LSXceleration 600HP 408CI 6.0L Stroker LQ4 Crate Engine 4.030 58x By ATK This LQ4/408CI Stroker with LS3 Aluminum heads is making 600HP+. Expect big mid to upper end power, will have a noticeable idle. For optimal Performance you will need headers,...

LSXceleration 620HP 415CI Stroker LS3 58x Crate Engine By ATK This LS3/415CI Stroker with LS3 Aluminum heads is making 620HP+. Expect big mid to upper end power, will have a noticeable idle. For optimal Performance you will need headers, chassis dyno...

LSXceleration 505HP 371CI 6.0L 2001-2007 Crate Engine 24x By ATK This engine was designed to be a performance upgrade for LS based vehicles or perfect for a 2001-2007 Chevy Truck LQ4 or LS swap in a hot rod. Expect big mid to upper end power, will have...

LSXceleration 460HP 371CI 6.0L 2001-2007 Crate Engine 24x By ATK This engine was designed to be a performance upgrade for LS based vehicles or perfect for a 2001-2007 Chevy Truck LQ4 or LS swap in a hot rod. Expect big mid to upper end power, will have...