OEM Quicksilver 668631 Mercury / MerCruiser Screw, 3/8-16 x 2-1/2 in
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OEM Quicksilver 668631 Mercury / MerCruiser Screw, 3/8-16 x 2-1/2 in
Description
Description
Quicksilver 668631 is a 2-1/2-inch screw used at specified engine locations on compatible Mercury outboards and MerCruiser engines.
Product details
- Manufacturer part number: 668631.
- 3/8-16 thread; 2-1/2-inch length.
- One screw.
Fitment and selection
Verified applications include Design I cylinder-head hardware on Mercury 200 HP outboards, serial numbers 5624878–0C100860, and exhaust-elbow hardware on select MerCruiser 3.0L engines. Confirm the part number, mounting position and engine or drive serial number in the applicable parts diagram before ordering.
