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Revotron 1.2T
61
Valve Specification (Revotron 1.2T)
Dimension (Call out)
Intake Valve
Exhaust Valve
Valve Head Diameter (A).
37.9 / 38.1 mm
31.9 / 32.1 mm
Valve Seat Angle.
45
0
+25'
45
0
+25'
Valve Stem Diameter (B).
6.97
-0.015
mm
6.96
-0.015
mm
Valve Seat Diameter (C).
Ø 36.2 mm
Ø 30.27
Valve Seat End Distance from Valve
Face (D).
2.1 mm
2.065 mm
Maximum Run-out of Valve Face with
Respect to Valve Stem.
0.1 mm
0.1 mm
Maximum Run-out of Valve Seat with
Respect to Valve Stem (C - B).
0.030 mm
0.030 mm
Valve Seat Specification (Revotron 1.2T)
Dimension
Intake Valve
Exhaust Valve
Valve Seat Diameter
35 ± 0.05 mm
29 ± 0.05 mm
Maximum Runout of Valve Seat with
Respect to Valve Guide Axis
0.030 mm
0.030 mm
Valve Seat Insert Thickness
6.37 ± 0.05 mm
6.64 ± 0.05 mm
Valve Seat Insert I.D.
32.7 ± 0.1 mm
32.7 ± 0.1 mm
Valve Seat Bore I.D.(in cylinder head)
Normal : 38.45/38.48
Normal 1 : 38.95/38.98
Normal : 32.64/32.671
Valve Seat Insert O.D.
Normal : 38.50
Normal 1 : 39.00
Normal : 32.70
Normal 1 : 33.20
Valve Seat Insert Bore Angle
16
0
from vertical alignment with cylinder head mating surface