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.
Fett Brothers CAB216 Cat Primary Clutch Cover Bushing with Clip
$40.03
$40.03
For Arctic Cat 2003 and up. Includes: stock replacement, bushing, durable fiber roller and cotter pins. 3-pk.
11% Off
Fett Brothers SKTRAK1 Primary Clutch Kit
$176.15
$176.15
$197.99
Fits Ski-Doo 2003-2019 TRA3/5/7. Rollers w/ spacer washers, slider button w/ o-rings and sliding sheave bushing.
Emgo 10-26740 Oil Filter - Standard
$20.19
$20.19
Only the highest-quality paper, metal and rubber are used to manufacture these top-grade filters. Clean oil makes engines last longer.Vehicle Fitment:1993-1994 BMW K1100RS 1999-2005 BMW K1200LT 199...
6% Off
K&L Supply 15-0114 Timing Belt
$62.44
$62.44
$66.09
High-quality belts made in Japan. Sold each. For Honda GL.Vehicle Fitment:1986 Honda GL1200A Gold Wing Aspencade 1986 Honda GL1200I Gold Wing Interstate 1986 Honda GL1200SEI Gold Wing Aspencade
K&L Supply 15-4340 Water Pump Sealing Kit
$37.19
$37.19
Contains all necessary gaskets, O-rings and seals. Does not include mechanical seal. Made in Japan.Vehicle Fitment:1975-1979 Honda GL1000 Gold Wing 1980-1983 Honda GL1100 Gold Wing 1982-1983 Honda ...
K&S Technologies 58-1011 Standard-Pressure Radiator Cap - Chrome
$37.81
$37.81
High-temperature silicone seals. Stock-pressure rating of 16 psi (1.1 bar). Includes high-temperature metal film warning decal and adhesive and features grooved edges for grip; pressure rating prin...
Jims 33096-54B Kick Starter Shaft
$116.06
$116.06
Replaces OEM #33096-54B. Kick starter part. Made in the USA.Vehicle Fitment:1936-1937 Harley Davidson E 1941-1947 Harley Davidson E 1936-1947 Harley Davidson EL 1941-1947 Harley Davidson F 1941-19...
Jims 17611-66B Rocker Arm Shaft
$110.06
$110.06
Std. O.D. on big end is .937in., smaller end is .434in. OEM# 17611-66B. Quality, American-made rocker arm shaft. Made in the USA.Vehicle Fitment:1966-1969 Harley Davidson FLFB Electra Glide 1970-1...
Jims 2171 Large O-Ring for JIMS Cam Covers
$27.31
$27.31
Replacement large o-ring by Jims.Vehicle Fitment:1994-1998 Harley Davidson FLHR Road King 1998 Harley Davidson FLHRCI Road King Classic 1996-1997 Harley Davidson FLHRI Road King 1995-1998 Harley Da...
14% Off
K&L Supply 13-7007 Complete 29.00mm Valve Shim Kit - 20 Shims
$202.31
$202.31
$233.95
K and L shims exceed the maximum of the Apparent Rockwell Hardness C scale. Our shims average 47.0 compared to the 46.0 maximum. Sold in packs of 5.
2% Off
Fett Brothers SKSR3 Secondary Clutch Roller Kit
$106.35
$106.35
$108.99
Improves clutch action. More durable than stock. Machined fiber compound construction prevents rollers from twisting and binding. PART #1141-0384 features set of three rollers with stainless steel ...
Cometic Gasket C9382 Oil Pump Cover Gaskets (10pk)
$21.20
$21.20
H-D#26276-80A. Qty: 10. High-quality products for long term reliability. Manufactured from premium fuel-resistant materials that will not creep, crack or become brittle.Vehicle Fitment:1985 Harley...
Kibblewhite Precision 30-4021 Valve Spring Kit
$79.19
$79.19
Type: Intake / Exhaust. Retainer Material: Titanium. Valve Lift: 0.450in. Installed Height: 1.345in. Seat Pressure: 66#. Open Pressure: 202#. @ Lift: 0.450in. Note: Basewasher should be installed c...
Fram PH6607 Oil Filter - Standard
$26.38
$26.38
State of the art canister construction eliminates leakage or high pressure blowout. Fram uses only the finest filtering media to keep oil clean and prevent excessive wear.Vehicle Fitment:2011-2016 ...
12% Off
La Sleeve FL5420 Cylinder Sleeve - 54.00mm Bore
$124.44
$124.44
$141.95
Original cylinder bore is chrome plated, nikasil, or electrofused. Re-sleeve worn or seized cylinders with sleeves manufactured by LA Sleeve Co. An economical solution available for riders, racers...
14% Off
La Sleeve FL5271 Cylinder Sleeve - 67.00mm Bore
$147.31
$147.31
$170.95
Original cylinder bore is chrome plated, nikasil, or electrofused. Re-sleeve worn or seized cylinders with sleeves manufactured by LA Sleeve Co. An economical solution available for riders, racers...
4% Off
La Sleeve H5105 Cylinder Sleeve - 66.40mm Bore
$142.44
$142.44
$148.95
Re-sleeve worn or seized cylinders with sleeves manufactured by LA Sleeve Co. An economical solution available for riders, racers and engine builders everywhere. Centrifugal castings used in these ...
14% Off
La Sleeve H5318 Cylinder Sleeve - 66.40mm Bore
$142.44
$142.44
$165.95
Original cylinder bore is chrome plated, nikasil, or electrofused. Re-sleeve worn or seized cylinders with sleeves manufactured by LA Sleeve Co. An economical solution available for riders, racers...
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