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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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Ford Performance Parts 2018-19 Mustang GT Coyote Engine Covers
Ford Performance Parts 2018-19 Mustang GT Coyote engine covers are designed to finish off the look of your Coyote-powered muscle car. These decorative plastic covers mount over the fuel rails, injectors, and engine wiring. The covers include an oil filler neck to allow you to reuse the engine oil cap. They also feature foam isolators to help block out engine noise. Dress-up your engine bay with an engine cover kit from Ford Performance.
Not Yet Reviewed
$181.99
Hybrid Racing V2 Slim Oil Caps
Hybrid Racing V2 slim oil caps are an elegant balance of form and function. Taking inspiration from fuel doors used by the aerospace industry, these caps are clean in appearance, provide improved valve cover to hood clearance, and are super easy to remove. Plus, they are for use on all Honda® and Acura® vehicles, and are available in Dust Black or Dust Red with inner design machining and crisp etching. Order your color today!
Not Yet Reviewed
$85.49
MotoRad Oil Filler Caps
MotoRad produces these oil filler caps for nearly every domestic and import vehicle on the road today. MotoRad is the leading supplier of oil filler caps for both the original equipment market and the automotive aftermarket, ensuring you of a quality product.
( 1 )
$2.99
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$9.99
Dorman Oil Filler Tubes
Dorman oil filler tubes enable you to easily fill the engine with oil—while preventing oil leaks and debris from entering the engine. They are constructed of durable materials for a direct fit and longer service life. Complete kits include O-rings for a full repair. These replacement tubes are available for fitment on a wide range of year/make/model applications.
( 13 )
$6.99
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$28.99
ACDelco GM Genuine Parts Oil Filler Tubes
ACDelco GM Genuine Parts engine oil filler tubes are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. When servicing your Chevrolet, Buick, GMC, or Cadillac, trust ACDelco GM Genuine Parts for the correct fit and function.
Not Yet Reviewed
$22.99
Dorman Oil Filler Caps
Dorman oil filler caps are constructed with durable rubber to provide a tight, heat-resistant seal for the valve cover. They effectively prevent debris from entering into the engine oil, helping to protect the engine from damage and ensuring engine longevity. These Dorman direct-fit oil filler caps are easy to install, and most (depending on application) are clearly marked with raised letters for quick identification under your hood.
( 7 )
$5.50
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$10.99
Crown Automotive Oil Filler Caps
Crown Automotive oil filler caps are OE-style replacement parts for your Jeep. They are available to fit most Jeep and some Dodge/Chrysler applications.
( 3 )
$5.99
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$6.99
URO Parts Engine Oil Filler Caps
URO Parts manufactures their engine oil filler caps to OEM dimensions and specs for easy installation. The quality materials they use resist engine heat and the harsh, pressurized lubricating system environment. Most of these replacements come from the same facilities as many well-known and much costlier European brands. That translates into reliability and savings for URO customers shopping for a new engine oil filler cap. They're available for a variety of Land Rover, BMW, Audi, VW, Chrysler, Dodge, Freightliner, Maybach, and Mini Cooper models from 1968 and up.
Not Yet Reviewed
$5.99
Earl's Performance Vented Oil Fill Caps
Earl's Performance vented oil fill caps eliminate the need to modify your valve covers when adding a catch tank to your racing engine. These caps are required by most sanctioning bodies in racing applications. Choose from two versions—one that fits OEM valve covers (GM LS, GM Gen-V LT, and Ford Coyote); or the version designed to fit Holley cast aluminum GM LS valve covers. These billet aluminum vented oil fill caps feature a black anodized finish. Order the vented oil fill cap that best suits your application. Additional features and specs: * Internal baffle inside cap to help reduce transfer of oil to catch tank * Screws into valve cover like ordinary oil fill cap * -10 ORB (7/8 in.-14 straight thread) O-ring boss port for use with AN hose to catch tank or PCV * Use with O-ring port hose end AT849010ERL; or O-ring adapter AT985010ERL (straight) or AT949010ERL (90 degree)
( 9 )
$45.60
ACDelco GM Genuine Parts Engine Oil Fill Caps
ACDelco GM Genuine Parts engine oil fill caps provide the perfect OE replacements without breaking your budget. They are designed, engineered, and tested to rigorous standards, and are backed by General Motors. Choose the cap style designed for fitment on your particular engine block.
