3408 & 3408B DIESEL TRUCK ENGINE Caterpillar

Make reference to Guidelines For Reusable Parts; Main Bearings And Connecting Rod Bearings, Form No. SEBF8009; and Crankshaft Measurement, Form No. SEBF8041.

Connecting Rod Bearing Journals

Clearance between bearing and journal (new) ... 0.071 to 0.168 mm (.0028 to .0066 in.)

Maximum permissible clearance between bearing and journal ... 0.25 mm (.010 in.)

Main Bearing Journals

Clearance between bearing and journal (new) ... 0.091 to 0.186 mm (.0036 to .0073 in.)

Maximum permissible clearance between bearing and journal ... 0.25 mm (.010 in.)