Engine Assemblies Engines & Components - block KEYWORD - Free Shipping Savings Central - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Summit Racing™ Chevy LS 5.3L 450HP Long Block Crate Engines SUM-150153

Crate Engine, Long Block, Chevy GM, LS/LSX, Gen III, 24x Crank Reluctor, Aluminum Heads, Each

Part Number: SUM-150153

4.32 out of 5 stars ( 47 )

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ATK High Performance GM 350 Vortec 290 HP Stage 3 Long Block Crate Engines HP99C

Crate Engine, GM 350 Small Block Stage 3, 290 HP, Long Block, External/Internal Engine Balance, Vortec Heads, Carburetor, Each

Part Number: HPE-HP99C

3.78 out of 5 stars ( 9 )

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ATK High Performance GM 350 345 HP Stage 1 Long Block Crate Engines HP98

Crate Engine, Base Long Block, Cast Iron Heads, Hydraulic Roller Camshaft, Chevy, 350, Each

Part Number: HPE-HP98

3.77 out of 5 stars ( 13 )

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ATK High Performance GM 350 390 HP Stage 1 Long Block Crate Engines HP89

Crate Engine, Assembly, Stage 1, Long Block, 1-Piece RMS, 4-Bolt Mains, Cast Iron w/Aluminum Heads, Hydraulic Roller, 10:1 CR, Chevy, Gen I 350, Each

Part Number: HPE-HP89

4.4 out of 5 stars ( 15 )

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ATK High Performance Ford 302 300 HP Stage 2 Long Block Crate Engines HP79M

Engine Assembly, Stage 2 Crate Engine, Long Block, Ford, Small Block, 302, Each

Part Number: HPE-HP79M

5.0 out of 5 stars ( 4 )

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ATK High Performance GM 350 Vortec 350 HP Stage 2 Long Block Crate Engines HP32M

Engine Assembly, Stage 2 Crate Engine, Truck, Long Block, 1-Piece Main Seal, Chevy, Small Block, 350, Each

Part Number: HPE-HP32M

4.0 out of 5 stars ( 9 )

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ATK High Performance Chevy LQ9 6.0L Short Blocks SP19-F

Engine Assembly, Short Block, LQ9 6.0L, Hypereutectic Flat Top Pistons, Chevy, Small Block LS, Each

Part Number: HPE-SP19-F

4.29 out of 5 stars ( 7 )

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ATK High Performance Ford 302 Stock Drop-In Long Block Crate Engines HP99F

Crate Engine, Ford 302 Stock Drop In, Long Block, Assembled, External Balance, Cast Iron Cylinder Heads, Each

Part Number: HPE-HP99F

3.94 out of 5 stars ( 32 )

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ATK High Performance GM 383 Stroker 415 HP Stage 2 Long Block Crate Engines HP94M

Crate Engine, GM 383 Stroker Stage 2, Long Block, Internal/External Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP94M

4.83 out of 5 stars ( 6 )

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ATK High Performance Chevy LM7 5.3L Short Blocks SP109

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

Part Number: HPE-SP109

Not Yet Reviewed

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ATK High Performance GM 350 Vortec 315 HP Stage 1 Long Block Crate Engines HP74

Crate Engine, Vortec, GM 350, 315 HP, Long Block, Internal Front/External Rear Engine Balance, Cast Iron Heads, Chevy, 350, Each

Part Number: HPE-HP74

3.78 out of 5 stars ( 9 )

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ATK High Performance GM 350 330 HP Stage 1 Long Block Crate Engines HP291P

Crate Engine, GM 350, Stage 1, Long Block, Internal/External Engine Balance, Cast Iron Heads, Chevy, 350, Each

Part Number: HPE-HP291P

3.69 out of 5 stars ( 16 )

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ATK High Performance Ford 302 300 HP Stage 1 Long Block Crate Engines HP79

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

Part Number: HPE-HP79

4.63 out of 5 stars ( 8 )

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ATK High Performance GM 383 Stroker 415 HP Stage 1 Long Block Crate Engines HP94

Crate Engine, GM 383 Stroker Stage 1, Long Block, Internal/External Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP94

4.8 out of 5 stars ( 5 )

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ATK High Performance Chevy LM7 5.3L 385 HP Long BLock Crate Engines HP97

Crate Engine, GM 5.3L, LM7, 385 HP, Long Block, Internal Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP97

4.93 out of 5 stars ( 15 )

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VEGE Chevrolet 350 C.I.D. Remanufactured Long Block Crate Engines 350G8795

Engine Assembly, Crate Engine, 2-Bolt Main, Long Block, for TBI or Carburetor, Chevy 350, Hydraulic Flat Tappet Cam, 1987-95, VIN Code K, Each

Part Number: VRE-350G8795

3.72 out of 5 stars ( 25 )

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VEGE Remanufactured Long Block Crate Engines DCT8

Crate Engine, Remanufactured Long Block, Assembled, Cadillac, Chevrolet, GMC, 5.3L LS, Each

Part Number: VRE-DCT8

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

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ATK High Performance Chevy LM7 5.3L 385 HP Long BLock Crate Engines HP97

4.75 out of 5 stars ( 15 )

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ATK High Performance GM 350 TBI 290 HP Stage 1 Long Block Crate Engines HP31

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

Part Number: HPE-HP31

3.0 out of 5 stars ( 6 )

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ATK High Performance Chevy LM7 5.3L GEN IV Short Blocks SP115

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 12, 2026 if ordered today

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Estimated Ship Date: Jun 12, 2026 if ordered today

ATK High Performance GM 350 Vortec 350 HP Stage 1 Long Block Crate Engines HP32

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

Part Number: HPE-HP32

5.0 out of 5 stars ( 7 )

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VEGE Remanufactured Long Block Crate Engines VCT84WD

Crate Engine, Remanufactured, Long Block, Assembled, GM, 5.3L, 4WD, Each

Part Number: VRE-VCT84WD

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ATK High Performance Chevy LM7 5.3L 385 HP Long BLock Crate Engines HP97

4.75 out of 5 stars ( 15 )

Estimated Ship Date: Today

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ATK High Performance Ford 302 300 HP Stage 2 Long Block Crate Engines HP06M

Engine Assembly, Stage 2 Crate Engine, Long Block, Left Side Water Pump Inlet, Ford, Small Block, 302, Each

Part Number: HPE-HP06M

Not Yet Reviewed

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ATK High Performance Chevy LS 408 Short Blocks SP38

ATK High Performance Chevy LS 408 Short Block

Part Number: HPE-SP38

Not Yet Reviewed

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ATK High Performance Chevy LQ4 6.0L Short Blocks SP19

Engine Assembly, Short Block, LQ4, Chevy, Small Block LS, 364, Each

Part Number: HPE-SP19

1.0 out of 5 stars ( 1 )

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ATK High Performance GM 350 330 HP Stage 3 Long Block Crate Engines HP291PC

Crate Engine, GM 350, Stage 3, Long Block, Internal/External Engine Balance, Cast Iron Heads, Chevy, 350, Each

Part Number: HPE-HP291PC

3.63 out of 5 stars ( 8 )

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