Gaskets and Seals› O-rings, Grommets and Vacuum Caps

SIERRAMARINE

O-RING (PRICED PER PKG OF 5)

$13.71

SKU: S08C 18-7142-9

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Special Order
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Non-Returnable Item

Description

O-RING (PRICED PER PKG OF 5)

MIA's Description

The Sierra Marine 18-7142-9 is an O-ring sold in a pack of five. It has an inner diameter of 3.940 inches and a width of 0.135 inches. This part is equivalent to Mallory Marine part number 9-76536. Sierra Marine is a leading manufacturer of aftermarket marine engine parts.

Fitment

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Specifications

BrandSIERRAMARINE
Part NumberS08C 18-7142-9

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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