Maintenance Specifications; Engine - Yamaha WaveRunner GP800R Service Manual

SPEC

MAINTENANCE SPECIFICATIONS

ENGINE

Item
CYLINDER HEAD
Warpage limit
Compression pressure
CYLINDERS
Bore size
Taper limit
Out-of-round limit
Wear limit
PISTONS
Diameter
Measuring point*
Piston-to-cylinder clearance
Wear limit
Piston pin bore inside
diameter
PISTON RINGS
Top
Type
Dimensions (B)
Dimensions (T)
End gap
Ring groove clearance
*2
2nd
Type
Dimensions (B)
Dimensions (T)
End gap
Ring groove clearance
PISTON PINS
Diameter
Wear limit
*1: At 760 mmHg and 20 ˚C (68 ˚F)
*2: The top ring and 2nd ring are of the same type.
MAINTENANCE SPECIFICATIONS
Unit
mm (in)
*1
kPa (kg/cm
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
2
)
80.000–80.018 (3.1496–3.1503)
Original cylinder bore + 0.04 (0.0016)
Red: 79.899–79.902 (3.1456–3.1457)
Orange: 79.903–79.906 (3.1458–3.1459)
Green: 79.907–79.910 (3.1459–3.1461)
Purple: 79.911–79.914 (3.1461–3.1462)
0.100–0.105 (0.0039–0.0041)
Cylinder bore – 0.105 (0.0041)
22.004–22.025 (0.8663–0.8671)
0.30–0.45 (0.012–0.018)
0.03–0.05 (0.001–0.002)
0.30–0.45 (0.012–0.018)
0.03–0.05 (0.001–0.002)
21.995–22.000 (0.8659–0.8661)
21.990 (0.8657)
2-3
Model
GP800R
0.1 (0.004)
560 (5.6)
0.08 (0.003)
0.05 (0.002)
22 (0.87)
Keystone
1.2 (0.05)
2.85 (0.112)
Keystone
1.2 (0.05)
2.85 (0.112)
E