Crate Engines | Short Blocks | Long Blocks
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LSXceleration 408CI Stroker LS Gen IV Short Block -29cc Dish 24x By ATK - Boost/Nitrous Ready
ATK
$5,689.00LSXceleration 408CI Stroker LS Gen IV Short Block -29cc Dish 24x 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.in):...54-SP40-G4-B$5,689.00 -
LSXceleration 408CI Stroker LS Gen IV Short Block -4cc Flat 24x By ATK
ATK
$5,374.00LSXceleration 408CI Stroker LS Gen IV Short Block -4cc Flat 24x 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 24...54-SP39-G4$5,374.00 -
LSXceleration 408CI Stroker LS Gen IV Short Block -4cc Flat 24x By ATK - Boost/Nitrous Ready
ATK
$5,689.00LSXceleration 408CI Stroker LS Gen IV Short Block -4cc Flat 24x 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.in):...54-SP39-G4-B$5,689.00 -
LSXceleration 415CI Stroker L92/LS3 Short Block Aluminum -18cc Dish 58x By ATK
ATK
$6,774.00LSXceleration 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...54-SP72$6,774.00 -
LSXceleration 441CI Dart SHP LS Next Short Block -22cc Dish 58x By ATK
ATK
$7,174.00LSXceleration 441CI Dart SHP LS Next Short Block -22cc Dish 58x By ATK Looking for a large cubic inch short block to make big NA power? This 441CI Dart SHP LS Next short block is the perfect foundation! Engine Specifications:• Block: Dart SHP LS...54-SP100$7,174.00 -
LSXceleration 460HP 370CI 6.0L Chevy LQ4 Crate Engine 24x w/Fitech EFI By ATK
ATK
$8,649.00LSXceleration 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...54-460HP93C-EFI$8,649.00 -
LSXceleration 460HP 371CI 6.0L 2001-2007 Long Block 24x By ATK
ATK
$5,749.00LSXceleration 460HP 371CI 6.0L 2001-2007 Long Block 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 a...54-460HP93$5,749.00 -
LSXceleration 500HP 347CI 5.3L LM7 Long Block w/ CNC Cathedral Port Heads By ATK
ATK
$7,899.00LSXceleration 500HP 347CI 5.3L LM7 Long Block 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•...54-LM7-LB-2$7,899.00 -
LSXceleration 505HP 371CI 6.0L 2001-2007 Long Block 24x By ATK
ATK
$5,949.00LSXceleration 505HP 371CI 6.0L 2001-2007 Long Block 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 a...54-505HP109$5,949.00 -
LSXceleration 515HP 383CI 5.3L LM7 Long Block w/ CNC Cathedral Port Heads By ATK
ATK
$8,299.00LSXceleration 515HP 383CI 5.3L LM7 Long Block 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...54-LM7-LB-3$8,299.00 -
LSXceleration 540HP 383CI 5.3L LM7 Long Block w/ CNC Cathedral Port Heads By ATK
ATK
$8,599.00LSXceleration 540HP 383CI 5.3L LM7 Long Block 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...54-LM7-LB-4$8,599.00 -
LSXceleration 550HP 364CI 6.0L LQ9 Long Block w/ CNC Cathedral Port Heads By ATK
ATK
$8,749.00LSXceleration 550HP 364CI 6.0L LQ9 Long Block 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 Performance...54-LQ9-LB-1$8,749.00