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Mercury-Mercruiser 18643A7 Engine Coupler Kit 305 & 350, 454 Mag Alpha
18643A7 Coupler Engine 305 & 350, 454 Mag Alpha
This is a genuine Mercury Marine factory OEM part, not aftermarket
Please check our current stock level and order below or use the Contact Us form at the bottom of the page for any questions
This is a genuine Mercury Marine factory OEM part, not aftermarket
Please check our current stock level and order below or use the Contact Us form at the bottom of the page for any questions
Availability: Not in stock - will be transferred from factory
Manufacturer part number: 18643A7
GTIN: 745061124073
Normally Ships: Warehouse transfer - on 4th business day
Manufacturer: Mercury Marine
MSRP: $528.49
$497.22
18643A7 - Engine Coupler Kit
WARNING: Cancer - www.P65Warnings.ca.gov
Triangular shape, flywheel mount
Fits MCM (sterndrive) GM V‑6 & V‑8 (305 & 350 cid) engines (1983‑1993) & 454 Mag Alpha engines
Includes:
1 Universal Joint (U-Joint) #814818A2
1 Engine Coupler
3 Engine Coupler Rubber Bumpers #18644
Screws, washers, fittings, o-rings.
18643A7 - Engine Coupler Kit
WARNING: Cancer - www.P65Warnings.ca.gov
Triangular shape, flywheel mount
Fits MCM (sterndrive) GM V‑6 & V‑8 (305 & 350 cid) engines (1983‑1993) & 454 Mag Alpha engines
Includes:
1 Universal Joint (U-Joint) #814818A2
1 Engine Coupler
3 Engine Coupler Rubber Bumpers #18644
Screws, washers, fittings, o-rings.
- 200 (2 BBL.) GM 305 V-8 1987 - 0B525982 THRU 0B774444
- 230 (4 BBL.) GM 305 V-8 1987 - 0B525982 THRU 0B773739
- 260 (4 BBL.) GM 305 V-8 1987 - 0B525982 THRU 0B773739
- 260 GM 350 V-8 1987 - 0B525982 THRU 0B773304
- 350 MAG. ALPHA GM 350 V-8 1987-1995 - 0B525982 THRU 0F600999
- 5.0L (2 BBL.) GM 305 V-8 1988-1995 - 0B774445 THRU 0F600999
- 5.0LX (4 BBL.) GM 305 V-8 1988-1995 - 0B773740 THRU 0F600999
- 5.7L GM 350 V-8 1988-1995 - 0B525982 THRU 0F600999
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Please note the new superseded part is a functional replacement and may look different from the original part