PRP Race Series Crank Ignition Timing Kit - Nissan RB20/RB25/RB26/RB30 (SUPERSEEDED)THIS KIT HAS BEEN SUPERSEEDED. Please see out Race Series Plus Kit HERE Race Series Crank Sensor kit to suit Nissan RB20 RB25 RB26 RB30 What separates this kit from other kits on the market? Our kit provides a superior level of accuracy, fitment and engine protection as it is machined in house to the most stringent of tolerances, our crank gear and crank wheel is machined with very modern machining processes and in a world first format out of a one