DESCRIPTION
Thermostat Gasket - 18-2917.
- Replacement for Mercury/Mariner Outboard #27-53045-1, Mercruiser Inboard/Outboard #27-33918
- Sterndrive/Cobra Inboard/Outboard #312797, 3701777 for GM's
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Thermostat Gasket with Brass Rivets for Electrical Connectivity
by joel Weinbaum
This is the standard gasket for the mercruiser 5.7L engine thermostat housing to provide electrical continuity across the gasket thru the brass rivets.
PRODUCT FAQs
Question: How do I find engine parts for my boat's motor?
Answer: Use our SONAR engine parts finder tool. You can search by engine make, model, year or OEM part number. If you still can't find what you are looking for, give us a call 1-800-998-9508
Answer: Use our SONAR engine parts finder tool. You can search by engine make, model, year or OEM part number. If you still can't find what you are looking for, give us a call 1-800-998-9508
SHIPPING & RETURNS
Read the Sierra Warranty
Returns are available within 30 days from the date you receive your order and items must be in new, resalable condition, in the manufacturer's original packaging. See Details
Returns are available within 30 days from the date you receive your order and items must be in new, resalable condition, in the manufacturer's original packaging. See Details