Crate Engines | Short Blocks | Long Blocks
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LSXceleration 347CI 5.3L/5.7L GM LM7 Short Block -11cc Dish 24x By ATK
ATK
$3,699.00LSXceleration 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•...54-SP76$3,699.00 -
LSXceleration 347CI 5.3L/5.7L GM LM7 Short Block -3.2cc Flat 24x By ATK
ATK
$3,699.00LSXceleration 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•...54-SP75$3,699.00 -
LSXceleration 370CI 6.0L 2001-2007 Short Block -6.7cc Dish 24x By ATK
ATK
$3,744.00LSXceleration 370CI 6.0L 2001-2007 Short Block -6.7cc Dish 24x By ATK Engine Specifications:• Block: Seasoned 6.0L LQ4• Year Range: 2001-2007• Bore/Stroke: 4.030” x 3.622”• Displacement (cu.in): 370• Crankshaft: OEM...54-SP19$3,744.00 -
LSXceleration 370CI 6.0L 2001-2007 Short Block 24x By ATK
ATK
$3,744.00LSXceleration 370CI 6.0L 2001-2007 Short Block 24x By ATK Engine Specifications:• Block: Seasoned 6.0L LQ9• Year Range: 2001-2007• Bore/Stroke: 4.030” x 3.622”• Displacement (cu.in): 370• Crankshaft: OEM GM 24 tooth...54-SP19-F$3,744.00 -
LSXceleration 370CI 6.0L LS Gen IV Short Block -11cc Dish 24x By ATK
ATK
$4,844.00LSXceleration 370CI 6.0L LS Gen IV Short Block -11cc Dish 24x By ATK Engine Specifications:• Block: Seasoned 6.0L Iron Gen IV• Bore/Stroke: 4.030” x 3.622”• Displacement (cu.in): 370• Crankshaft: OE reground 3.622”...54-SP94-G4$4,844.00 -
LSXceleration 370CI 6.0L LS Gen IV Short Block -11cc Dish 58x By ATK
ATK
$4,844.00LSXceleration 370CI 6.0L LS Gen IV Short Block -11cc Dish 58x By ATK Engine Specifications:• Block: Seasoned 6.0L Iron Gen IV• Bore/Stroke: 4.030” x 3.622”• Displacement (cu.in): 364• Crankshaft: OE reground 3.622”...54-SP96-G4$4,844.00 -
LSXceleration 370CI 6.0L LS Gen IV Short Block -3.2cc Flat 24x By ATK
ATK
$4,844.00LSXceleration 370CI 6.0L LS Gen IV Short Block -3.2cc Flat 24x By ATK Engine Specifications:• Block: Seasoned 6.0L Iron Gen IV• Bore/Stroke: 4.030” x 3.622”• Displacement (cu.in): 370• Crankshaft: OE reground 3.622”...54-SP93-G4$4,844.00 -
LSXceleration 383CI 5.3L GM LM7 Short Block -15cc Dish 24x By ATK
ATK
$4,499.00LSXceleration 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•...54-SP78$4,499.00 -
LSXceleration 383CI 5.3L GM LM7 Short Block -8cc Dish 24x By ATK
ATK
$4,499.00LSXceleration 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•...54-SP77$4,499.00 -
LSXceleration 385HP 330CI 5.3L 1999-2007 Long Block 24x By ATK
ATK
$4,545.00LSXceleration 385HP 330CI 5.3L 1999-2007 Long Block 24x By ATK This engine was designed to be a performance upgrade for a 1999-2007 Chevy Truck LM7 or LS swap in a hot rod. Expect big mid to upper end power, will have a noticeable idle. For optimal...54-385HP97$4,545.00 -
LSXceleration 408CI 6.0L Stroker 2001-2007 LS Short Block -18cc Dish 58x By ATK
ATK
$5,374.00LSXceleration 408CI 6.0L Stroker 2001-2007 LS Short Block -18cc Dish 58x By ATK Engine Specifications:• Block: Seasoned 6.0L LQ4• Year Range: 2001-2007• Bore/Stroke: 4.030” x 4.000”• Displacement (cu.in): 408•...54-SP31$5,374.00 -
LSXceleration 408CI 6.0L Stroker 2001-2007 LS Short Block -4cc Flat 58x By ATK
ATK
$5,374.00LSXceleration 408CI 6.0L Stroker 2001-2007 LS Short Block -4cc Flat 58x By ATK Engine Specifications:• Block: Seasoned 6.0L LQ4• Year Range: 2001-2007• Bore/Stroke: 4.030” x 4.000”• Displacement (cu.in): 408•...54-SP32$5,374.00