Suzuki SV650A - Engine Components Inspection and Servicing; Piston and Piston Ring

16 SV650K7/SK7/AK7/SAK7 (’07-MODEL)
ENGINE COMPONENTS INSPECTION AND SERVICING
For details other than the following, refer to the SV650/S Service Manual.
PISTON AND PISTON RING
$ Piston ring groove width
Standard (1st) : 0.83 – 0.85 mm
(0.0327 – 0.0335 in)

1
1.30 – 1.32 mm
(0.0512 – 0.0520 in)

2
(2nd) : 1.01 – 1.03 mm
(0.0398 – 0.0406 in)

3
(Oil) : 2.01 – 2.03 mm
(0.0791 – 0.0799 in)

4
$ Piston ring thickness
Standard (1st) : 0.76 – 0.81 mm (0.0299 – 0.0319 in)
1.08 – 1.10 mm (0.0425 – 0.0433 in)
(2nd) : 0.97 – 0.99 mm (0.0382 – 0.0390 in)
" 09900-20803: Thickness gauge
09900-20205: Micrometer (0 – 25 mm)
PISTON RING FREE END GAP AND PISTON RING END GAP
$ Piston ring free end gap
Standard (1st) : Approx. 7 mm (0.28 in)
(2nd) : Approx. 11 mm (0.43 in)
Service Limit (1st) : 5.6 mm (0.22 in)
(2nd) : 8.8 mm (0.34 in)
" 09900-20101: Vernier caliper
$ Piston ring end gap
Standard (1st) : 0.20 – 0.30 mm
(0.008 – 0.012 in)
(2nd) : 0.30 – 0.45 mm
(0.012 – 0.018 in)
Service Limit (1st) : 0.70 mm (0.028 in)
(2nd) : 0.70 mm (0.028 in)
" 09900-20803: Thickness gauge
SAMPLE