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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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Results 1 - 25 of 2000 +

ARP Main Stud Kits 234-5802

Made in the USA

ARP Main Stud Kits 234-5802

ARP Main Stud Kits 234-5802

Main Studs, 4-Bolt Main, Chevy, 6.2L, Kit

Part Number: ARP-234-5802

Not Yet Reviewed

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BUILD IT WITH SUMMIT!

Filter my search results to see Summit Racing brand parts.

Summit Racing™ Main Bolt Kits SUM-910202

Summit Racing™ Main Bolt Kits SUM-910202

Main Bolts, 2-bolt Style, 12-point, 180,000 psi Yield Strength, Washers, Chevy, Small Block, Kit

Part Number: SUM-910202

3.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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ARP Main Stud Kits 156-5803

Made in the USA

ARP Main Stud Kits 156-5803

ARP Main Stud Kits 156-5803

Main Studs, 6-Bolt Main, Ford, 5.0L, Modular, Coyote Engine, Kit

Part Number: ARP-156-5803

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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ARP Main Stud Kits 135-5402

Made in the USA

ARP Main Stud Kits 135-5402

ARP Main Stud Kits 135-5402

Main Studs, 2-Bolt Main, Chevy, Big Block, Kit

Part Number: ARP-135-5402

5.0 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Moroso Main Cap Girdles for Ford 22928

Moroso Main Cap Girdles for Ford 22928

Moroso Main Cap Girdles for Ford 22928

Main Cap Girdle, Steel, Ford, 289/302, Kit

Part Number: MOR-22928

3.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

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ARP Main Stud Kits 140-5402

Made in the USA

ARP Main Stud Kits 140-5402

ARP Main Stud Kits 140-5402

Main Studs, 2-Bolt Main, 12-Point Nuts, Mopar, Small, Big Block, B, RB, LA, Kit

Part Number: ARP-140-5402

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Crower Lash Caps 86121-16

Crower Lash Caps 86121-16

Crower Lash Caps 86121-16

Lash Caps, Steel, 11/32 in. Valve Stem, .060 in. Thick, .090 Height, Set of 16

Part Number: CRO-86121-16

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Summit Racing™ Main Bolt Kits 08-0064

Summit Racing™ Main Bolt Kits 08-0064

Summit Racing™ Main Bolt Kits 08-0064

Main Bolts, 6-bolt Style, External Hex, Chevy, LS, Kit

Part Number: CMB-08-0064

4.1 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Proform Oil Filler Caps for Chevrolet 141-630

Proform Oil Filler Caps for Chevrolet 141-630

Proform Oil Filler Caps for Chevrolet 141-630

Oil Fill Cap, Steel, Round, 1.220 in. Diameter, Chrome, Push-In, Universal, Bowtie Emblem, Each

Part Number: PRO-141-630

4.05 out of 5 stars ( 22 )

Estimated Ship Date: Today

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Scott Drake Valve Cover Oil Caps for 1967-1970 COUGAR, MUSTANG, 1968-1970 TORINO - C8AZ-6766-A

Scott Drake Valve Cover Oil Caps for 1967-1970 COUGAR, MUSTANG, 1968-1970 TORINO - C8AZ-6766-A

Scott Drake Valve Cover Oil Caps for 1967-1970 COUGAR, MUSTANG, 1968-1970 TORINO - C8AZ-6766-A

Valve Cover Oil Cap, Round, Twist-in, Steel, Black, Plain Top Style, Ford, Mercury, Each

Part Number: SDK-C8AZ-6766-A

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Today

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ARP Main Stud Kits 234-5501

Made in the USA

ARP Main Stud Kits 234-5501

ARP Main Stud Kits 234-5501

Main Studs, 2-Bolt Main, Large Journal, Chevy, Small Block, with Windage Tray, Kit

Part Number: ARP-234-5501

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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ARP Main Stud Kits 155-5402

Made in the USA

ARP Main Stud Kits 155-5402

ARP Main Stud Kits 155-5402

Main Studs, 2-Bolt Main, Ford, 429, 460, Kit

Part Number: ARP-155-5402

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Scott Drake Valve Cover Oil Caps for 1971-1977 BRONCO, 1969-1973 MUSTANG - D1AZ-6766-A

