Crate Engines | Short Blocks | Long Blocks

LSXceleration 700HP 415CI Stroker L92/LS3 Short Block Aluminum -29cc Dish 24x By ATK This short block is perfect for supercharged or turbocharged engine builds with its lower compression ratios; it can handle up to 700HP. Your engine may not necessarily...

LSXceleration 700HP 415CI Stroker L92/LS3 Short Block Aluminum -10cc Dish 58x By ATK This short block is perfect for supercharged or turbocharged engine builds with its lower compression ratios; it can handle up to 700HP. Your engine may not necessarily...

LSXceleration 415CI Stroker L92/LS3 Short Block Aluminum -18cc Dish 58x By ATK This short block is built with a mild compression ratio great for easy tuning on pump gas or running a small shot of nitrous. If used with nitrous there will be no warranty...

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 383CI 5.3L GM LM7 Short Block -15cc 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•...

LSXceleration 600HP 408CI 6.0L Stroker LQ4 Long Block 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 Long Block 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 tune...

LSXceleration 347CI 5.3L/5.7L GM LM7 Short Block -3.2cc Flat 24x By ATK Engine Specifications:• Block: GM LM7 5.3L (Iron LS1 / LS6)• Year Range: 1999-2007• Bore/Stroke: 3.903” x 3.622”• Displacement (cu.in): 347•...

LSXceleration 700HP 415CI Stroker L92/LS3 Short Block Aluminum -4cc Flat 58x By ATK This short block is perfect for supercharged or turbocharged engine builds with its lower compression ratios; it can handle up to 700HP. Your engine may not necessarily...

LSXceleration 700HP 415CI Stroker L92/LS3 Aluminum Short Block -29cc Dish 58x By ATK This short block is perfect for supercharged or turbocharged engine builds with its lower compression ratios; it can handle up to 700HP. Your engine may not necessarily...