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WSM TOP END REBUILD KT .50MM

$ 163.30

In stock

TOP END REBUILD KT .50MM

Part #: 09031029

WSM quality guaranteed.

Available for ship to store or drop ship.


Free Shipping on New Part orders over $100

WSM TOP END REBUILD KT .50MM

Product Specifications

Weight 1.40 lbs
Part Number

09031029

UPC Code

865369036660

Punctuated Part Number

0903-1029

Vendor Part Number

5431012P

Vendor Punctuated Part Number

54-310-12P

Commodity Code

0903

Commodity Group

ENGINE GROUP

Commodity Type

ENGINE REBUILD KITS

MPN

09031029

Brand

WSM

UPC

865369036660

Available Since

December 18, 2013

Product Description

Knobtown Cycle stocks the WSM TOP END REBUILD KT .50MM to keep your bike performing at its best.

Key Features

  • Top-quality piston kit
  • Includes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gaskets

Product Specifications

  • Part Number: 09031029
  • Brand: WSM
  • Weight: 1.40 lbs
  • UPC: 865369036660

Professional Installation Available

Buy online or visit our Kansas City showroom. Contact us for installation service options! Free Ship to Store!

Part Locations

Location Available
Wisconsin (WI) 2
New York (NY) 0
Texas (TX) 0
Nevada (NV) 0
North Carolina (NC) 0
National Total 2

Stock levels last updated: January 30, 2026 8:09 PM

Professional Installation Available

Knobtown Cycle offers professional installation services. Contact us via a service request to learn more.


Thank you for Shopping at Knobtown Cycle!

When you shop with us, you’re not just buying motorcycle parts — you’re supporting a small, family-run business rooted right here in the heartland of America. Every order helps us keep riders on the road and fuels our passion for serving the motorcycle community.
From all of us at Knobtown Cycle, thank you for choosing local and riding with us.

Kit Fox – Owner Knobtown Cycle

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Need help with installation?  Our Service Department based in Kansas City, Missouri is here for you.  Fill out a Service Request and lets get you rolling!