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Give your Yamaha PW50 a significant power boost with this complete 60cc Big Bore Top End Kit. Designed for easy installation and maximum performance, this kit is perfect for breathing new life into your pit bike for years of enhanced riding enjoyment.
What is the main benefit of this big bore kit?
The primary benefit is a significant increase in power and acceleration due to the larger engine displacement.
Is this kit difficult to install?
No, it is designed as a direct bolt-on upgrade and can be installed by anyone with basic mechanical skills.
What models does this kit fit?
This kit fits Yamaha PW50 Y-Zinger (1981-2009) and QT50 Yamahopper (1979-1987) models.
Does this kit include everything needed for installation?
Yes, the kit is complete and includes all necessary gaskets, piston, rings, head, and mounting hardware for a full top-end rebuild.
This kit made a huge difference in my son's PW50! It has way more power now and is a blast to ride. Installation was straightforward.
— John S., California
Great value for the money. The completeness of the kit ensured I had everything needed to get my old PW50 running strong again. Highly recommended.
— Maria G., Texas
Give your Yamaha PW50 the power and performance it deserves. Get your 60cc Big Bore Kit today!
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