Del Sol Si VTEC L4-1590cc 1.6L DOHC (VTEC) MFI (1997)
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Mainshaft: Testing and Inspection
Mainshaft, Gear and Bearing
1. Inspect the gear surfaces and the bearing surfaces for wear and damage, then measure the mainshaft at points A, B. and C.
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Standard:
A: 27.987 - 28.000 mm (1.1018 - 1.1024 inch)
B: 37.984 - 38.000 mm (1.4954 - 1.4960 inch)
C: 27.977 - 27.990 mm (1.1015 - 1.1020 inch)
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Service Limit:
A: 27.940 mm (1.1000 inch)
B: 37.930 mm (1.4933 inch)
C: 27.930 mm (1.0996 inch)
NOTE: If any parts of the mainshaft are less than the service limit, replace the mainshaft with a new one.
2. Inspect for runout.
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Standard: 0.02 mm (0.0008 inch) max.
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Service Limit: 0.05 mm (0.002 inch)
NOTE: Support the mainshaft at both ends as shown. If the runout is more than the service limit, replace the mainshaft with a new one.
