My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

WSM 50-257-05K Piston Kit for Kawasaki 250cc 0.5mm Oversize

Part of: WSM Polaris Piston Kit Oversize

Other options in this family: WSM 010-831-06K WSM 010-825-06K WSM 010-831-05K WSM 50-222-05K WSM 50-311-07K

Manufacturer

Picture for manufacturer WSM

Part Number

50-257-05K
6 reviews
Sale Price

$31.53

1 left at this price

delivery box

Usually delivered within 2 days

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The WSM 50-257-05K is a precision-engineered piston kit designed for Kawasaki 250cc engines, featuring a 0.5mm oversize bore specification. This complete piston assembly is manufactured to OEM specifications, making it ideal for engine rebuilds and performance restoration.

Key Features:

  • 0.5mm oversize piston for worn or bored cylinders
  • Complete kit includes piston, rings, wrist pin, and circlips
  • Precision-machined from high-quality aluminum alloy
  • Pre-fitted piston rings for proper end gap and tension
  • Direct replacement for Kawasaki 250cc applications

WSM (Western Power Sports Marine) piston kits are designed to meet or exceed OEM specifications, providing reliable performance and durability. The oversize design allows for cylinder boring to restore proper piston-to-wall clearance in worn engines, extending engine life and maintaining optimal compression.

None

GREAT PRICE

Incredibly easy. How come nobody else can do this

Ordering was easy. Got what I ordered at a fair price. Used the chat function to get an ETA on my package and they helped me quick and were responsive.

We were very pleased with the quality of the bumper we purchased and the customer service was superb. We received both the bumper and kit within 3 days. This is the first time we ordered from Dirt Everywhere and we would not hesitate to order from them again. Thank You for the great service !!!

Parts were easy to find and available

Share icon
Return Policy
Returns are easy at Autoplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy