SPECIFICATIONS

Illustration 18 g02474819
Typical example
(J) Diameter of the parent bore in the cylinder head
. . .12.960 to 12.995 mm ((0.51024 to 0.51161 inch))
(K) Seat angle
Inlet . . . . . . . . . . . . . . . . . . . . . . . . . 59.5 degrees
Exhaust . . . . . . . . . . . . . . . . . . . . . . 59.5 degrees
Illustration 19 g02847819
Typical example
(L) Seat surface finish . . . . . . . . . . . . . Ra 0.5 microns
(M) Concentricity of valve seat to valve guide parent
bore Maximum Total Indicated Reading (TIR)
. . . . . . . . . . . . . . . . . . . . . . 0.05 mm ((0.00197 inch))
UENR0622-02 13
Specifications Section
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