Crate Engines | Short Blocks | Long Blocks

LSXceleration 408CI 6.0L Stroker LS Gen IV Short Block -4cc Flat 58x By ATK Engine Specifications:• Block: Seasoned 6.0L Iron Gen IV• Bore/Stroke: 4.030” x 4.000”• Displacement (cu.in): 408• Crankshaft: Manley 4340 forged...

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 408CI 6.0L Stroker LS Gen IV Short Block -18cc Dish 58x By ATK    Engine Specifications:• Block: Seasoned 6.0L Iron Gen IV• Bore/Stroke: 4.030” x 4.000”• Displacement (cu.in): 408• Crankshaft:...

LSXceleration 408CI 6.0L Stroker LS Gen IV Short Block -4cc Flat 58x By ATK - Boost/Nitrous Ready Engine Specifications:• Block: Seasoned 6.0L Iron Gen IV with ARP main studs• Bore/Stroke: 4.030” x 4.000”• Displacement (cu...

LSXceleration 408CI 6.0L Stroker LS Gen IV Short Block -18cc Dish 58x By ATK - Boost/Nitrous Ready    Engine Specifications:• Block: Seasoned 6.0L Iron Gen IV with ARP main studs• Bore/Stroke: 4.030” x 4.000”•...

LSXceleration 408CI 6.0L Stroker LS Gen IV Short Block -10cc Dish 58x By ATK - Boost/Nitrous Ready    Engine Specifications:• Block: Seasoned 6.0L Iron Gen IV with ARP main studs• Bore/Stroke: 4.030” x 4.000”•...

LSXceleration 408CI 6.0L Stroker LS Gen IV Short Block -10cc Dish 58x By ATK    Engine Specifications:• Block: Seasoned 6.0L Iron Gen IV• Bore/Stroke: 4.030” x 4.000”• Displacement (cu.in): 408• Crankshaft:...

LSXceleration 408CI 6.0L Stroker 2001-2007 LS Short Block -4cc Flat 58x By ATK - Boost/Nos Ready  Engine Specifications:• Block: Seasoned 6.0L LQ4 with ARP main studs• Year Range: 2001-2007• Bore/Stroke: 4.030” x 4...