Sierra Marine Powerhead Gasket Set 18-4303-1 @ MarineEngine.com
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Warranty (PDF)

POWERHEAD GASKET SET 18-4303-1

List Price
$97.99

Part Number
18-4303-1

Your Price
$76.44

Manufacturer
Sierra Marine


8 in stock.
Replaces OEM #0439085. 18-4303-1 Powerhead Gasket Set 391330. Note: The gasket set contains the same parts and the OEM kit and does not include o-ring 18-7158 (Replaces OEM #0310585). That o-ring is included in the waterpump repair kit.

Parts shipped to United States, Puerto Rico and Canada only. Manuals shipped internationally.

Additional information about this part can be found on page 208 of the 2008 Sierra Marine catalog.

Sierra Marine is the market leader for aftermarket marine engine parts. Sierra products cover every major engine brand. Sierra offers a comprehensive product line and an unsurpassed customer satisfaction warranty covering parts and labor.