Sierra Marine 18-2171 Engine Coupler

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ITEM #:
18-2171
Regular Price: $199.00 Our Price: $158.99
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Sierra 18-2171 Engine Coupler for Early Mercruiser GM Chevy Engines. For all Early GM Chevy 4-cyl, 6-cyl and 8-cylinder engines with 2-piece rear main seal and 3-1/2" diameter crank shaft bolt pattern. Do not use this coupler if you have a MR/Alpha/Bravo with "Triangular" 3-bolt coupler.

Replaces Mercruiser 76850A2, Mallory 9-72502
More Information
Brand Sierra Marine
Cross Reference 38965A1 38965A2 32492A1 32492A2 32492A3 32492A5 76850A2 MAL9-72502
Vendor Item # 18-2171
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