Sierra 18-2171 Engine Coupler for GM

Overview

Sierra 18-2171 Engine Coupler for GM

Features

• Fits all GM model engines except MR/Alpha/Bravo with a triangular three-bolt coupler
• Meets or exceeds the original coupler quality
• Interchangeable with the following: GLM 11500, Mallory 9-72502, Mercruiser 76850A2, 38965A1, 38965A2, 22492A2, 32492A3 and 32492A5
• Fit specific, check part numbers to ensure proper fit

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