Chevrolet-Performance Engine Short Block

OE Forged Powder Metal Rods

GM LS 6.0L

Cast Iron Block

24 Tooth Reluctor

OE Hypereutectic Flat Top Pistons

$3,198.99

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ATK Engines High-Performance Short Block GM LS 6.0L with Dish Pistons

ATK Engines SP19

Part Number: 059-SP19

ATK Engines SP19

ATK Engines High-Performance Short Block GM LS 6.0L with Dish Pistons

$3,311.00

OE Forged Powder Metal Rods

GM LS 6.0L

Cast Iron Block

24 Tooth Reluctor

OE Hypereutectic Dish Pistons

$3,311.00

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ATK Engines High Performance Short Block GM LS 408ci

ATK Engines SP26

Part Number: 059-SP26

ATK Engines SP26

ATK Engines High Performance Short Block GM LS 408ci

$4,999.00

$4,999.00

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ATK Engines High Performance Short Block GM LS 408ci

ATK Engines SP39

Part Number: 059-SP39

ATK Engines SP39

ATK Engines High Performance Short Block GM LS 408ci

$4,999.00

2618 Forged Flat Top Pistons -4cc

Chevrolet Performance 19260746

$4,999.00

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Chevrolet Performance GM L96 6.0L 366ci Gen III/IV Engine Block

Part Number: 809-19260746

Chevrolet Performance 19260746

Chevrolet Performance GM L96 6.0L 366ci Gen III/IV Engine Block

$8,444.99

GM L96 6.0L 366ci Gen III/IV Engine Block

2011-2012 GM Express/Savana/Pickup Truck

Chevrolet Performance 19434412

$8,444.99

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Chevrolet Performance 19434412 LSX-Series Gen-IV LSX376-B15 376 ci. Crate Engine for Boosted Applications

Part Number: 809-19434412

Chevrolet Performance 19434412

Chevrolet Performance 19434412 LSX-Series Gen-IV LSX376-B15 376 ci. Crate Engine for Boosted Applications

$12,242.45

LSX-Series Gen-IV LSX376-B15 376 ci. Engine

Supports up to 15 lbs. of Boost

All-Forged Rotating Assembly

Cast-Iron Block w/6-Bolt Mains

High-Flow Rectangular-Port Heads

Compression Ratio: 9.0:1

Reluctor Wheel: 58X

Internal Balance

Chevrolet Performance 19433158

$12,242.45

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Chevrolet Performance ZZ502/502 Partial Engine

Part Number: 809-19433158

Chevrolet Performance 19433158

Chevrolet Performance ZZ502/502 Partial Engine

$7,334.37

ZZ502/502 Partial Engine

$7,334.37

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ATK Engines High Performance Short Block Small Block Chevy 383ci

ATK Engines SP53

Part Number: 059-SP53

ATK Engines SP53

ATK Engines High Performance Short Block Small Block Chevy 383ci

$3,828.99

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

Small Block Chevy 383ci Stroker

4 Bolt Mains, 1-Piece Rear Main Seal

4340 Forged H Beam Rods 5.7" Length

2618 Forged Flat Top Pistons -5cc

$3,828.99

(1)

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Chevrolet Performance 19433375

Lowest Price Guarantee

Chevrolet Performance 454 HO Partial Big Block Engine

Part Number: 809-19433375

Chevrolet Performance 19433375

Chevrolet Performance 454 HO Partial Big Block Engine

$5,481.69

Availability Date Unknown

454 HO Partial Big Block Engine

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

$5,481.69

Availability Date Unknown

Lowest Price Guarantee

ATK Engines High Performance Short Block GM LS 415ci

ATK Engines SP73

Part Number: 059-SP73

ATK Engines SP73

ATK Engines High Performance Short Block GM LS 415ci

$6,598.99

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GM LS 415ci Stroker

Aluminum L92/LS3 Block

2618 Forged Flat Top Pistons -4cc

$6,598.99

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

FREE Shipping

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ATK Engines High Performance Short Block GM LS 383ci

ATK Engines SP80

Part Number: 059-SP80

ATK Engines SP80

ATK Engines High Performance Short Block GM LS 383ci

$4,243.00

Lowest Price Guarantee

GM LS 383ci Stroker

Cast Iron 5.3L LM7 Block

2618 Forged Flat Top Pistons -3cc

$4,243.00

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

ATK Engines SP75 Short Block GM LS 5.3/5.7 Engine

ATK Engines SP75

Part Number: 059-SP75

ATK Engines SP75

ATK Engines SP75 Short Block GM LS 5.3/5.7 Engine

$3,298.99

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

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Cast Iron 5.3L LM7 Block Bored to 5.7L

GM LS 5.3/5.7 347ci

OE Reground .010"/.010" Crankshaft 24 Tooth

2618 Forged Flat Top Pistons -3.2cc

$3,298.99

(1)

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

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ATK Engines High Performance Short Block Big Block Chevy 540ci

ATK Engines SP44

Part Number: 059-SP44

ATK Engines SP44

ATK Engines High Performance Short Block Big Block Chevy 540ci

$6,193.99

FREE Shipping

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Dart Big M Sportsman Block

Big Block Chevy 540ci

4340 Forged H Beam 6.385" Length

2618 Forged Dome Pistons

$6,193.99

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

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ATK Engines High Performance Short Block Big Block Chevy 598ci

ATK Engines SP45

Part Number: 059-SP45

ATK Engines SP45

ATK Engines High Performance Short Block Big Block Chevy 598ci

$6,403.99

FREE Shipping

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Dart Big M Sportsman Block

Big Block Chevy 598ci

4340 Forged H Beam 6.385" Length

2618 Forged Flat Top

$6,403.99

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

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ATK Engines HP94 High Performance Crate Engine Small Block Chevy 383ci, 415 HP/460 ft.-lbs. TQ

