Wear Limits; Service Limits Of Components; New Min, - Royal Enfield Classic 500 2009 Service Manual

Service Limits of Components

WEAR LIMITS

Wear limits are given as new min, new max and service limits.
New components must be within the limits specified. Components within service limits may
be reused after careful inspection. Use of parts beyond service limit can reduce the operating
life of the component and may affect the motorcycle performance seriously.
Cylinder bore
Point of measurement
Classic 500 Classic 350
New Min. 84.045
New Max. 84.075
Service Limit 84.190
Classic 500 Classic 350
New Min. 83.940
New Max. 83.970
83.890
Service Limit
Piston to bore clearance
Classic 500 Classic 350
New Min. 0.095
0.115
New Max.
0.30
Service Limit
Cylinder bore :
70.00
70.03
70.10
Piston
69.94
69.97
69.87
0.05
0.07
0.20
03-2
(All units in mm unless specified)
Ring to groove clearance : Comp. Top
rings
Classic 500 Classic 350
New Min. 0.03
New Max. 0.07
Service Limit 0.11
Ring to groove clearance comp rings - Middle
Classic 500 Classic 350
New Min. 0.03
New Max. 0.07
0.15
Service Limit
Ring to groove clearance : oil ring
Classic 500 Classic 350
New Min. 0.06
0.15
New Max.
0.21
Service Limit
0.04
0.08
0.12
0.04
0.18
0.12
0.06
0.15
0.21