Engines and Components Belts and Pulleys

Engineered Marine Products

THERMOSTAT GASKET

$21.46

SKU: E051 27-00335

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The Engineered Marine Products 27-00335 is a thermostat gasket designed for MerCruiser 4-cyl, 165 Hp GM & MIE engines. It replaces Mercury part number 74830.

This gasket is specifically for 1980-82 4-cyl, 165 Hp GM & MIE engines. It also crosses with Sierra part number 18-2843, Barr part number MC47-27-74830, and GLM part number 31840.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandEngineered Marine Products
Part NumberE051 27-00335

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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