Suzuki GSF1250 Service Manual page 279

4) Remove the conrod caps and measure the width of
the compressed plastigauge using the envelope
scale. This measurement should be taken at the
widest part of the compressed plastigauge.
If the oil clearance exceeds the service limit, select
the specified bearings from the bearing selection
table.
Conrod big end oil clearance
Standard: 0.032 – 0.056 mm (0.0013 – 0.0022 in)
Conrod big end oil clearance
Service limit: 0.080 mm (0.0031 in)
Selection
1) Check the corresponding conrod I.D. code numbers
([1] or [2]) "A".
"A"
Conrod I.D. specification
Code "A"
1
2
(A)
I718H1140289-01
I718H1140290-01
I.D. specification
41.000 – 41.008 mm
(1.6142 – 1.6145 in)
41.008 – 41.016 mm
(1.6145 – 1.6148 in)
2) Check the corresponding crank pin O.D. code
numbers ([1], [2] or [3]) "B".
"B"
3) Measure the conrod crank pin O.D. with the special
tool. If any of the measurements are out of
specification, replace the crankshaft.
Crank pin O.D. specification
Code "B"
1
2
3
Special tool
(A): 09900–20202 (Micrometer (1/100 mm,
25 – 50 mm))
Engine Mechanical: 1D-77
I718H1140291-02
O.D. specification
37.992 – 38.000 mm
(1.4957 – 1.4961 in)
37.984 – 37.992 mm
(1.4954 – 1.4957 in)
37.976 – 37.984 mm
(1.4951 – 1.4954 in)
(A)
I718H1140292-01