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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Proform GM Licensed Slant Edge Valve Covers 141-925

Valve Covers, Aluminum, Gray Crinkle, Tall, Chevrolet, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-925

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Summit Racing™ 12v Electric Black Vacuum Pump for Brake Boosters, 23 in/hg Max Vacuum, Internal Control SUM-760140-B

Vacuum Pump, Black, 23 in/hg Maximum Vacuum, 12 V DC, Internal Vacuum Control, 7.75 in. Height, 6.5 in. Length, 6 in. Width, Each

Part Number: SUM-760140-B

4.0 out of 5 stars ( 10 )

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ACDelco GM Genuine Parts Replacement Bolts 12556127

Bolt, GM Genuine Parts Replacement Bolt, Hex Head Flange, M8 x 1.25, 0.900 in. Underhead Length, Grade 10.9, Steel, Gray, Each

Part Number: ADO-12556127

3.5 out of 5 stars ( 2 )

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Ford Performance Parts 2018-19 Mustang GT Coyote Engine Covers for 2015-2023 MUSTANG - M-9680-M50B

Engine Cover, Plastic, Silver/Gray, 5.0L Emblem, Powered By Ford Script, Ford, Each

Part Number: FMS-M-9680-M50B

Not Yet Reviewed

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Proform GM Licensed Chevy Engine Dress Up Kits 141-880

Engine Dress-Up Kit, Shark Gray, Red Chevrolet Logo, Tall Valve Covers, Valve Cover Wing Nuts, Hold-Down Tabs, Timing Cover, Air Cleaner, Kit

Part Number: PRO-141-880

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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March Performance Front Mounted Power Steering Brackets 30035-09

Power Steering Bracket, Aluminum, Gray Powdercoated, Upper/Lower, Driver Side, Ford, Small Block, Kit

Part Number: MCH-30035-09

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Engine Works Timing Covers 130050

Timing Cover, 1-Piece, Steel, Gray, Chevy, Small Block, Each

Part Number: EW1-130050

Not Yet Reviewed

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Proform Mopar Engine Dress Up Kits 440-880

Engine Dress-Up Kit, Valve Covers, Valve Cover Wing Nuts, Air Cleaner, Breather, Shark Gray, MOPAR Logo, Small Block Mopar, LA, Kit

Part Number: PRO-440-880

Not Yet Reviewed

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Chevrolet Performance Factory Replacement Dipsticks 10190942

Dipstick, Engine Oil, Replacement, Steel, Gray, Chevy , Small Block, Each

Part Number: NAL-10190942

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Proform GM Licensed Slant Edge Valve Covers 141-923

Valve Covers, Aluminum, Gray with Red and Blue Logo, Tall, Chevy, Small Block, Pair

Part Number: PRO-141-923

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Proform Stamped Steel Mopar Valve Covers 440-889

Valve Covers, Steel, Shark Gray, Mopar Logo, Mopar, Big Block Mopar B/RB, Pair

Part Number: PRO-440-889

Not Yet Reviewed

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Ford Performance Parts Aluminum Valve Covers 302-137

Valve Covers, Tall, Slant Edge Design, Cast Aluminum, Gray Crinkle, Ford Racing Logo, Ford, Small Block Windsor, Pair

Part Number: FMS-302-137

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Proform Stamped Steel Chevrolet Valve Covers 141-881

Valve Covers, Steel, Shark Gray, Chevrolet Bowtie Logo, Chevy, Small Block, Pair

Part Number: PRO-141-881

Not Yet Reviewed

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Proform Valve Cover Breathers 440-884

Valve Cover Breather, Push-in, Round, Steel, Shark Gray, Mopar Emblem, 3 in. Diameter, 1.220 Hole Size, Each

Part Number: PRO-440-884

Not Yet Reviewed

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Proform Slant Edge Diecast Aluminum Valve Covers 141-263

Valve Cover, Cast Aluminum, Gray Crinkle, Chevrolet Logo, Chevy, Small Block, LS, Pair

Part Number: PRO-141-263

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Proform Chevy Bowtie Timing Chain Covers 141-883

Timing Cover, 1-Piece, Steel, Shark Gray, Chevrolet and Bowtie Emblems, Chevy, Small Block, Each

Part Number: PRO-141-883

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Proform GM Licensed Slant Edge Valve Covers 141-872

Valve Covers, Slant Edge, Tall, Perimeter Bolt, Cast Aluminum, Textured Gray Powdercoated, Chevrolet Logo Top Style, Chevrolet, Big Block, Pair

Part Number: PRO-141-872

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Proform Mopar Timing Chain Covers 440-883

Timing Cover, One-piece, Steel, Shark Gray, Mopar M Logo, Timing Pointer, Chrysler, Dodge, Plymouth, Each

Part Number: PRO-440-883

Not Yet Reviewed

Estimated Ship Date: Today

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Proform Mopar Engine Dress Up Kits 440-887

Engine Dress-Up Kit, Valve Covers, Valve Cover Wing Nuts, Air Cleaner, Breather, Shark Gray, MOPAR Logo, Big Block Mopar, B/RB, Kit

Part Number: PRO-440-887

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

Proform Stamped Steel Chevrolet Valve Covers 141-888

Valve Covers, Steel, Tall, Shark Gray, Chevrolet Bowtie Logo, Chevy, Big Block, Pair

Part Number: PRO-141-888

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Proform Stamped Steel Mopar Valve Covers 440-881

Valve Covers, Steel, Shark Gray, Mopar Logo, Mopar, Small Block LA, Pair

Part Number: PRO-440-881

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Proform GM Licensed Slant Edge Valve Covers 141-842

Valve Cover, Cast Aluminum, Gray Crinkle, Raised Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-842

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Crown Automotive PCV Valves 53031135

Crown Automotive PCV Valves 53031135

Valve, PCV, 90 degree Angle, Plastic, Gray, Dodge, Jeep, Each

Part Number: CWA-53031135

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Proform Stamped Steel Chevrolet Valve Covers 141-889

Valve Covers, Short, Baffled, Steel, Shark Gray, Chevrolet Bowtie Logo, Chevy, Big Block, Pair

Part Number: PRO-141-889

Not Yet Reviewed

Estimated Ship Date: Today

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Cloyes Timing Chain Guides 9-5571

Timing Chain Guide, Upper, Nylon/Steel, Gray/White, for use on Acura®, for use on Honda®, Each

Part Number: CLO-9-5571

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Proform Air Breather Caps for Chevrolet 141-884

Valve Cover Breather, Push-In, Round, Steel, Shark Gray, Bowtie Emblem, Each

Part Number: PRO-141-884

Not Yet Reviewed

Estimated Ship Date: Today

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