C4.4 (Mech) Industrial Engine Caterpillar

Illustration 1	g03435603
Typical Example

(1) Connecting rod bearings. Refer to Specifications, "Connecting Rod Bearing Journal" for more information on the connecting rod bearing journals and connecting rod bearings.

(2) Thrust washers

Standard thickness ... 2.26 mm to 2.31 mm (0.089 inch to 0.091 inch)

Oversize thickness ... 2.45 mm to 2.50 mm (0.097 inch to 0.098 inch)

(3) Main bearings. Refer to Specifications, "Main Bearing Journal" for information on the main bearing journals and for information on the main bearings.

(4) Maximum permissible temperature of the gear for installation on the crankshaft ... 180 °C (356 °F)

Note: The timing mark is toward the outside of the crankshaft when the gear is installed on the crankshaft.

(5) Crankshaft end play

The end play of a new crankshaft ... 0.05 mm to 0.38 mm (0.002 inch to 0.015 inch)

Maximum crankshaft end play ... 0.51 mm (0.020 inch)

(6) Connecting rod journal. Refer to Specifications, "Connecting Rod Bearing Journal" for more information on the connecting rod bearing journals.

(7) Main bearing journal. Refer to Specifications, "Main Bearing Journal" for information on the main bearing journals.