Tomei

Tuned engines require as much fuel mixture to enter the combustion chamber as possible. So a larger diameter design was selected to optimize flow r...

Tomei 152009 Adjustable Intake Cam Gear - RB20 RB25 RB26   High durability in contact areas with the timing belt have been greatly enhanced by giv...

Tomei 152010 Adjustable Ehxuast Cam Gear - RB20 RB25 RB26   High durability in contact areas with the timing belt have been greatly enhanced by giv...

The function of which valve sheet is asked, is maintaining air tightness with a valve, and generally wear resistance is required. However, with the...

Tomei (Previous Part Number 163006) Solid Lifters for RB20 RB25 VG30 (Non-Neo)   * Direct replacement from the stock hydraulic lifters. Adjusted by...

We 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 v...

Tomei 173001 Type-A Valve Spring Kit - RB26DETT   This Tomei valve spring kit for RB26DETT Engine utilizes a spring design to provide approximately...

Tomei 173002 Type-B Valve Spring Kit - RB26DETT   This Tomei valve spring kit for RB26DETT Engine utilizes a spring design to provide approximately...

Tomei camshaft studs for the camshaft caps are stronger than OE Nissan studs.  Necessary to use on high lift camshafts to reduce the chance of stoc...