Rated for above 800whp, this kit features an increase in spring pressure for extended rpm's. All BC springs from PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy...

Brian Crower is a fairly new company in the Cam and Valvetrain industry, but has quickly made a name for itself for providing quality parts at a reasonable price (a concept thats hard to find in...

Valve Guides are a wear-item. They wear over time and eventually should be replaced. The higher you rev, and the harder you push your engine, the more important tolerances become. If you are spending...

Supertech recommends using their valve seals when upgrading to their valves.Additional Applications:Supra MKIV Twin-Turbo 93-98 JZA80 Supra MKIV Non-Turbo 93-98 JZA80 Supra MK3 86-92 MA70 Soarer...