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Engines & Components

Engines & Engine Parts

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Engines & Engine Parts

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your daily driver.

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Individual Parts

Results 1 - 25 of 36

AFR BB Chevy 18° Intake Seat 2.500 OD X 2.400 ID X .500

Part Number: AFR-9162

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Supercharger Pulley, Crankshaft, 8 Groove, Serpentine, Steel, Overdrive, Each

Part Number: ATI-916227

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Harmonic Balancer Component, Hub, Replacement, Supercharged, 6.2L, Dodge, Jeep, Each

Part Number: ATI-916278

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Harmonic Balancer, Super Damper, 25 Percent Underdrive, Internal Balance, Aluminum, Steel, Black, Dodge, V6, V8, Each

Part Number: ATI-916237

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Harmonic Balancer, Super Damper, OEM Replacement, Internal Balance, Aluminum, Steel, Black, Dodge, V6, V8, Each

Part Number: ATI-916236

Not Yet Reviewed

Estimated Ship Date: Today

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Idler Pulley, Serpentine, Aluminum, Black Hardcoat, 90mm Diameter, Each

Part Number: ATI-916208

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Alternator Pulleys, ATI Alternator Pulleys, Serpentine, 10-Groove, Bolt-On, Steel, Chevy, Each

Part Number: ATI-916215

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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PULLEY - DRIVE - 6 - AL - GRV 2015+ DODGE HELLCAT

Part Number: ATI-916276

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Alternator Pulleys, ATI Alternator Pulleys, Serpentine, 10-Groove, 2.930 in. Outside Diameter, Bolt-On, Chevy, Each

Part Number: ATI-916205

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Idler Pulley, Serpentine, Aluminum, Black Hardcoat, 76mm Diameter, Each

Part Number: ATI-916208-76

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Crank Hub Steel Chrysler 361-440 Chevy Front

Part Number: ATI-916200L

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Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

PULLEY ASSY - POWER STEERING - 10 GRV - LS3 CAMARO 2010-2015

Part Number: ATI-916223

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

PULLEY ASSY - WATER PUMP - LS3 CAMARO W/10-12 RIB BELT

Part Number: ATI-916218

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

CRANK HUB - ST - DODGE CHAL 5.7 HEMI

Part Number: ATI-916246

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Idler Pulley, Serpentine, Aluminum, Black Hardcoat, 100mm Diameter, Each

Part Number: ATI-916208-100

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Estimated Ship Date: Today

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CRANK HUB - ST - AMC V-8

Part Number: ATI-916270

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SHELL - OUT - 8.19 - AL - 3RG 12 GRV 2015+ HELLCAT

Part Number: ATI-916274

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

CRANK HUB - ST - DODGE 5.7L HEMI 2009+

Part Number: ATI-916238

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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PULLEY - SUPERCHARGER - 6 GRV - FLYIN MIATA

Part Number: ATI-916267

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Supercharger Pulley, Serpentine, 11 Grove, Steel, Black Oxide, 20 Percent Overdrive, 9.680 in. Diameter, Chevrolet, LT5, each

Part Number: ATI-916244-20

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Supercharger Pulley, Crankshaft, 11 Groove, Serpentine, Steel, 8.070 in. Diameter, Chevy, LT5, Each

Part Number: ATI-916244

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

PULLEY - DRIVE - 6 GRV - AL - DODGE TRUCK 5.7L HEMI 2009+

Part Number: ATI-916217

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

CRANK HUB - ST - BUICK BB

Part Number: ATI-916230

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Supercharger Pulley, Serpentine, 11 Grove, Steel, Black Oxide, 15 Percent Overdrive, 9.280 in. Diameter, Chevrolet, LT5, each

Part Number: ATI-916244-15

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

SHELL - OUT - 8.90 - AL - 10 GRV - 10% OD 2015+ HELLCAT

Part Number: ATI-916288

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today