Tomei VALVE GUIDE SET For SILVIA S14 S15 SR 163049 THROTTLE/INTAKE/EXHAUST coolant and oil seals are

coolant and oil seals are all sealed well with the bead confifuration

Height(mm) PistonCrownVolume(cc) Weight(g) Pin weight(g) Total weight(g) 99

There is a protective oil coating administered during packaging for protection against the elements

5 SNCM439 Compression Ration Specs

The Competition Bearing Series are designed with an increased crush (i

Tomei VALVE GUIDE SET For SILVIA S14 S15 SR 163049 THROTTLE/INTAKE/EXHAUST coolant and oil seals areWe 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 in 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 material has