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SPEC
ENGINE SPECIFICATIONS
ENGINE SPECIFICATIONS
Item
Standard
Limit
Engine
Engine type
Air-cooled, 4-stroke, OHV
----
Displacement
1,670 cm
3
----
Cylinder arrangement
V-type 2-cylinder
----
Bore
×
stroke
97
×
113 mm (3.82
×
4.45 in)
----
Compression ratio
8.36 : 1
----
Engine idling speed
850 ~ 950 r/min
----
Vacuum pressure at engine idling
speed
43.3 kPa (325 mm Hg, 12.8 in Hg)
----
Standard compression pressure
(at sea level)
1,200 kPa
(12.0 kgf/cm
2
, 171 psi) at 200 r/min
----
Camshafts
Drive system
Gear drive
----
Crankcase hole inside diameter
25.000 ~ 25.021 mm (0.9843 ~ 0.9851 in)
----
Camshaft cover hole inside diameter 28.000 ~ 28.021 mm (1.1024 ~ 1.1032 in)
----
Camshaft journal diameter
(crankcase side)
24.937 ~ 24.950 mm (0.9818 ~ 0.9823 in)
----
Camshaft journal diameter
(camshaft cover side)
27.967 ~ 27.980 mm (1.1011 ~ 1.1016 in)
----
Camshaft to crankcase clearance
0.050 ~ 0.084 mm (0.0020 ~ 0.0033 in)
----
Camshaft to camshaft cover clear-
ance
0.020 ~ 0.054 mm (0.0008 ~ 0.0021 in)
----
Camshaft intake cam dimensions
Measurement A (front cylinder)
38.242 ~ 38.342 mm (1.5056 ~ 1.5095 in) 38.142 mm
(1.5017 in)
(rear cylinder)
38.241 ~ 38.341 mm (1.5055 ~ 1.5095 in) 38.141 mm
(1.5016 in)
Measurement B
31.977 ~ 32.077 mm (1.2589 ~ 1.2629 in) 31.877 mm
(1.2550 in)
A
B