( 14 )
$10.99
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$18.99
Quick Fuel Evacuation System Valve Cover Adapters
Quick Fuel evacuation system valve cover adapters are billet aluminum accessories which positively preserve your crankcase evac system. They're O-ring sealed and -12 AN threaded. They can also be adapted as an oil filler when used with the plug (sold separately).
Not Yet Reviewed
$101.95
Summit Racing™ Valve Cover Oil Fill Caps
Dress up your engine compartment while keeping oil in its place and the dirt at bay with Summit Racing™ valve cover oil fill caps. They're manufactured from high-quality material, providing a proper fit and seal to prevent oil loss. These round, steel caps are available to fit a variety of applications, including GM, Mopar, Ford, AMC, Jeep, and other make/model vehicles. Whatever your part needs, chances are Summit Racing™ has it!
( 39 )
$50.99
Clearance
ZZPerformance Billet Oil Fill Caps
A beautiful way to top of your oil! ZZPerformance billet oil fill caps replace your stock plastic cap with polished billet aluminum that will make your engine bay shine. The caps are available with or without the ZZP logo in different colors. Choose your favorite.
Not Yet Reviewed
$21.99
$19.50
Granatelli Motor Sports Vented Oil Fill Caps
Granatelli Motor Sports vented oil fill caps will eliminate the need to modify your valve covers when adding a catch tank to your racing engine (required by most sanctioning bodies in racing applications). An internal baffle inside the cap helps reduce transfer of oil to the catch tank. These billet aluminum vented oil fill caps screw into the valve cover like an ordinary cap and are made to fit stock or fabricated valve covers. They also serve as a thread adapter for a -10 AN ORB threaded breather. Order the cap style you need.
( 1 )
$19.95
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$24.94
Mishimoto Hoonigan Oil Filler Caps
Mishimoto Hoonigan oil filler caps deliver awesome style, plus matching bottle opener/multi-tool keychains. Teaming up with Hoonigan, an automotive culture powerhouse, Mishimoto engineered these limited-edition caps to endlessly drip style--not oil. They are CNC-machined from 6061billet aluminum and equipped with high-quality O-rings to ensure a tight seal. The bottle opener is also CNC-machined from billet aluminum. They are available anodized in either red or silver. Dress your engine bay for fun and excitement with the big "H" of Hoonigan oil filler caps from Mishimoto.
Not Yet Reviewed
$69.95
Trick Flow® Billet Oil Fill Kits
These great looking Trick Flow® oil fill kits are specially made to work with small block EFI Fords with Trick Flow® short valve covers. Made from billet aluminum, they come with a vacuum fitting, O-ring cap, and clear corrosion-resistant finish for long life.
( 11 )
$79.99
Holley LS Valley Covers
Holley LS valley covers are the latest accessories offered for the GM LS engine platform. These covers install between the two banks of cylinder heads, depending on your usage of knock sensors, displacement on demand, and active fuel management. They're available in a cast aluminum finned design to match Holley's popular valve covers, as well as a billet aluminum trussed version for a race-inspired look. The valley pan covers are offered in a variety of finishes.
( 2 )
$306.95
URO Parts PCV and Crankcase Breather Hoses
URO Parts PCV and crankcase breather hoses are only a part of their vast range of OE replacement fuel, intake, and breather hoses for many European makes. URO manufacturing facilities are ISO 9000 certified. Plus, URO engineers extensively test flow rates, chemical resistance, material composition, etc. to verify that all URO Parts PCV and crankcase breather hoses match the performance of factory parts—without the exorbitant OEM prices.
Not Yet Reviewed
$15.99
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$22.99
Dorman PCV Breather Hoses
Dorman PCV breather hoses can help maintain engine life and performance. They are direct replacements to keep your vehicle running in top form. Brittle or clogged hoses can cause emission problems. New PCV breather hoses, tubes, and elbows from Dorman are original equipment solutions designed to head off problems and prolong your positive crankcase valve's proper operation. Preserve your PCV system--install new breather hoses from Dorman.
( 28 )
$4.99
