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...

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Results 1 - 25 of 106

Trans-Dapt Performance Chrome Valve Covers 9300

Valve Covers Pontiac 326-455 V8 59-77 chromed steel, tall, baffled

Part Number: TRD-9300

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Summit Racing™ Pro GPX Gas Ported Piston Rings SUM-GP9300XX

Pro GPX 93mm/3.661 Gas Ported Rings, Aftermarket forged pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set,

Part Number: SUM-GP9300XX

Not Yet Reviewed

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Wiseco XX Piston Ring Sets 9300XX

Piston Rings, Gas Nitrided, 93.50mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-9300XX

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Wiseco Powersports Piston Rings 9300TX

Piston Rings, Gas Nitrided, 93mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-9300TX

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

RESTOPARTS® Supplied Authentic Reproduction Valve Covers CHT9300

Valve Covers, Authentic Reproduction, Perimeter Bolt Mounting, Tall Height, Steel, Chrome, Pontiac V8, Pair

Part Number: OPG-CHT9300

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Wiseco Valve Shims VS9300

Valve Shim, Powersports, 3.00mm Thick, 9.48mm Diameter, Universal, Set of 5

Part Number: WIS-VS9300

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

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Estimated Ship Date: Jan 28, 2026 if ordered today

JE Pistons Piston Rings XC9300

JE Pistons Piston Rings XC9300

1.0-1.2-2.8-3.661

Part Number: JEP-XC9300

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

Howards Cams Forged Steel Valve Locks 93005

Valve Locks, Forged, Steel, 7 Degree, 1-Groove, 11/32 in. Valve Stem, Set of 32

Part Number: HRS-93005

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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TCI Extra-Long Dowel Pins 930055

Bellhousing Dowel Pins, .625 in. Diameter, 2.0 in. Length, Straight, GM, Pair

Part Number: TCI-930055

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Howards Cams Forged Steel Valve Locks 93001

Valve Lock, Forged Steel, 7 Degree, 1-Groove, 8mm Valve Stem, Set of 32

Part Number: HRS-93001

Not Yet Reviewed

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Howards Cams Forged Steel Valve Locks 93005-1

Valve Lock, Forged Steel, 7 Degree, 1-Groove, 11/32 in. Valve Stem, Pair

Part Number: HRS-93005-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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S&S Cycle Quickee Adjustable Pushrods 930-0123

Powersports Pushrods, Quickee, Chromoly, Adjustable, Chrome Covers, Harley-Davidson®, Kit

Part Number: SSY-930-0123

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

S&S Cycle Quickee Adjustable Pushrods 930-0137

ENGINE VALVE TRAIN, 17-18 M-8, PUSHROD W/CVR KIT QUICKEE BLK

Part Number: SSY-930-0137

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

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Estimated Ship Date: Jan 28, 2026 if ordered today

Howards Cams Forged Steel Valve Locks 93001-1

Valve Lock, Forged Steel, 7 Degree, 1-Groove, 8mm Valve Stem, Pair

Part Number: HRS-93001-1

Not Yet Reviewed

Estimated Ship Date: Today

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S&S Cycle Quickee Adjustable Pushrods 930-0143

Powersports Pushrods, Quickee, Chromoly, Adjustable, Black Covers, Harley-Davidson®, Kit

Part Number: SSY-930-0143

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Continental Extreme-Duty Series Poly-V Belts 4080735X

HD MULTI V-BELT, 2013-94 INTERNATIONAL/NAVISTAR 3800, 4000, 9100, 9100i, 9200, 9200i, 9300, 9400, 9400i, 9900, i, ix, LONESTA

Part Number: CEL-4080735X

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Wiseco Powersports Pro-Lite Piston Kits for 1993-2001 YZ80 - 646M04850

Engine Piston, Yamaha YZ80 '93-00 ProLite 1909CS

Part Number: WIS-646M04850

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

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Estimated Ship Date: Jan 28, 2026 if ordered today

K&N Performance Gold Oil Filters HP-3001

Oil Filter, Performance Gold, Canister, 5.72 in. Tall, 3.66 in. Diameter, 3/4 in.-16 Thread, Bypass Relief, 8-11 psi, Anti-Drainback, Spin-On, Each

Part Number: KNN-HP-3001

4.81 out of 5 stars ( 83 )

Estimated Ship Date: Today

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K&N Performance Gold Oil Filters HP-1002

Oil Filter, Performance Gold, Canister, 3.75 in. Tall, 3.00 in. Diameter, 3/4 in.-16 Thread, Anti-Drainback, Relief Valve, 11-14 psi, Each

Part Number: KNN-HP-1002

4.93 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Dayco Poly Rib Serpentine Belts 5060425

Belt, Poly Rib, Serpentine, 6-Rib, 42.50 in. Length, Each

Part Number: DAC-5060425

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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WIX Filters Oil Filters 495-51348

Oil Filter, Replacement, 21 Micron, 3.404 in. Tall, 2.921 in. OD, 3/4-16 in. Thread, Each

Part Number: WIX-51348

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Dayco Poly Rib Serpentine Belts 5060340

Belt, Poly Rib, Serpentine, 6-Rib, 34 in. Length, Each

Part Number: DAC-5060340

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Dayco Poly Rib Serpentine Belts 5050335

Belt, Poly Rib, Serpentine, 5-Rib, 33.50 in. Length, Each

Part Number: DAC-5050335

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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K&N Select Oil Filters SO-1002

Oil Filter, Select, Canister, Black, 3/4 in.-16 Thread, 3.41 in. Tall, 3 in. Diameter, Anti-Drainback, Bypass Relief, Each

Part Number: KNN-SO-1002

Not Yet Reviewed

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Dayco Poly Rib Serpentine Belts 5060415

Belt, Poly Rib, Serpentine, 6-Rib, 41.50 in. Length, Each

Part Number: DAC-5060415

Not Yet Reviewed

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