Select Your Ride

1
2
3

Wiseco Yamaha PW50 1981-2020 Piston Kit 41mm PK1161

Part Number: 09030269
WISECO
(No reviews yet) Write a Review
SKU:
09030269
MPN:
PK1161
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.45 LBS
view larger
$149.95

Ships from Manufacture | Call to Order (231) 767-5055

Prop 65 Warning Prop 65 Warning cancer & reproductive harm Price Match Call for more info on price match does not include 3rd party ads
Frequently bought together:

Description

A worn top-end can rob your PW50 of power and reliability—the Wiseco PK1161 gives you a straightforward path back to peak performance. This complete piston kit delivers the precision machining and durable materials you need for a rebuild that lasts, whether you're running youth riders through training or tackling gnarly trail conditions. With gaskets and seals included, installation is streamlined so you spend less time in the garage and more time riding.

  • 41mm piston diameter
  • CNC-machined construction
  • Forged aluminum alloy
  • Complete gasket set included
  • Lightweight design
  • Enhanced power delivery
  • Fits Yamaha PW50 1981–2020
  • Improved throttle response
  • Bolt-on installation
  • Built for durability
View AllClose

Specs

UNITS:
EACH
BORE SIZE METRIC:
41.00 MM
MODEL:
RACER'S CHOICE
PRODUCT NAME:
REBUILD KIT
TYPE:
TOP END
COOLING SYSTEM:
AIR COOLED
DISPLACEMENT:
49 CC
PISTON MATERIAL:
FORGED
RIDING STYLE:
OFF-ROAD
STROKE LENGTH METRIC:
39.20 MM
BORE - OVERSIZE:
+1,00 MM
BORE - OVERSIZE METRIC:
+1.00 MM
PISTON MATERIAL:
ALUMINUM
View AllClose

0 Reviews

View AllClose

Fitment

Fitment for Wiseco Yamaha PW50 1981-2020 Piston Kit 41mm PK1161

View AllClose

FREE Shipping on orders of $99 or more!

Commercial Accounts

We offer tax-free commercial accounts, providing businesses with significant savings and streamlined benefits.

Details

Easy 30-Day Returns

We proudly offer 30-day easy returns, ensuring a hassle-free and convenient shopping experience for our customers.

Details

You May Also Like

Related Products

Related Products

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

SECURE & SAFE PAYMENT

EASY RETURNS

FAST DELIVERY

AUTHORIZED DEALER

Privacy Policy | Terms of Use | Site Accessibility