Crate Engines - 1-piece Rear Main Seal Style - No Timing Cover Included - 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

4.37 out of 5 stars ( 43 )

Estimated Ship Date: Tomorrow

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ATK Marine Rebuilt Long Block Engines DMK1

Crate Engine, Marine, Long Block, Assembled, External Balance, Cast Iron Heads, Chevy, 454, Each

Part Number: HME-DMK1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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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 )

Estimated Ship Date: Tomorrow

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ATK High Performance Chrysler 5.7 Gen III Hemi 400 HP Long Block Crate Engines HP103T

Crate Engines, Chrysler 5.7L Gen III Hemi 400 HP Long Block, 5.7L/345, Assembled, Aluminum Heads, without MDS, Chrysler, Dodge, Jeep, 5.7L, Each

Part Number: HPE-HP103T

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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ATK Marine Rebuilt Long Block Engines DMA1

Crate Engine, Marine, Long Block, Assembled, External Balance, Cast Iron Heads, Standard Rotation, Ford, 351W, Each

Part Number: HME-DMA1

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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ATK High Performance GM LQ4 6.0L with LS3 Heads 535 HP Base Long Block Crate Engines HP110

Crate Engine, GM LQ4, Long Block, Internal Engine Balance, Aluminum Heads, Chevy, 6.0L, LS3 Heads, Each

Part Number: HPE-HP110

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

ATK High Performance Chrysler 5.7 Gen III Hemi 400 HP Long Block Crate Engines HP103

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

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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ATK Marine Rebuilt Long Block Engines DM29

Crate Engine, Marine, Long Block, Assembled, Cast Iron Heads, Chevy, 262 V6, Each

Part Number: HME-DM29

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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ATK High Performance Chevy LQ4 6.0L 460 HP Long Block Crate Engines HP93

Crate Engine, Chevy LQ4 6.0L, Long Block, Internal Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP93

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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ATK Marine Rebuilt Long Block Engines DMA1R

Crate Engine, Marine, Long Block, Assembled, External Balance, Cast Iron Heads, Reverse Rotation, Ford, 351W, Each

Part Number: HME-DMA1R

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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ATK Marine Rebuilt Long Block Engines DMW4

Crate Engine, Marine, Long Block, Assembled, Cast Iron Heads, Chevy, 262 V6, Each

Part Number: HME-DMW4

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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ATK Marine Rebuilt Long Block Engines DMM6

Crate Engine, Marine, Long Block, Assembled, Cast Iron Heads, Standard Rotation, Chevy, 350, Each

Part Number: HME-DMM6

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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ATK Marine Rebuilt Long Block Engines DMX1

Crate Engine, Marine, Long Block, Assembled, Cast Iron Heads, Chevy, 262 V6, Each

Part Number: HME-DMX1

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

ATK Marine Rebuilt Long Block Engines DMC4

Crate Engine, Marine, Long Block, Assembled, Cast Iron Heads, Chevy, 262 V6, Each

Part Number: HME-DMC4

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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ATK Marine Rebuilt Long Block Engines DMH4

Crate Engine, Marine, Long Block, Assembled, Cast Iron Heads, Chevy, 350, Each

Part Number: HME-DMH4

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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ATK Marine Rebuilt Long Block Engines DMB3

Crate Engine, Marine, Long Block, Assembled, Cast Iron Heads, Chevy, 305, Each

Part Number: HME-DMB3

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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VEGE Remanufactured Long Block Crate Engines DCM6CNG

Crate Engine, Remanufactured, Long Block, Assembled, Compressed Natural Gas Engine, CNG, Chevrolet, 5.7L/350, Each

Part Number: VRE-DCM6CNG

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

ATK Marine Rebuilt Long Block Engines DMWEHO

Engine Long Block, 8.1 Liter, 496 Cubic Inch, Marine, Cast Iron, Hydraulic Roller, Camshaft. Scat Rotating Kit, Chevy, Each

Part Number: HME-DMWEHO

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

VEGE Remanufactured Long Block Crate Engines DFTK

Crate Engine, Remanufactured, Long Block, Ford, 6.8L/415, Each

Part Number: VRE-DFTK

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

ATK Marine Rebuilt Long Block Engines DMC7

Crate Engine, Marine, Long Block, Assembled, Cast Iron Heads, Chevy, 262 V6, Each

Part Number: HME-DMC7

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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ATK Marine Rebuilt Long Block Engines DMK9

Crate Engine, Marine, Long Block, Assembled, Cast Iron Heads, Chevy, 262 V6, Each

Part Number: HME-DMK9

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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ATK High Performance GM 365 LQ4 550 HP Stage 1 Long Block Crate Engines LQ4-LB-1

Crate Engines, GM 365 LQ4 550 HP Stage 1 Long Block, 6.0L/364, Assembled, Internal Balance, Aluminum Cylinder Heads, Chevrolet, Small Block LS, Each

Part Number: HPE-LQ4-LB-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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BluePrint Engines 50 State Legal Long Blocks F3028691

BluePrint Engines 50 State Legal replacement 302CI 1986-1991 Crate Engine

Part Number: MLL-F3028691

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

VEGE Remanufactured Long Block Crate Engines DFKH

Crate Engine, Remanufactured, Long Block, Ford, Mazda, Mercury, 4.0L/245, Each

Part Number: VRE-DFKH

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Base Long Block Crate Engines HP116-G4

Crate Engine, GM LM7, Long Block, Internal Engine Balance, Aluminum Heads, Chevy, 5.3L, AFR Heads, Each

Part Number: HPE-HP116-G4

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today