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Sierra 18-1734 Thermostat Seal

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List Price: $11.99
Starting At: $8.49
(You save $3.50



Sierra 18-1734 Thermostat Seal

Sierra replacement thermostat seal for use with Johnson/Evinrude Outboards. All Sierra aftermarket engine parts are manufactured to meet or exceed OEM requirements.

  • For 6, 8, 9.9, 15, 40, 48, and 50 HP (1989-94)

Interchangeable with:

  • Johnson/Evinrude Outboard
    • 334742

California Residents: warning sign WARNING Cancer and Reproductive Harm -



Other Details

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Engine Parts
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