The ROP Shop Engine Coupler Assembly for Mercury MerCruiser 18643A 5, 18643A5 Sterndrive Boat

The ROP Shop Engine Coupler Assembly for Mercury MerCruiser 18643A 5, 18643A5 Sterndrive Boat

• The ROP Shop Engine Coupler Assembly for Mercury MerCruiser 18643A 5, 18643A5 Sterndrive Boat
• Specs - Mounting Holes: 3/8". Shaft Opening: 1 1/4". Number of Teeth: 17. Refer to images 2 & 3 for more information
• Includes - (1) Engine Coupler, (3) Rubber Bumpers, (3) Screws, (3) Washers; comes as shown in the first image
• Triangle style for MerCruiser GM engines with 14" flywheel
• Please confirm your OEM part number, along with your unit's model, spec, type/code, and serial number to ensure this is the correct part for your unit. This part may replace multiple OEM numbers, so verifying every detail is important for a proper fit. If you're unsure or have questions about compatibility, feel free to contact us!