Crate Engines | Short Blocks | Long Blocks

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 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 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...

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 -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 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 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 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 -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...