Description
- The piston is heat-treated with a T-5 hardening and tempering cycle
- The piston skirt is coated with high-tech Molybdenum Disulphite to allow faster break in time and increased piston life
- Cast piston kit is gravity-cast aluminum alloy (not forged) with 18% silicone content
- Replica piston and all rings are OEM replacements
- Top end kit includes piston, rings, pins, circlips, top end gaskets and cam chain
Glen –
This top end piston kit seems to be a high quality replacement part that improved the performance of my Yamaha ATV after installation.
Gordy –
this piston kit seems okay but as an experienced atv owner and mechanic i know the cast piston and generic gasket set are not as high-quality as some competitors kits with forged pistons and name-brand gasket sets but it will probably work fine for casual riders looking to save money
Lee –
The piston kit is pretty good for regular maintenance but I wouldn’t use it for high performance builds.
Ivan –
For 100 bucks this cast piston kit was an easy install and seems to run fine so far, decent quality compared to OEM for a recreational rider like me.
Carl –
After installing this top end piston kit my Yamaha Grizzly ATV has quicker acceleration and response, the quality seems high based on the materials used and it was an affordable upgrade that has my ATV running great again
Al –
This piston kit from BrandX is a decent replacement part for Yamaha ATVs, but it’s nothing special and won’t really improve performance.
Hugo –
This top end piston kit lives up to expectations and I would highly recommend it to anyone looking to refresh their 4-stroke ATV engine.