Scott Drake Valve Cover Oil Caps for 1971-1977 BRONCO, 1969-1973 MUSTANG - D1AZ-6766-A

Scott Drake Valve Cover Oil Caps for 1971-1977 BRONCO, 1969-1973 MUSTANG - D1AZ-6766-A

Valve Cover Oil Cap, Round, Twist-in, Steel, Black, Autolite Top Style, PCV Elbow, Ford, Each

Part Number: SDK-D1AZ-6766-A

4.27 out of 5 stars ( 11 )

Estimated Ship Date: Today

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ARP Main Stud Kits 154-5407

Made in the USA

ARP Main Stud Kits 154-5407

ARP Main Stud Kits 154-5407

Main Studs, 2-Bolt Main, Ford, 302, Kit

Part Number: ARP-154-5407

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Manley Valve Tip Wear Caps 42125-8

Manley Valve Tip Wear Caps 42125-8

Manley Valve Tip Wear Caps 42125-8

Wear Caps, Valve Stem, .313 in. Stem Diameter, .080 in. Thick, Standard Type, Set of 8

Part Number: MAN-42125-8

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Manley Valve Tip Wear Caps 42263-8

Manley Valve Tip Wear Caps 42263-8

Manley Valve Tip Wear Caps 42263-8

Lash Caps, Steel, 5.5mm Valve Stem, .040 in. Thick, Set of 8

Part Number: MAN-42263-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Manley Valve Tip Wear Caps 42264-8

Manley Valve Tip Wear Caps 42264-8

Manley Valve Tip Wear Caps 42264-8

Lash Caps, Steel, 6mm Valve Stem, .040 in. Thick, Set of 8

Part Number: MAN-42264-8

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Chevrolet Performance Valve Lash Caps 12596509

Chevrolet Performance Valve Lash Caps 12596509

Chevrolet Performance Valve Lash Caps 12596509

Lash Caps, 0.080 in. Thick, Steel, Natural, Chevrolet, LS7/LS9, Each

Part Number: NAL-12596509

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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COMP Cams Valve Lash Caps 622-16

Made in the USA

COMP Cams Valve Lash Caps 622-16

COMP Cams Valve Lash Caps 622-16

Lash Caps, Steel, 3/8 in. Valve Stem, .080 in. Thick, Set of 16

Part Number: CCA-622-16

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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PRW Billet Steel Main Girdles 9035100

PRW Billet Steel Main Girdles 9035100

PRW Billet Steel Main Girdles 9035100

MAIN GIRDLE, BILLET STEEL, FORD 351W, incl PRW fasteners & hdwe

Part Number: PQX-9035100

Not Yet Reviewed

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ARP Main Stud Kits 256-5701

Made in the USA

ARP Main Stud Kits 256-5701

ARP Main Stud Kits 256-5701

Main Studs, 4-Bolt Main, with Windage Tray, Ford, 4.6L, DOHC Only, Kit

Part Number: ARP-256-5701

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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ARP Main Stud Kits 152-5401

Made in the USA

ARP Main Stud Kits 152-5401

ARP Main Stud Kits 152-5401

Main Studs, 2-Bolt Main, Ford, 240, 300, L6, Kit

Part Number: ARP-152-5401

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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ARP Main Stud Kits 254-5501

Made in the USA

ARP Main Stud Kits 254-5501

ARP Main Stud Kits 254-5501

Main Studs, 2-Bolt Main, with Windage Tray, Ford, 289, 302, Kit

Part Number: ARP-254-5501

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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ARP Main Stud Kits 185-5401

Made in the USA

ARP Main Stud Kits 185-5401

ARP Main Stud Kits 185-5401

Main Studs, 2-Bolt Main, Oldsmobile, 455, Kit

Part Number: ARP-185-5401

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Milodon Main Caps 11050

Made in the USA

Milodon Main Caps 11050

Milodon Main Caps 11050

Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Chevy, Small Block, Set

Part Number: MIL-11050

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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