SPECIFICATIONS
Page 1A-6 90-857046R1 NOVEMBER 2001
“A”
“B”
“C”
“D”
Valve Dimensions
Head Diameter Face Width
Seat Width
Margin Thickness
ROCKER SHAFT
Outside Diameter 0.6288 - 0.6296 in.
(15.971 - 15.991 mm)
ROCKER ARM
Inside Diameter of Bore 0.6299 - 0.6306 in.
(16.000 - 16.018 mm)
THERMOSTAT
Valve Opening Temperature
Full Open Temperature
Valve Lift (Minimum)
136° F - 143° F (58° C - 62° C)
158° F (70° C)
0.12 in. (3mm)
LUBRICATION
SYSTEM
Pump Type
Engine Oil Pressure (Warm Engine)
@ 3000 rpm
Engine Oil Pan Capacity
Oil Pump:
S/N OT427437 & Up (Electric)
S/N OT426439 & Up (Manual)
Outer Rotor to Housing “a”
Inner Rotor to Outer Rotor “b”
Rotor to Housing “c”
Oil Pump:
S/N OT427436 & Below (Electric)
S/N OT426438 & Below (Manual)
Outer Rotor to Housing “a”
Inner Rotor to Outer Rotor “b”
Rotor to Housing “c”
a
b
c
Trochoid
30-40 psi (207-278 kPa)
Either 3 Qts. or 3 Liters
0.0045 - 0.009 in. (0.11 - 0.23 mm)
0.005 in. (0.12 mm)
0.0015 - 0.003 in. (0.04 - 0.08 mm)
0.0035 - 0.006 in. (0.09 - 0.15 mm)
0.005 in. (0.12 mm)
0.001 - 0.003 in. (0.03 - 0.08 mm)
MID-SECTION
Transom Height:
Short Shaft
Long Shaft
Steering Pivot Range:
Tiller
Remote
Tilt Pin Positions
Full Tilt Up Angle
Allowable Transom Thickness
15 in. (38 cm)
20 in. (51 cm)
90°
60°
5 + Shallow Water
69°
2-3/4 in. (69.8 mm)
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