CYLINDER HEAD ASSEMBLY REPAIR - CONTINUED
REPAIR - CONTINUED
Valve Service Seat Width Range Limits
0.060 in. (1.524 mm)
0.080 in. (2.032 mm)
Measure width of service seats, and if service seat is
too wide after lapping, grind lower seat surface (L)
using a 60 degrees seat grinder, and upper seat surface
(M) with a 15 degrees seat grinder until seat width is
centered and within specifications listed above.
Stamp two X's on side of cylinder head in line with pocket with service seat.
Valve seats marked with one X at side of
cylinder head have been ground once and
if regrinding is necessary, install service