1D-60 Engine Mechanical: For M16A Engine with VVT
Undersize bearing (0.25 mm (0.0098 in.))
• 0.25 mm (0.0098 in.) undersize bearing is available, in five kinds varying in thickness.
To distinguish them, each bearing is painted in the following colors at such position as indicated in the figure.
Each color represents the following thickness at the center of bearing.
Undersize of crankshaft main bearing thickness
• If necessary, regrind crankshaft journal and select undersize bearing to use with it as follows.
a. Regrind journal to the following finished diameter.
Finished journal diameter
51.732 – 51.750 mm (2.0367 – 2.0374 in.)
b. Using micrometer, measure regrind journal diameter.
Measurement should be taken in two directions perpendicular to each other in order to check for out-of-round.
c. Using journal diameter measured above and alphabets stamped on cylinder block, select an undersize bearing
by referring to the following table.
Check bearing clearance with newly selected undersize bearing.
Color painted
Bearing thickness
Red and Purple
2.117 – 2.121 mm (0.08335 – 0.08350 in.)
Red and Brown
2.120 – 2.124 mm (0.08347 – 0.08362 in.)
Red and Green
2.123 – 2.127 mm (0.08359 – 0.08374 in.)
Red and Black
2.126 – 2.130 mm (0.08371 – 0.08385 in.)
Red only
2.129 – 2.133 mm (0.08382 – 0.08397 in.)
1. Paint
I2RH01140192-01
I2RH0B140144-01
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