TKRJ has been supplying OE parts to Japanese motorcycle for the more than 40 years.

TKRJ Piston kit
  • TKRJ piston kits from Japan are used by Japanese motorcycles globally.
  • It has earned a reputation for quality and durability
TKRJ Connecting rod kit
  • TKRJ connecting rod kits are well balanced, designed to efficiently carry the energy from the engine to the transmission.
  • It has the reputation of durability
TKRJ Engine valve

The intake valve controls mixed gas flow into the cylinder while the exhaust valve controls flow of hot gas produced in the cylinder

  • High precision to the micrometer level
  • Resistance to wear
  • Resistance to corrosion
  • Resistance to oxidation