An Improved Connecting Rod Bolt Is Now Used for Certain C11 and C13 Engines {1225} Caterpillar


An Improved Connecting Rod Bolt Is Now Used for Certain C11 and C13 Engines {1225}

Usage:

C11 HRA
Engine
C13 (S/N: KWJ1-4211)
Industrial Engine
C11 INDUSTRIAL (S/N: HRA1-1774)
C13 INDUSTRIAL (S/N: RRA1-7315)

Description Of Change: The improved connecting rod bolt has a new threading procedure to prevent thread laps.

Adaptable To: The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.

The improvement was made to the 115-2973 Bolt.

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