Description
Features
- Kit includes all necessary parts for a complete top-end service/rebuild: pistons, piston rings, piston pins, gaskets, valves, and valve springs
- Pistons fully machined from 2618 aluminum alloy with a performance skirt coating
- Lightweight racing valve spring kit with titanium valve spring retainers, dual springs and H.T. steel base washers (springs are suitable for use with high-performance cams)
- All necessary gaskets, seals and O-rings included
Specs
| Spring Open Pressure | 86 lb |
| Spring Lift | 0,380″ |
| Units | Kit |
| Product Name | Top End Service Kit |
| Spring Lift | 0.380″ |
| Riding Style | ATV |
| Spring Seat Pressure | 39 lb |
| 2009-2020 | Yamaha | YFZ 450R 4×2 |
Fitment Disclosure
This quick reference fitment information is provided to direct you to our catalog information and the manufacturer’s information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.
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