Tomei Valve Guide Set - Nissan SR20DET S14/S15 Transmission The optimised design of our

The optimised design of our turbo inlet

Internal E-Throttle Controller

The baseplate's intricate design

if you're looking for high-quality

One for pretty much all engines sold in the USA

Tomei Valve Guide Set - Nissan SR20DET S14/S15 Transmission The optimised design of ourWe 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