Yamaha Rhino 450 YXR45FAV, Service Manual

Page: 35 / 413

2 - 9
SPEC
ENGINE SPECIFICATIONS
Piston rings
Top ring
Type Barrel ----
Dimensions (B
×
T) 1.0
×
3.1 mm
(0.0394
×
0.1220 in)
----
End gap (installed) 0.20 ~ 0.40 mm
(0.0079 ~ 0.0157 in) 0.65 mm
(0.0256 in)
Side clearance (installed) 0.03 ~ 0.07 mm
(0.0012 ~ 0.0028 in) 0.12 mm
(0.0047 in)
2nd ring
Type Taper ----
Dimensions (B
×
T) 1.0
×
3.6 mm
(0.0394
×
0.1417 in)
----
End gap (installed) 0.40 ~ 0.60 mm
(0.0157 ~ 0.0236 in) 0.95 mm
(0.0374 in)
Side clearance (installed) 0.02 ~ 0.06 mm
(0.0008 ~ 0.0024 in) 0.12 mm
(0.0047 in)
Oil ring
Dimensions (B
×
T) 2.0
×
2.8 mm
(0.0787
×
0.1102 in)
----
End gap (installed) 0.20 ~ 0.70 mm
(0.0079 ~ 0.0276 in) ----
Crankshaft
Crank width “A” 62.95 ~ 63.00 mm
(2.4783 ~ 2.4803 in) ----
Runout limit C1 ---- 0.03 mm
(0.0012 in)
C2 ---- 0.03 mm
(0.0012 in)
Item Standard Limit
T
B
B
T
B
T
E
A
D
C1 C2