CRF250R 2010 Black Diamond & Tensilite Valves

Newcomb Distributors, Inc. has these Black Diamond valves...
Part #      Type    Head Diameter      Stem    Length    Tulip    Remarks
30-31462    IN   30.50mm / 1.201"   0.1961"   3.504"  20 deg   Standard
30-31463    IN   31.50mm / 1.240"   0.1961"   3.504"  20 deg   Oversize
30-31466    EX   26.00mm / 1.024"   0.1760"   3.310"  20 deg   Standard
30-31467    EX   27.00mm / 1.063"   0.1760"   3.310"  20 deg   Oversize
NOTE: KPMI Spring Kit 30-31450 is required when using Black Diamond valves
and these Tensilite Valves...
30-31462T  IN   30.50mm / 1.201"   0.1961"   3.504"   20 deg  Standard
30-31463T  IN   31.50mm / 1.240"   0.1961"   3.504"   20 deg  Oversize
30-31466T  EX   26.00mm / 1.024"   0.1760"   3.310"   20 deg  Standard
30-31467T  EX   27.00mm / 1.063"   0.1760"   3.310"   20 deg  Oversize

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