S3 complete top-end rebuild kit with Vertex piston.
High quality kit from the hard enduro specialists from Spain. This comprehensive kit contains everything needed for a proper top-end rebuild.
Vertex piston kit:
- 71.95mm. cast premium quality piston (Vertex), with 18% silicone content
- with Molybdenum Disulfide (MOS2) coating for increased lubricity and ease of break-in
- with nitride coated steel rings
- lightweight and durable
- limits vibrations
- offers a faster revving engine.
S3 gasket kit:
- cylinder base gaskets (0.15 and 0.30 and 0.50mm thickness)
- inner and outer cylinderhead o-rings
- right and left power valve gaskets
- water neck gasket
- exhaust flange gasket
- exhaust o-rings (silicone)
- etc.
This fits:
- the RIEJU MR 300 2021 – current
- the RIEJU MR PRO 300 2021 – current
- the RIEJU MR RACING 300 2021 – currrent.
Complete as pictured.
