Crate Engines | Short Blocks | Long Blocks

LSXceleration 383CI 5.3L GM LM7 Short Block -3cc Flat 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 383CI 5.3L GM LM7 Short Block -8cc 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 347CI 5.3L/5.7L GM LM7 Short Block -11cc Dish 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 -10cc Dish 24x By ATK This short block is built for all motor builds with higher compression but will still run on pump gas it will hold up to 700HP. Your engine may not necessarily come...

LSXceleration 700HP 415CI Stroker L92/LS3 Short Block Aluminum -18cc Dish 24x 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...

LSXceleration 700HP 415CI Stroker L92/LS3 Short Block Aluminum -4cc Flat By 58x 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 -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...