CHEVROLET ATK High Performance Engines Parts and Accessories

Engine Assembly, Short Block, 58 Tooth Reluctor Wheel, Hypereutectic Pistons, LM7, 330 CID, Chevy, LS, Each

Part Number: HPE-SP115

Not Yet Reviewed

Estimated Ship Date: Jun 18, 2026 if ordered today

• Core Charge $175.00
• Drop Ship
• Free Shipping
• Special Order

Short Block, Chevrolet 383 Stroker, Internal/External Balanced, +3.7cc Flat Top Pistons, Each

Part Number: HPE-SP52

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Core Charge $470.00
• Drop Ship
• Free Shipping
• Special Order

Short Block Engine, LM7 383, Chevy LS, Forged Crank, Forged Piston, Dish, +15 Piston Head Volume, I-Beam Rods, 6-Bolt Main, Internal Balance, Each

Part Number: HPE-SP78

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• Core Charge $285.00
• Free Shipping

Engine Assembly, Stage 1 Crate Engine, Marine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 383, Each

Part Number: HPE-HP90

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• Core Charge $510.00
• Free Shipping

ATK High Performance Chevy LS 408 Short Block

Part Number: HPE-SP38

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• Core Charge $410.00
• Free Shipping

CHEV 632 BB COMP/DYNO

Part Number: HPE-HP108C

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crate Engines, GM 408 LQ4 Stroker 600 HP Stage 1 Long Block, 6.7L/408, Assembled, Internal Balance, Aluminum Heads, Chevrolet, Small Block LS, Each

Part Number: HPE-LS01

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Core Charge $560.00
• Drop Ship
• Free Shipping
• Special Order

CRATE ENGINE, Chev 350 390HP Black

Part Number: HPE-HP89CBLK

Not Yet Reviewed

Estimated Ship Date: Jun 15, 2026 if ordered today

• Core Charge $510.00
• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HPE-HP101

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Core Charge $510.00
• Drop Ship
• Free Shipping
• Special Order

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: Jun 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Chevy LM-7/LS 347CI Short Block +11cc Dished Pistons 24 Tooth

Part Number: HPE-SP76

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

• Core Charge $285.00
• Drop Ship
• Free Shipping
• Special Order

CRATE ENGINE, Chev 383 415HP Polished

Part Number: HPE-HP94CPOL

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Core Charge $510.00
• Drop Ship
• Free Shipping
• Special Order

Crate Engine, GM 383 Stroker, Marine, 380 HP, Long Block, External/Internal Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP96

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Core Charge $510.00
• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HPE-SP53NB

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, 24 Tooth Reluctor, +4cc Flat Top Pistons, Each

Part Number: HPE-SP39-G4

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Core Charge $410.00
• Drop Ship
• Free Shipping
• Special Order

Engine Assembly, Short Block, LT1/LT4, 6.2L/376, 4.065 in. Bore, 3.622 in. Stroke, Forged Pistons, Two Valve Relief, 58 Tooth, Chevy, Gen V, LT, Each

Part Number: HPE-SP103

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HPE-SP35NB

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crate Engine, GM 383 Stroker, Long Block, Complete, Internal/External Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP107C

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Core Charge $510.00
• Drop Ship
• Free Shipping
• Special Order

Crate Engine, GM 350, Stage 2, Long Block, Internal/External Engine Balance, Cast Iron Heads, Chevrolet, 350 CID, Each

Part Number: HPE-HP291PM

3.4 out of 5 stars ( 10 )

Estimated Ship Date: Jun 17, 2026 if ordered today

• Core Charge $510.00
• Drop Ship
• Free Shipping
• Special Order

Engine Assembly, Short Block, 2-Piece Main Seal, Chevy, Big Block, 540, Each

Part Number: HPE-SP44

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order