Engines & Engine Parts

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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...

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Results 1 - 25 of 477

Mr. Gasket Timing Tabs 4600

Timing Tab, Chrome, Small Block, Chevy, 7 in Damper, Each

Part Number: MRG-4600

4.33 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Summit Racing™ Oil Pump and Pickup Kits SES-4-60-08-019

Oil Pump and Pickup Assembly, High-Volume, Chrysler, Small Block, Kit

Part Number: SES-4-60-08-019

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Hastings Piston Ring Sets for 1985-1987 ALLIANCE, 1985-1986 ENCORE - 4600

Engine Piston Ring Set, 4-Cyl Ring Set; Phosphate

Part Number: HSN-4600

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

JE Pistons Piston Oil Ring Spacers 4600-203

Oil Ring Support Rail, 4.600-4.635 in. Bore, 0.203 in. Radial Depth, Spring Steel, Each

Part Number: JEP-4600-203

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

COMP Cams Rocker Arm Adjusting Nuts 4600-1

COMP Cams Rocker Arm Adjusting Nuts 4600-1

Rocker Arm Nut, Hi-Tech, Roller Rockers, 7/16 in.-20 Thread, .600 in. Outside Diameter, Each

Part Number: CCA-4600-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

COMP Cams Rocker Arm Adjusting Nuts 4600-16

Rocker Arm Nuts, Hi-Tech, Roller Rockers, 7/16 in.-20 Thread, .600 in. Outside Diameter, Set of 16

Part Number: CCA-4600-16

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Dorman PCV Breather Hoses 46001

PCV Hose, Rubber, Black, Chevy, GMC, Each

Part Number: RNB-46001

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

COMP Cams Rocker Arm Adjusting Nuts 4600-8

Rocker Arm Nut; Rocker Arm Components; Rocker Arm Adjusting Nuts; Hi-Tech Polylock for Aluminum; Stainless; Pr

Part Number: CCA-4600-8

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Wiseco Pro Tru Hastings Piston Ring Sets 4600H

Piston Rings, Plasma-moly, 4.600 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4600H

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Mahle Performance Piston Rings 4600MS-15D

Piston Rings, Performance, 4.600 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, 8 Sets

Part Number: MLE-4600MS-15D

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Mahle Performance Piston Rings 4600MS

Piston Rings, Performance Series, 4.600 in. Bore, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4600MS

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

JE Pistons Piston Oil Ring Spacers 4600-162

OIL RAIL SUPPORT

Part Number: JEP-4600-162

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Mahle File Fit Rings 4600GNS-15T

Piston Rings, File Fit, 4.600 in. Bore, Gas Nitrided, 1.5mm, 8-Cylinder, 8 Sets

Part Number: MLE-4600GNS-15T

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Hastings Piston Ring Sets for 1985-1987 ALLIANCE, 1985-1986 ENCORE - 4600S

Engine Piston Ring Set, Single Cyl Ring Set; Phosphate

Part Number: HSN-4600S

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Hastings Piston Ring Sets for 1985-1987 ALLIANCE, 1985-1986 ENCORE - 4600S020

Engine Piston Ring Set, Single Cyl Ring Set; Phosphate

Part Number: HSN-4600S020

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Hastings Piston Ring Sets for 1985-1987 ALLIANCE, 1985-1986 ENCORE - 4600S030

Engine Piston Ring Set, Single Cyl Ring Set; Phosphate

Part Number: HSN-4600S030

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Hastings Piston Ring Sets for 1985-1987 ALLIANCE, 1985-1986 ENCORE - 4600020

Engine Piston Ring Set, 4-Cyl Ring Set; Phosphate

Part Number: HSN-4600020

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Hastings Piston Ring Sets for 1985-1987 ALLIANCE, 1985-1986 ENCORE - 4600030

Engine Piston Ring Set, 4-Cyl Ring Set; Phosphate

Part Number: HSN-4600030

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

King XP-Series Rod Bearings for 2002-2008 COOPER - CR4600XP

Rod Bearings, King XP-Series Rod Bearings, Stock Size, Tri-Metal, Mini, Sold as a Set of 4

Part Number: KGB-CR4600XP

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

King XP-Series Rod Bearings for 2002-2008 COOPER - CR4600XP STDX

Rod Bearings, King XP-Series Rod Bearings, Stock Size, Tri-Metal, Mini, Sold as a Set of 4

Part Number: KGB-CR4600XPSTDX

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Hastings Premium Ductile Ring Sets for 1985-1987 ALLIANCE, 1985-1986 ENCORE - 2C4600S

Engine Piston Ring Set, Single Cyl Ring Set; Triple Chrome

Part Number: HSN-2C4600S

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Top Street Performance Cylinder Heads JM4600

ALUMINUM CYLINDER HEAD - LS3, 260cc INTAKE RUNNER, 68.4cc COMBUSTION CHAMBER, GM 821 STYLE,1-PC

Part Number: TSN-JM4600

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hastings Premium Ductile Ring Sets for 1985-1987 ALLIANCE, 1985-1986 ENCORE - 2C4600S020

Engine Piston Ring Set, Single Cyl Ring Set; Triple Chrome

Part Number: HSN-2C4600S020

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

King XP-Series Rod Bearings for 2002-2008 COOPER - CR4600XP0.25

Rod Bearings, King XP-Series Rod Bearings, .010 in., .25 mm Crankshaft Undersize, Tri-Metal, Mini, Sold as a Set of 4

Part Number: KGB-CR4600XP025

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Hastings Premium Ductile Ring Sets for 1985-1987 ALLIANCE, 1985-1986 ENCORE - 2C4600

Engine Piston Ring Set, 4-Cyl Ring Set; Triple Chrome

Part Number: HSN-2C4600

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

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