ATK Engines HP94

Part Number: 059-HP94

ATK Engines HP94

ATK Engines HP94 High Performance Crate Engine Small Block Chevy 383ci, 415 HP/460 ft.-lbs. TQ

$4,498.99

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

High-Performance Crate Engine

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Small Block Chevy 383ci

415 HP/460 ft.-lbs. TQ

Base Engine Includes:

$4,498.99

(1)

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Part Number: 059-SP40-G4-B

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ATK Engines High Performance Short Block GM LS 408ci

ATK Engines SP40-G4-B

ATK Engines SP40-G4-B

ATK Engines High Performance Short Block GM LS 408ci

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

2618 Forged Dished Pistons -29cc

$5,325.00

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

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ATK Engines High Performance Short Block GM LS 408ci

ATK Engines SP38-B

Part Number: 059-SP38-B

ATK Engines SP38-B

ATK Engines High Performance Short Block GM LS 408ci

$5,143.99

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2618 Forged Dished Pistons -18cc

$5,143.99

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Part Number: 059-SP38-G4-B

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ATK Engines High-Performance Short Block GM LS 408ci

ATK Engines SP38-G4-B

ATK Engines SP38-G4-B

ATK Engines High-Performance Short Block GM LS 408ci

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

2618 Forged Dished Pistons -18cc

$5,325.00

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

ATK Engines High Performance Short Block Small Block Chevy 427ci

ATK Engines SP48

Part Number: 059-SP48

ATK Engines SP48

ATK Engines High Performance Short Block Small Block Chevy 427ci

$9,315.00

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Small Block Chevy 427ci Stroker

Dart SHP 4 Bolt Main, 2-Piece Rear Main Seal

4340 Forged H Beam Rods 6.0" Length

2618 Forged Flat Top Pistons -6.9cc

$9,315.00

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Part Number: 059-SP37-G4-B

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ATK Engines High-Performance Short Block GM LS 408ci

ATK Engines SP37-G4-B

ATK Engines SP37-G4-B

ATK Engines High-Performance Short Block GM LS 408ci

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

$5,325.00

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

ATK Engines High-Performance Short Block GM LS 408ci

ATK Engines SP39-B

Part Number: 059-SP39-B

ATK Engines SP39-B

ATK Engines High-Performance Short Block GM LS 408ci

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

2618 Forged Flat Top Pistons +4cc

$5,325.00

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Part Number: 059-SP32-G4-B

Lowest Price Guarantee

ATK Engines High-Performance Short Block GM LS 408ci

ATK Engines SP32-G4-B

ATK Engines SP32-G4-B

ATK Engines High-Performance Short Block GM LS 408ci

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

2618 Forged Flat Top Pistons -4cc

$5,325.00

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

ATK Engines High Performance Short Block GM LS 408ci

ATK Engines SP37-B

Part Number: 059-SP37-B

ATK Engines SP37-B

ATK Engines High Performance Short Block GM LS 408ci

$5,143.99

FREE Shipping

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$5,143.99

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

FREE Shipping

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ATK Engines High Performance Short Block GM LS 5.3/5.7

ATK Engines SP76

Part Number: 059-SP76

ATK Engines SP76

ATK Engines High Performance Short Block GM LS 5.3/5.7

$3,415.00

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

Cast Iron 5.3L LM7 Block Bored to 5.7L

GM LS 5.3/5.7 347ci

OE Reground .010"/.010" Crankshaft 24 Tooth

2618 Forged Dish Pistons -11cc

$3,415.00

(1)

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

ATK Engines High Performance Short Block GM LS 408ci

ATK Engines SP26-B

Part Number: 059-SP26-B

ATK Engines SP26-B

ATK Engines High Performance Short Block GM LS 408ci

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

$5,325.00

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

ATK Engines High-Performance Short Block GM LS 441 ci

ATK Engines SP100

Part Number: 059-SP100

ATK Engines SP100

ATK Engines High-Performance Short Block GM LS 441 ci

$7,244.00

Lowest Price Guarantee

GM LS 441 ci

Dart SHP Cast Iron Block

58 Tooth Reluctor

2618 Forged +22 cc Dished Pistons

$7,244.00

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Part Number: 059-SP31-G4-B

Lowest Price Guarantee

ATK Engines High-Performance Short Block GM LS 408ci

ATK Engines SP31-G4-B

ATK Engines SP31-G4-B

ATK Engines High-Performance Short Block GM LS 408ci

$5,143.99

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

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2618 Forged Dished Pistons -18cc

$5,143.99

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

FREE Shipping

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ATK Engines High-Performance Short Block GM LS 6.0 364ci

ATK Engines SP93-G4

Part Number: 059-SP93-G4

ATK Engines SP93-G4

ATK Engines High-Performance Short Block GM LS 6.0 364ci

$4,449.99

FREE Shipping

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GM LS 6.0 364ci

OE Reground .010"/.010" Crankshaft 24 Tooth

2618 Forged Flat Top Pistons -3.2cc

$4,449.99

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Part Number: 059-SP26-G4-B

FREE Shipping

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ATK Engines High-Performance Short Block GM LS 408ci

ATK Engines SP26-G4-B

ATK Engines SP26-G4-B

ATK Engines High-Performance Short Block GM LS 408ci

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.

Lowest Price Guarantee

$5,325.00

Estimated to ship direct from manufacturer on 11/21/24, pending manufacturer availability.