Spanner Nut Wrench for Mercruiser Alpha One & Bravo – Fits #91-17256, #91-36235, #18-9803

Description

Spanner Nut Wrench Tool

Brand New spanner nut wrench tool.  Used to remove and install driveshaft bearing retainer on MC-I, R-MR, Blackhawk, all Bravo and all Alpha drive units. Please check your part numbers to confirm fitment. 

Replaces # 91-17256, 91-36235, 18-9803, 90100

• Durable steel construction
• 1/2″ socket drive for breaker bar or torque wrench
• Removes 4-3/8″ retainer nut
• Black Oxide finish.

Fits: MerCruiser Alpha one, Pre Alpha, Generation 2, Bravo One.
Will not fit Bravo 2, 3, XR, or TR.
The tool set are used to remove and install driveshaft housing (upper) bearing retainer nut (By U joint shaft) on #1 (1982 and earlier), R, MR, Alpha Gen 1 (1983 -1990), Alpha Generation ll (all), MC1, and all Bravo and Blackhawk units.

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