Cylinder liner upper counterbore resurfacing.

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Top surface refinishing.

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TM-9-2815-226-34-1 Engine Diesel 6 Cylinder Inline Turbocharged Cummins NTC-400 BC2 Manual

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Install tool and cut counterbore

TM 9-2815-226-34-1

b. Cylinder liner upper counterbore resurfacing.

NOTE

Resurface cylinder liner upper counterbore if cylinder block top surface has been

resurfaced or if ledge is uneven, cracked, or liner protrudes more than 0.006 in.

(0.152 mm).

(1) Assemble tool no. 3375455 cylinder block counterbore tool:

(a) Aline keyway and position ST-1065 cutter plate on shaft of ST-1295-511 drive unit.

(b) Secure cutter plate with capscrew.

(2) Preset tool bit as specified on data sheet that comes with the tool.

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