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Tool Indicator Backlash for Lower Unit Shimming Mercruiser 91-53459

  • Part #: SIE18-9850


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Backlash Indicator is used to shim the lower unit to determine the spacing of the lower unit gear set. This along with a dial indicator is needed.

Replaces: Mercury Marine 91-53459

Description: Checks gear backlash on TR, TRS, MC-I, R-MR, Alpha One, Alpha One/Gen II and Bravo One and Two drive units.

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