Exterior Components› Body Panels and Components

SIERRAMARINE

WATER SHUTTER (PRICED PER PKG OF 2)

$101.35

SKU: S08C 18-2732-9

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Non-Returnable Item

Description

It is engineered as a direct replacement for MerCruiser part 807166A3 and is suitable for MerCruiser 3.0L to 4.2L inline sterndrive and inboard engines. The kit installs in the Y-pipe of the exhaust system and is built with durable, corrosion-resistant metal for operation in harsh marine environments. Each kit includes two water shutters for a complete replacement.

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.

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Specifications

BrandSIERRAMARINE
Part NumberS08C 18-2732-9

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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