Ignitions and Electrical› Ignition Components

SIERRAMARINE

COPPER CORE SPARK PLUG WIRE, JOHNSO

$44.50

SKU: S08C 18-99314

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Special Order
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The Sierra Marine 18-99314 is a copper core spark plug wire designed for use with Johnson/Evinrude engines from 1967-1972 and Mercury engines from 1966-1977. This wire is equivalent to Mercury Marine part numbers 99215AA29, 813715A1, and 813415A1, as well as CDI Electronics part number 931-9215.

Fitment

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Specifications

BrandSIERRAMARINE
Part NumberS08C 18-99314

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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