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 - Crankcase Components

1690 products
Powersport Superstore is your go-to source for Engine - Crankcase Components and related parts. Shop our unbeatable selection of Crankcase Components with top-tier service, fast shipping, and great prices.
Brand Show all Brand
Vehicle Type Show all Vehicle Type
Price
  • -
Show all Price
Vehicle Fitment Combos Show all Vehicle Fitment Combos
Vertex 501430 Crankshaft Oil Seal
$11.50
$11.50
Crankshaft Oil Seal.Vehicle Fitment:1984-1990 Yamaha BR250 Bravo 1992-1993 Yamaha BR250 Bravo 2007-2008 Yamaha BR250T Bravo 1990 Yamaha BR250T Bravo LT 1992-2001 Yamaha BR250T Bravo LT 1987-1989 Ya...
Winderosa 55128 Crankcase Oil Seal Kit
$12.47
$12.47
These sets contain crankshaft, end seals and water pump seals.Vehicle Fitment:Ski-Doo Alpine 440ER 1973Ski-Doo Alpine 440R 1973Ski-Doo Elite 1973-1974Ski-Doo Nordic 440 1972Ski-Doo Nordic 440E 1972...
Wsm 40-106 Crankshaft Oil Seal
$10.82
$10.82
High quality oil seals designed for the needs of todays high RPM engines. High chromium content stainless steel alloy spring for maximum performance and corrosion resistance. A must to replace when...
12% Off
Psychic Mx MX-09136 Crankshaft
$221.20
$221.20
$249.95
These crankshafts are sold complete with the connecting rods, top end bearings, and crankshaft webs. They come assembled, ready for installation, trued to oem specifications, and will meet or surpa...
Pro-X 42.1301 Crankshaft Oil Seal Kit
$19.43
$19.43
Save $$ over OEM pricing. OEM quality. All seals necessary for complete crank rebuild included.Vehicle Fitment:1981-1983 Honda CR250R
5% Off
All Balls 24-1127 Crankshaft Bearing Kit
$73.89
$73.89
$77.78
Seals feature a carbon-fluorocarbon pad on the lip face and a stainless steel garter spring to enhance dry-start performance and reduce shaft wear. Kits contain two bearings. 2-stroke kits include ...
9% Off
Namura Technologies RA-10004 Connecting Rod Kit
$94.79
$94.79
$103.95
Kit includes connecting rod, wrist pin, top and bottom bearings, washers where needed. Connecting rod forged from premium chromoly steel with double honing on top and bottom bearing holes for smoot...
Namura Technologies RA-50005 Connecting Rod Kit
$59.24
$59.24
Center to center (mm): 132. Small end bore (mm): 20. Big end bore (mm): 42. Small end width (mm): 24. Big end width (mm): 24. Pin Dia. (mm): 0. Pin lenght (mm): 0. Small end bearing (mm): N/R. Big ...
7% Off
Namura Technologies RA-40005 Connecting Rod Kit
$75.56
$75.56
$80.95
Center to center (mm): 110. Small end bore (mm): 21. Big end bore (mm): 29. Small end width (mm): 18. Big end width (mm): 17. Pin Dia. (mm): 22. Pin lenght (mm): 52.9. Small end bearing (mm): 16X21...
7% Off
Namura Technologies RX-10002 Connecting Rod Kit
$82.63
$82.63
$88.95
Kit includes connecting rod, wrist pin, top and bottom bearings, washers where needed. Connecting rod forged from premium chromoly steel with double honing on top and bottom bearing holes for smoot...
7% Off
Namura Technologies RA-50002 Connecting Rod Kit
$82.63
$82.63
$88.95
Center to center (mm): 127.5. Small end bore (mm): 23. Big end bore (mm): 43. Small end width (mm): 22. Big end width (mm): 22. Pin Dia. (mm): N/A. Pin lenght (mm): 0. Small end bearing (mm): N/R. ...
5% Off
C&E Holdings HR00063 Crankshaft Only
$692.50
$692.50
$728.95
Crankshaft Only.Vehicle Fitment:2006 Bombardier Outlander 650 HO EFI 4x4 2006 Bombardier Outlander 650 HO EFI 4x4 XT 2006 Bombardier Outlander 800 HO EFI 4x4 2006 Bombardier Outlander 800 HO EFI 4x...
10% Off
Namura Technologies RW-11000 Connecting Rod Kit
$97.53
$97.53
$107.95
Kit includes connecting rod, wrist pin, top and bottom bearings, washers where needed. Connecting rod forged from premium chromoly steel with double honing on top and bottom bearing holes for smoot...
18% Off
Psychic Mx MX-09095 Oil Seal Kit
$61.39
$61.39
$74.95
Includes all oil seals necessary for engine rebuild. The quality of our oil seals exceeds oem seal offered by the original products. Our long time experience gained in supplying most prestigious oe...
38% Off
Namura Technologies RW-10005 Connecting Rod Kit
$58.54
$58.54
$94.95
Kit includes connecting rod, wrist pin, top and bottom bearings, washers where needed. Connecting rod forged from premium chromoly steel with double honing on top and bottom bearing holes for smoot...
7% Off
Namura Technologies RX-40014 Connecting Rod Kit
$77.20
$77.20
$82.95
Kit includes connecting rod, wrist pin, top and bottom bearings, washers where needed. Connecting rod forged from premium chromoly steel with double honing on top and bottom bearing holes for smoot...
7% Off
Namura Technologies RW-10001 Connecting Rod Kit
$78.33
$78.33
$83.95
SEA-DOO. 720 1996-05 Kit includes connecting rod, wrist pin, top and bottom bearings, washers where needed. Connecting rod forged from premium chromoly steel with double honing on top and bottom b...
32% Off
Namura Technologies RX-10006 Connecting Rod Kit
$62.05
$62.05
$90.95
Kit includes connecting rod, wrist pin, top and bottom bearings, washers where needed. Connecting rod forged from premium chromoly steel with double honing on top and bottom bearing holes for smoot...
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