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Valvematic Delete Kit for Toyota / Lotus 1ZR


The RRR Engineering Toyota Valvematic delete kit enables the intake camshaft be locked on high lift, this helps you to use any standalone ECU and standard speed density fuel strategy or in case of ITBs using the alpha-N fuel strategy.
It is suitable for use with the entire Toyota ZR engine family.


  • Easy installation (shouldn’t take more than 20 minutes)
  • Possibility to reverse back to the standard actuator
  • Possibility to use any standalone ECU with alpha N or speed density fuel strategies.


  • The engine may lose some fuel efficiency as pumping loses will be greater on mid and low load.