Tomei Valve Seat Rings for 4B11 Mitsubishi Evo X (TA310A-MT02A) 250FREIGHT 2003-2005 Nissan 350Z

2003-2005 Nissan 350Z

EJ20/EJ25 Kits: Part Number 26185 Includes 16 Springs & 16 Titanium Retainers Part Number 22185-16 Includes 16 Springs Part Number 23185-16 Includes 16 Titanium Retainers EJ20/EJ25 Titanium Retainer Specs: Valve Stem Diameter: 6

• Width: 9

• The setting range is widened by reducing the compression rate from 9

Tomei Valve Seat Rings for 4B11 Mitsubishi Evo X (TA310A-MT02A) 250FREIGHT 2003-2005 Nissan 350ZTomei valve seat rings for the EvoX are crafted to efficiently dissipate heat in the 4B11T engine, preventing cracks. Achieving high engine output under intense rotation and load is challenging without adequate cylinder cooling, resulting in high cylinder head temperatures and a lower knock limit. Racing engines employ high conductivity metals like copper for valve seats to handle heat. Beryllium copper alloy (BeCu) is chosen for its strength, fatigue