Sierra 18-2413 Engine Coupler is an aftermarket replacement part for Mercruiser Stern Drives. All Sierra engine parts are manufactured to meet or exceed OEM requirements.
Interchangeable with:
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
Sierra 18-2171 Mercruiser Engine Coupler Sierra replacement round style engine coupler for all GM marine engines Except Mercruiser MR/Alpha/Bravo with Triangular, 3-bolt coupler. All Sierra...
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Mercury - Mercruiser 8M0098795 Engine Coupler Assembly Genuine OEM Mercury-Mercruiser part. Fits: MCM 4.5L MPI, 6.2L MPI (Mercury) & GM V‑8 engines with Bravo drive Round...
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Sierra 18-2414 Mercruiser Engine Coupler Sierra replacement engine coupler for Mercruiser Stern Drives. Sierra aftermarket engine parts are manufactured to meet or exceed OEM requirements...
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Sierra 18-2173 Mercruiser Ford Engine Coupler Sierra replacement engine coupler for MCM Ford 225, 233 & 888 engines. Sierra aftermarket engine parts are manufactured to meet or exceed OEM...
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Mercruiser 18643A7 Engine Coupler Kit Genuine OEM Mercury-Mercruiser part. Replacement engine coupler kit for Mercruiser stern drives. Fits: MCM GM V‑6 & V‑8 (305 & 350 cid) engines...
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Mercruiser 18643A-5 Engine Coupler Assembly Genuine OEM Mercury - Mercruiser part. Replacement engine coupling assembly for Mercruiser stern drives. Fits: MCM 3.0L (1999‑2016), 4.5L MPI, GM...
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Mercruiser 98-8M0108208 Engine Coupler Assembly Genuine OEM Mercury-Mercruiser part. Fits: MCM 496 Mag & HO engines Round shape Flywheel mount Special Order Item
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Mercury - Mercruiser 12632A-6 Coupling Assembly Genuine OEM Mercury - Mercruiser part. Fits: MCM 3.0L/LX (1994‑1998) Triangular shape Flywheel mount Special Order Item.
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Sierra 18-2601-1 Transom Seal Kit Sierra high quality replacement engine parts are designed to meet or exceed OEM requirements. Features Greasable Gimbal Bearing. Fits: R, MR, Alpha I...
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