Buell P3 - Page 185

3-2 2007 Buell P3: Engine
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Table 3-5. Inner Valve Spring Specifications
INNER VALVE SPRING NEW COMPONENTS SERVICE WEAR LIMITS
Free length 1.926-1.996 in. 48.920-50.698 mm 1.926 in. (min) 48.920 mm (min)
Intake 1.577-1.683 in. (closed) 38-49 lbs 17-22 kg
1.112-1.218 in. (open) 98-112 lbs 44-51 kg
Exhaust 1.577-1.683 in. (closed) 38-49 lbs 17-22 kg
1.158-1.264 in. (open) 91-106 lbs 41-48 kg
Table 3-6. Rocker Arm Specifications
ROCKER ARM
NEW COMPONENTS SERVICE WEAR LIMITS
inches mm inches mm
Shaft fit in bushing (loose) 0.0005-0.0020 0.0127-0.0508 0.0035 0.0889
End clearance 0.003-0.013 0.076-0.330 0.025 0.635
Bushing fit in rocker arm (tight) 0.004-0.002 0.102-0.0559
Rocker arm shaft fit in rocker cover
(loose)
0.0007-0.0022 0.018-0.056 0.0035 0.0889
Table 3-7. Piston Specifications
PISTON NEW COMPONENTS SERVICE WEAR LIMITS
inches mm inches mm
Compression ring gap (top and 2nd) 0.007-0.020 0.178-0.508 0.032 0.813
Oil control ring rail gap 0.009-0.052 0.229-1.321 0.065 1.651
Compression ring side
clearance
Top 0.0020-0.0045 0.0508-0.1143 0.0065 0.1651
2nd 0.0016-0.0041 0.0410-0.1041 0.0065 0.1651
Oil control ring side clearance 0.0016-0.0076 0.0410-0.1930 0.0094 0.2390
Pin fit (loose, at room temperature) 0.0005-0.00045 0.0130-0.0110 0.00100 0.02500
Table 3-8. Cylinder Head Specifications
CYLINDER HEAD
NEW COMPONENTS SERVICE WEAR LIMITS
inches mm inches mm
Valve guide in head (tight) 0.0033-0.0020 0.0838-0.0508
Valve seat in head (tight) 0.0035-0.0010 0.0889-0.0254
Head gasket surface (flatness) 0.006 total 0.152 total 0.006 total 0.152 total