Shop the CLEARANCE SALE!

Shop the CLEARANCE SALE!

FREE SHIPPING on Orders Over $109!

ATK High Performance Engines Parts and Accessories

Individual Parts

Results 51 - 75 of 219

Chevy LS 408 Boosted/NOS Short Block 58 Tooth +10cc Dish

Part Number: HPE-SP26-B

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/14/2025

...Loading

Estimated Ship Date: Monday 7/14/2025

This product may not be eligible for select promotional offers

Engine Assembly, Stage 3 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 350, Each

Part Number: HPE-HP89C

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Aug 4, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 4, 2025 if ordered today

This product may not be eligible for select promotional offers

Engine Assembly, Stage 3 Crate Engine with EFI, Long Block, 1-Piece Main Seal, Chevy, Small Block, 350, Each

Part Number: HPE-HP89C-EFI

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 26, 2025 if ordered today

This product may not be eligible for select promotional offers

Jeep 3.8L Nodular Iron Crankshaft 1991-2011

Part Number: HPE-B842310N

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 7, 2025 if ordered today

Crate Engine, GM 350 Small Block Stage 3, 350 HP, Long Block, External/Internal Engine Balance, Vortec Heads, EFI, Each

Part Number: HPE-HP32C-EFI

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/14/2025

...Loading

Estimated Ship Date: Monday 7/14/2025

This product may not be eligible for select promotional offers

ATK High Performance Chevy LS 408 Short Block

Part Number: HPE-SP38

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

...Loading

Estimated Ship Date: Monday 7/14/2025

This product may not be eligible for select promotional offers

Crate Engines, Chrysler 5.7L Gen III Hemi 400 HP Long Block, 5.7L/345, Assembled, Aluminum Cylinder Heads, with MDS, Chrysler, Dodge, Jeep, 5.7L, Each

Part Number: HPE-HP103

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/14/2025

...Loading

Estimated Ship Date: Monday 7/14/2025

This product may not be eligible for select promotional offers

CRATE ENGINE, Mopar 360 Mag 350+HP

Part Number: HPE-HP113

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

...Loading

Estimated Ship Date: Monday 7/14/2025

This product may not be eligible for select promotional offers

Crate Engine, Mid Dress Long Block, Aluminum Heads, Hydraulic Roller Camshaft, Chevy, 383, Each

Part Number: HPE-HP101M

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

...Loading

Estimated Ship Date: Sep 10, 2025 if ordered today

This product may not be eligible for select promotional offers

Engine Assembly, Stage 1 Crate Engine, Long Block, 1-Piece Main Seal, Ford, Small Block Windsor, 351, Each

Part Number: HPE-HP11

5.0 out of 5 stars ( 2 )

...Loading

This product may not be eligible for select promotional offers

Chevy LM-7/LS 347CI Short Block +3.2cc Flat Top Pistons 24 Tooth

Part Number: HPE-SP75

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/14/2025

...Loading

Estimated Ship Date: Monday 7/14/2025

Engine Assembly, Stage 1 Crate Engine, Long Block, 1-Piece Main Seal, Ford, Small Block, 347, Each

Part Number: HPE-HP20

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Aug 26, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 26, 2025 if ordered today

This product may not be eligible for select promotional offers

CHEV 6.0 PERF 500+HP 01-07

Part Number: HPE-HP109

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 7, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 7, 2025 if ordered today

This product may not be eligible for select promotional offers

Crate Engine, GM 383 Stroker 500HP Stage 1, Long Block, Aluminum Heads, Each

Part Number: HPE-HP55

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 21, 2025 if ordered today

...Loading

Estimated Ship Date: Jul 21, 2025 if ordered today

This product may not be eligible for select promotional offers

Engine Assembly, Stage 1 Crate Engine, Long Block, Ford, Small Block, 302, Each

Part Number: HPE-HP79

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Oct 6, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 6, 2025 if ordered today

This product may not be eligible for select promotional offers

Engine, New Short Block, 377 CI,Cast Iron, 4.0 Bore, 3.750 Stroke, Forged I Beam Rod, Forged Aluminum Flat Top Pistons, Internal Balanced, Chevy, Each

Part Number: HPE-SP52NB

Not Yet Reviewed

Estimated Ship Date: Oct 8, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 8, 2025 if ordered today

This product may not be eligible for select promotional offers

Engine Assembly, Stage 3 Crate Engine, Long Block, 2-Piece Main Seal, Chevy, Big Block, 540, Each

Part Number: HPE-HP42C

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

...Loading

Estimated Ship Date: Monday 7/14/2025

Cylinder Head, 205cc SBF, Aluminum, 58cc Chamber, 203cc Runner, 2.080 in. Intake Valve, 1.600 in. Exhaust Valve, 0.625 in. Max Lift, Ford, Each

Part Number: HPE-HPSBF205

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 9, 2025 if ordered today

Crate Engines, GM 408 LQ4 550 HP Stage 1 Long Block, 6.7L/408, Assembled, Internal Balance, Aluminum Cylinder Heads, Chevrolet, Small Block LS, Each

Part Number: HPE-408BOOSTLB

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 6, 2025 if ordered today

This product may not be eligible for select promotional offers

Engine Assembly, Short Block, 24 Tooth Reluctor Wheel, Hypereutectic Pistons, LM7, 330 CID, Chevy, LS, Each

Part Number: HPE-SP109

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 9, 2025 if ordered today

This product may not be eligible for select promotional offers

Engine Block, Vortec Roller, Cast Iron, 4-Bolt 350 Mains, 4 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy Small Block, Each

Part Number: HPE-13ZB

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 7, 2025 if ordered today

This product may not be eligible for select promotional offers

Engine Assembly, Short Block, 2-Piece Main Seal, Chevy, Small Block, 427, Each

Part Number: HPE-SP48

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

...Loading

Estimated Ship Date: Sep 18, 2025 if ordered today

This product may not be eligible for select promotional offers

Engine Assembly, Stage 1 Crate Engine, Long Block, Ford, Small Block, 302, Each

Part Number: HPE-HP78

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 9, 2025 if ordered today

This product may not be eligible for select promotional offers

Crate Engine, Chrysler 408 Stroker Magnum 465 HP Stage 1 Long Block, Assembled, Hydraulic Roller Tappet, Internal Balance, Aluminum Heads, Dodge, 6.7L

Part Number: HPE-HP46-MAG

Not Yet Reviewed

Estimated Ship Date: Monday 7/14/2025

...Loading

Estimated Ship Date: Monday 7/14/2025

This product may not be eligible for select promotional offers

Crate Engine, GM 383 Stroker Stage 3, 435 HP, Long Block, External/Internal Engine Balance, Aluminum Heads, EFI, Each

Part Number: HPE-HP36CEFI

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/14/2025

...Loading

Estimated Ship Date: Monday 7/14/2025

This product may not be eligible for select promotional offers

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.