Suzuki GSF650A - Page 59

Service Data: 0C-2
Cylinder + Piston + Piston Ring
Unit: mm (in)
Conrod + Crankshaft
Unit: mm (in)
Oil Pump
Clutch
Unit: mm (in)
Item Standard Limit
Compression pressure 1 200 – 1 600 kPa (12 – 16 kgf/cm
2
, 171 – 226 psi)
900 kPa
(9 kgf/cm
2
, 128 psi)
Compression pressure difference —
200 kPa
(2 kgf/cm
2
, 28 psi)
Piston-to-cylinder clearance 0.030 – 0.040 (0.0012 – 0.0016) 0.120 (0.0047)
Cylinder bore 65.500 – 65.515 (2.5787 – 2.5793) Nicks or Scratches
Piston diam.
65.465 – 65.480 (2.5774 – 2.5779)
Measure 15 mm (0.6 in) from the skirt end.
65.380 (2.574)
Cylinder distortion — 0.20 (0.008)
Piston ring free end gap
1st IR Approx. 9.1 (0.36) 7.2 (0.28)
2nd R Approx. 9.2 (0.36) 7.2 (0.28)
Piston ring end gap
1st IR 0.06 – 0.21 (0.002 – 0.008) 0.5 (0.020)
2nd R 0.06 – 0.21 (0.002 – 0.008) 0.5 (0.020)
Piston ring-to-groove clearance
1st — 0.180 (0.007)
2nd — 0.150 (0.006)
Piston ring groove width
1st 1.01 – 1.03 (0.040 – 0.041) —
2nd 0.81 – 0.83 (0.032 – 0.033) —
Oil 1.51 – 1.53 (0.059 – 0.060) —
Piston ring thickness
1st 0.97 – 0.99 (0.038 – 0.039) —
2nd 0.77 – 0.79 (0.030 – 0.031) —
Piston pin bore I.D. 14.002 – 14.008 (0.5513 – 0.5515) 14.030 (0.5524)
Piston pin O.D. 13.995 – 14.000 (0.5510 – 0.5512) 13.980 (0.5504)
Item Standard Limit
Conrod small end I.D. 14.010 – 14.018 (0.5516 – 0.5519) 14.040 (0.5528)
Conrod big end side clearance 0.10 – 0.20 (0.004 – 0.008) 0.30 (0.012)
Conrod big end width 20.95 – 21.00 (0.825 – 0.827) —
Crank pin width 21.10 – 21.15 (0.831 – 0.833) —
Conrod big end oil clearance 0.032 – 0.056 (0.0013 – 0.0022) 0.080 (0.0031)
Crank pin O.D. 37.976 – 38.000 (1.3376 – 1.3386) —
Crankshaft journal oil clearance 0.016 – 0.040 (0.0006 – 0.0016) 0.080 (0.0031)
Crankshaft journal O.D. 33.976 – 34.000 (1.3376 – 1.3386) —
Crankshaft thrust clearance 0.055 – 0.110 (0.0022 – 0.0043) —
Crankshaft thrust bearing thickness
Right side 2.425 – 2.450 (0.0955 – 0.0965) —
Left side 2.350 – 2.500 (0.0925 – 0.0984) —
Crankshaft runout — 0.05 (0.002)
Item Standard Limit
Oil pressure (at 60 °C, 140 °F)
100 – 400 kPa (1.0 – 4.0 kgf/cm
2
, 14 – 57 psi)
at 3 000 r/min
—
Item Standard Limit
Clutch drive plate thickness No.1, 2, 3 2.92 – 3.08 (0.115 – 0.121) 2.62 (0.103)
Clutch drive plate claw width No.1, 2, 3 13.7 – 13.8 (0.539 – 0.543) 13.0 (0.51)
Clutch driven plate distortion — 0.10 (0.004)
Clutch spring free length 54.15 (2.13) 51.5 (2.01)
Clutch master cylinder bore 14.000 – 14.043 (0.5511 – 0.5529) —
Clutch master cylinder piston diam. 13.957 – 13.984 (0.5495 – 0.5506) —
Clutch release cylinder bore 38.18 – 38.23 (1.503 – 1.505) —
Clutch release cylinder piston diam. 38.08 – 38.13 (1.500 – 1.501) —
Clutch fluid type Brake fluid DOT 4 —