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Vertex Yamaha Top End Rebuild Kit - 4 Stroke
Vertex top-end kits include; piston, rings, circlips, piston pin, base gaskets, head o-rings and piston pin bearing. + Cam Chain if its 4 stroke
- All pistons are heat treated with T-5 hardening and a tempering cycle
- New T-box forgings and DLC coated wrist pins on forged pistons with highest compression ratios for increased strength and performance.
- Piston skirts are coated with a hi-tech molybdenum disulphide for faster break-in time
- Nitride coating for increased piston life
- Top end piston kit includes: piston, rings, pins, circlips, base gaskets, head o-rings and wrist pin bearing when applicable.
- Kits are exact O.E.M. replacements
- Replica KTM 2-stroke pistons are factory supplied to KTM
- Two-stroke piston kits made from gravity cast aluminum alloy with 18% silicone content, which produces an extremely light but very strong piston