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Cylinder Head Gasket 27-820438

Satisfaction rating 5 out of 5 (5 Ratings)
You save $5.05. (6%) $80
Leaves in 3-5 days

Product Description

Mercury factory part. Search for more factory parts & parts diagrams.

Product Questions

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5 Product Reviews

Mercury Force

Never had an issue ordering parts, and the parts diagram was in detail


Great service! Kept me in the loop thru the whole process in sending my part. All I needed was a gasket, but it was sent in a larger box than needed just to protect it from getting bent out of shape. Thanks for a great job!

Mercury Mariner 90hp sportJet

Repair Difficulty
Repair Time
More than 4 hours
It’s good, thank you.

Problem fixed: Low compression en cylinder

Change the head gasket with damaged


Product Fitment Grid

This guide is to be used as a reference only. You must verify fitment using your model or serial number.

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Supersession Chain

Name SKU Superceding SKU
Cylinder Head Gasket VIEWING THIS PRODUCT 820438 CURRENT
Cylinder Head Gasket 8204381 820438
Cylinder Head Gasket F369529-3 820438
Tank Cap Gasket 828761 820438
Tank Cap Gasket F369529-2 F369529-3
Cylinder Head Gasket F369529-1 F369529-2
Cylinder Head Gasket F369529 F369529-1

Aftermarket Product Interchange

Name SKU Price Brand
Head Gasket 18-3855 - Sierra Marine
Head Gasket 36290 $44.21 GLM Marine
Gasket,Cylinder Head 9-63800 $37.99 Mallory Marine
Force 3CYL Head Gasket Oem# 27-820438 FO-HG03 - Red Rhino
Due to manufacturer policy OEM Mercury products can only be shipped to addresses within the United States.