Service Manual

TABLE 3-4. DIMENSIONS AND CLEARANCES
DESCRIPTION
PISTON RINGS
Top Compression Ring Thickness
Second Compression Ring Thickness
Top Compression Ring to Ring Groove
Clearance
Second Compression Ring to Ring Groove
Clearance
Top Compression Ring End Gap
Second Compression Ring End Gap
Oil Ring Side Rail Gap
INTAKE VALVE
Valve Stem O.D.
Valve Guide I.D.
Valve Stem to Guide Clearance
El 25V Valve Lash
El40V Valve Lash
Face Angle
INTAKE VALVE SEAT
Seat Width
Seat Angle
EXHAUST VALVE
Valve Stem O.D.
Valve Guide I.D.
Valve Stem to Guide Clearance
FACTORY SPECIFICATION
1.47
(.058)
1.47
(.058)
0.03
(0.001)
(0.001)
0.03
1.49
(.059)
1.49
(.059)
0.08
(0.003)
0.08
(0.003)
0.25
0.51
(0.010) (0.020)
(0.01
0) (0.020)
(0.01
5) (0.055)
0.25 0.51
0.38 1.40
6.960
6.975
(0.2740)
(0.2746)
7.000
7.015
(0.2756)
(0.2762)
0.03
0.06
0.075
0.15
45"
(0.001) (0.002)
(-003)
(-006)
7.940
7.960
(0.31 26)
(0.31 34)
8.000 8.015
(0.3150) (0.31 56)
0.04
0.08
(.003)
ALLOWABLE
LIMIT
1.42
t.056)
1.42
(-056)
0.13
(0.005)
0.13
(0.005)
1.oo
(0.039)
1.oo
(0.039)
1.80
(0.071)
(0.004)
0.25
0.25
(0.01 0)
(0.01 0)
1.7
(.067)