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 2000 +

Holley LS Engine Oil Fill Caps 241-198

Engine Oil Filler Caps, LS Engine Oil Fill Caps, Dished, Round, Screw-in, Aluminum, Silver, Chevrolet, Small Block LS, Each

Part Number: HLY-241-198

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Summit Racing™ Performance SBC Connecting Rods SUM-180371B

Connecting Rods, 4340, I-Beam, 12-Point, Cap Screw, 5.700 in. Length, 550 HP, Chevy, Small Block, Set of 8

Part Number: SUM-180371B

4.59 out of 5 stars ( 17 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

PRW Oil Filler Caps 4120453

Engine Oil Filler Cap, Screw-In, Plain, Billet Aluminum, Silver, Universal, Each

Part Number: PQX-4120453

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

PRW Oil Filler Caps 4120450

Engine Oil Filler Cap, Screw-In, Plain, Billet Aluminum, Blue, Universal, Each

Part Number: PQX-4120450

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Hybrid Racing V2 Slim Oil Caps HYB-OCA-01-07

Engine Oil Filler Cap, Round, Screw-in, Aluminum, Anodized Dust Red, Slim Design, Flip-up Handle, Etched Hybrid Racing Logo, Each

Part Number: HYB-HYBOCA0107

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Holley Sniper Engine Oil Fill Caps 891016B

Oil Fill Caps, Screw-In, Round Shape, Black, Aluminum, for Holley Sniper Valve Covers, Each

Part Number: SNE-891016B

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Eddie Marine Oil Cap and Bung Sets 108-25B

Engine Oil Filler Cap and Bung, Round, Screw-in, Billet Aluminum, Blue Powdercoated, Kit

Part Number: EDM-108-25B

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Rein Automotive Engine Oil Filter Housing Caps CPL0067

Oil Filter Canister Caps, Replacement, OEM Style, Direct Fit, Plastic, Screw-on, Black, BMW, 3.0L, 4.0L, 4.4L, 4.6L, 4.8L, 5.0L, 5.4L, 5.6L, Each

Part Number: RIN-CPL0067

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Rein Automotive Engine Oil Filter Housing Caps for 2003-2005 C230 - CPL0068

Oil Filter Canister Caps, Replacement, OEM Style, Direct Fit, Plastic, Screw-on, Black, Mercedes-Benz, 1.8L, Each

Part Number: RIN-CPL0068

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Eddie Motorsports Oil Cap and Bung Sets MS108-25B

Engine Oil Filler Cap, Oil Cap and Bung, Round, Screw-in, Billet Aluminum, Blue Powdercoated, Kit

Part Number: EMS-MS108-25B

3.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

aFe Oil Fill Caps 79-12005

aFe Oil Fill Caps 79-12005

Oil Fill Cap, Round, Screw-in, aFe Top Style, Aluminum, Black, Ford, Powerstroke, Each

Part Number: AFE-79-12005

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Rein Automotive Engine Oil Filter Housing Caps for 2007-2015 COOPER, 2011-2016 COOPER COUNTRYMAN, 2013-2016 COOPER PACEMAN - CPL0056

Oil Filter Canister Cap, Replacement, OEM-style, Direct-Fit, Plastic, Screw-on, Black, Mini, 1.6L, Each

Part Number: RIN-CPL0056

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Mishimoto Valve Cover Oil Fill Caps MMOFC-MITS-BK

Oil Fill Cap, Aluminum, Round, Black/Clear Anodized, Screw-In, Mitsubishi, Each

Part Number: MIO-MOFC-MITS-BK

4.0 out of 5 stars ( 2 )

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Mishimoto Valve Cover Oil Fill Caps MMOFC-MUS1-BK

Oil Fill Cap, Aluminum, Round, Black/Clear Anodized, Screw-In, Ford, Each

Part Number: MIO-MOFC-MUS1-BK

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

Mishimoto Valve Cover Oil Fill Caps MMOFC-TOY-RD

Oil Fill Cap, Aluminum, Round, Red/Clear Anodized, Screw-In, Toyota, Each

Part Number: MIO-MMOFC-TOY-RD

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Mishimoto Valve Cover Oil Fill Caps MMOFC-HN-BK

Oil Fill Cap, Aluminum, Round, Black/Clear Anodized, Screw-In, Acura, Honda, Each

Part Number: MIO-MMOFC-HN-BK

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Mishimoto Valve Cover Oil Fill Caps MMOFC-SUB-PK

Oil Fill Cap, Aluminum, Round, Pink/Black Anodized, Screw-In, Subaru, Each

Part Number: MIO-MMOFC-SUB-PK

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Moroso Oil Filler Caps 85294

Oil Filler Cap, Screw-in, Aluminum, Black Anodized, Moroso Logo, 1 3/8 in.-12 Thread, Each

Part Number: MOR-85294

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

aFe Oil Fill Caps 79-12001

Oil Fill Cap, Round, Twist in, aFe Top Style, Aluminum, Black, Dodge, Ram, 5.9L, 6.7L Diesel, Each

Part Number: AFE-79-12001

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

ModQuad Racing Dipsticks for 1987-2006 YFZ350 BANSHEE - DS1-1RD

Oil Cap with Dipstick, Aluminum, Red Anodized, Yamaha, Each

Part Number: MQR-DS1-1RD

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Wagner Tuning Pro Series Main Stud Kits P219011410.VN

Main Studs, 2-Bolt Main, 12-Point, Nickel Plated, Toyota, Lexus, 3.0L, 2JZ-GE, 2JZ-GTE, Kit

Part Number: WGT-P219011410VN

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Wagner Tuning Pro Series Main Stud Kits P202021010.BR

Main Studs, 2-Bolt Main, 12-Point, Black Burnished, BMW, 5.0L, S62, Kit

Part Number: WGT-P202021010BR

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Wagner Tuning Pro Series Main Stud Kits P202011410.BR

Main Studs, 2-Bolt Main, 12-Point, Black Burnished, BMW, 2.5L, 3.0L, M54, Kit

Part Number: WGT-P202011410BR

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

PRW Rocker Arm Adjuster Screws 1205230-01

Rocker Arm Adjusting Screws, with Locknut, 3/8 in.-24 Thread, 5/16 in. Cap, Each

Part Number: PQX-1205230-01

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Scat Pro Comp I-Beam Connecting Rods 2-ICR5700-7/16

Connecting Rods, 4340, I-Beam, 12-Point, Cap Screw, 5.700 in. Length, Chevy, Small Block, Set of 8

Part Number: SCA-25700716

4.94 out of 5 stars ( 17 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Scat Pro Comp I-Beam Connecting Rods 2-ICR6000-7/16

Connecting Rods, 4340, I-Beam, 12-Point, Cap Screw, 6.000 in. Length, Chevy, Small Block, Set of 8

Part Number: SCA-26000716

4.4 out of 5 stars ( 15 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

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