Tomei Over Size Valve Set - Nissan RB26DETT 53560-S04-013 3 x -10 ORB ports

3 x -10 ORB ports allow user the option to feed or return from the ends OR under the center of the rail for a sleek

For proper setting of fuel pressure

Set of 2 fronts

SpeedFactory Racing Billet M28 TO -10AN Adapter Fittings were designed specifically for use on Honda/Acura engines to utilize the M28 threaded hole(s) on the back of the B-Series engine block for your aftermarket oil catch can/breather system

Tomei Over Size Valve Set - Nissan RB26DETT 53560-S04-013 3 x -10 ORB portsTuned engines require as much fuel mixture to enter the combustion chamber as possible. So a larger diameter design was selected to optimize flow rates. Due to the extremely high temperature conditions experienced, Intake, the combustion chamber during high power runs the durability of the valves were also addressed to improve resistance to high heat conditions. The TOMEI oversized valves were designed with the above factors and more so with the