Tomei Valve Guide Set - Nissan RB25DE(T)/RB20DE(T) Mitsubishi and the ability to fine

and the ability to fine tune your idle with the plate position & idle air adjustment screws

We developed a competition type lip spoiler that further improves downforce and mounting strength by optimizing the shape for use on the racetrack

more subtle look compared to the standard orange units and are extremely simple to fit

and it was developed without any compromise in structure

20470SA000

Tomei Valve Guide Set - Nissan RB25DE(T)/RB20DE(T) Mitsubishi and the ability to fineWe chose to use Phosphor Bronze (Cn Sn P alloy) to make our Valve Guides, for its highly tensile and superior heat transferring ability, which is vital, Intake, high power and high RPM outputting engines. Since race engines these days require more power at higher RPM use , these engines now experience more extreme heat conditions. These conditions will increase the deterioration rate on these valve train related components. The Phosphor Bronze