Xceldyne Technologies

XESM1275310A25

Xceldyne Exhaust Valve Seats (.010 Oversize) XESM1275310A25

SKU: Z99-7259

EGR Valves

An absolute must to replace factory seats that are prone to causing wear issues and permature valve failures
Avialable in Beryllium Copper material, with other alloys available in custom seats
Heat dissipation (thermal conductivity) increased 5-7 times faster leading to extended valve life where valve contacts seat known as seat erosion
Require minimal machining and are available in both standard and +.010 oversizes for standard valves, and also available for various applications using a +1mm and larger valvetrain sizes
Precision CNC machined for dimensional accuracy, flatness and roundness

An absolute must to replace factory seats that are prone to causing wear issues and permature valve failures. Avialable in Beryllium Copper material, with other alloys available in custom seats. Heat dissipation (thermal conductivity) increased 5-7 times faster leading to extended valve life where valve contacts seat known as seat erosion. Require minimal machining and are available in both standard and +.010 oversizes for standard valves, and also available for various applications using a +1mm and larger valvetrain sizes. Precision CNC machined for dimensional accuracy, flatness and roundness. Typical interference fit of .004" - .005". Sold in Pairs. Beryllium Copper SeatThis item fits the following models: 2010-2012 Yamaha YZ450F

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