New to Powersport Superstore? Try our Year-Make-Model search and find the right parts for your ride by clicking "My Garage" on the upper-right! ➡

Engine

25001 products
Powersport Superstore is your go-to source for Engine and related parts. Shop our unbeatable selection of Engine with top-tier service, fast shipping, and great prices.
Sp1 SM-03049 3/PK Clutch Weight Pins
$22.96
$22.96
Spider bolts 3/16in. X 24UNC includes nuts.
18% Off
Epi BBPT82S Belly Buster Pro Weights for Polaris Clutches - Turbo - 82gr. - 3 Pack
$127.67
$127.67
$154.99
For models Polaris Turbo. Designed to maximize performance on modern high-torque motors. Out-pull other weights through the entire powerband, from takeoff to wide open. Maintain backshift and thro...
10% Off
Wiseco 569M04800 Piston Kit - Standard Bore 47.95mm
$120.99
$120.99
$134.95
Bore: 47.95mm Compression: Standard Compression Sizing: Standard BoreSPECIFICATIONS. Displacement: 82cc. Bore - Standard: 48.00mm. Bore - Actual: 48.00mm. Bore - Oversize: STD. Stroke: 45.60mm. Cyl...
Psr 05-02001-29 Manual Cam Chain Tensioner
$76.86
$76.86
Made from billet aluminum. Removes out-of-timing problems, premature engine wear and excess tension caused by an automatic tensioner or hydraulic tensioner. Gunmetal finish.Vehicle Fitment:2005-200...
12% Off
Wiseco 589M05600 Piston Kit - Standard Bore 55.95mm
$138.99
$138.99
$157.28
Bore: 55.95mm Compression: Standard Compression Sizing: Standard BoreSPECIFICATIONS. Displacement: 125cc. Bore - Standard: 56.00mm. Bore - Actual: 56.00mm. Bore - Oversize: STD. Stroke: 50.6mm. Not...
8% Off
Boyesen CC-01AM Factory Clutch Cover - Magnesium
$88.38
$88.38
$95.95
Set your ride apart from the rest with the ultimate look in race performance. Lightweight factory clutch covers provide years of outstanding protection; guaranteed not to warp. Individually surface...
Vertex 333061 Clutch Cover Outer Gasket
$20.10
$20.10
Precision cut to factory specifications. Made from the highest quality gasket materials.Vehicle Fitment:2003-2005 Yamaha FJR1300
Vertex 333060 Clutch Cover Outer Gasket
$19.60
$19.60
Precision cut to factory specifications. Made from the highest quality gasket materials.Vehicle Fitment:1998-2003 Kawasaki ZX900 Ninja ZX-9R
12% Off
Wiseco 594M05600 Piston Kit - Standard Bore 55.95mm
$138.99
$138.99
$157.28
Bore: 55.95mm Compression: Standard Compression Sizing: Standard BoreSPECIFICATIONS. Displacement: 124cc. Bore - Standard: 56.00mm. Bore - Actual: 56.00mm. Bore - Oversize: STD. Stroke: 50.7mm. Not...
Zeta ZE89-2112 Oil Filler Plug - Blue
$21.45
$21.45
CNC machined oil filler cap. Includes safety wire holes. Available in anodized colors of red, blue, and orange for KTM. Laser printed ZETA logo.Vehicle Fitment:1990-2007 Honda CR125R 1990-2007 Hond...
9% Off
Athena P400485850041 Complete Gasket Kit
$178.31
$178.31
$195.95
Manufactured in State-of-the-Art computer controlled facilities. All gaskets made from the highest quality materials. All gasket sets meet or exceed OEM specifi cations. 60% of European manufacture...
9% Off
Athena P400485850088 Complete Gasket Kit
$30.89
$30.89
$33.95
Manufactured in State-of-the-Art computer controlled facilities. All gaskets made from the highest quality materials. All gasket sets meet or exceed OEM specifi cations. 60% of European manufacture...
5% Off
Vertex 8100047 Top End Gasket
$65.12
$65.12
$68.55
Top End Gaskets Kits.Vehicle Fitment:2022 Honda CRF250R 2022 Honda CRF250RX
5% Off
Vertex 821004 Water Pump Rebuild Kit
$71.62
$71.62
$75.39
Includes inner clutch cover gasket, water pump cover gasket and all bearings, seals and washers required to rebuild water pump. Mechanical seal included!. Meets or exceeds OEM quality.Vehicle Fitme...
18% Off
Cometic Gasket C7000 Top End Gasket Kit - 51.50mm Bore
$22.20
$22.20
$26.95
Head gaskets are either copper or O-ring type.All others are graphite. All top-end gasket kits include everything needed to rebuild your top end. Cometic Gasket offers the latest in gasket technol...
Modquad HF1-Y Water Pump Impeller
$48.18
$48.18
Replacement impellers are uniquely designed to improve water flow. Made from 6061 aluminum with a stainless steel shaft for added.Vehicle Fitment:2004-2009 Yamaha YFZ450 2012-2013 Yamaha YFZ450 200...
13% Off
Jagg 751-FP2500 Horizontal Low-Mount 10 Row Fan-Assisted Oil Cooler Kit - Black
$498.96
$498.96
$575.00
California models require relocation of emissions canisters. Feature the Jagg high-performance 10-row oil cooler kit with an integrated fan. Designed to perform as well at low vehicle speeds and s...
8% Off
Hastings 2M6482030 Moly Ring Set (1200cc) - .030in. Oversize
$80.54
$80.54
$87.95
Note: Has 1/16in. compression ring Available in standard and oversize versions. Feature a moly top ring. Reverse torsional taper face second ring and easy spiral on three-piece oil rings. NOTE: Ea...
Secure, Trusted, and Encrypted

Protected by industry-leading 256-bit SSL encryption and backed by Shopify’s PCI DSS–compliant infrastructure. Every page, click, and transaction is encrypted and monitored for threats — so you can shop with confidence knowing your data stays protected.

Parts for Every Machine

We stock aftermarket parts, gear and accessories for motorcycles, ATVs, UTVs, snowmobiles, personal watercraft, and even performance cars — all backed by expert support and live inventory.

Real-Time Fitment Accuracy

Search by Year, Make, and Model with confidence. Our proprietary vehicle fitment system ensures you’re only shown what fits — no guesswork, no returns — just parts that fit.

Fast, Trackable Shipping

We ship from over 20 U.S. warehouses — often same or next business day. Every order includes tracking and transparent fulfillment updates from start to finish, all processed through a secure, encrypted checkout.

Quick Links

Ride With Us. Stay Connected.

Follow us for real-time fitment updates, gear drops, and pro tips from the garage. No spam, just parts, tech, and news for riders like you.

Your Garage

Add a Vehicle