Ignitions and Electrical Ignition Components

SIERRAMARINE

TUNE UP KIT

$101.33

SKU: S08C 18-5247

In Stock
In Stock
Ships by Jun 13
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Sierra Marine 18-5247 is a tune-up kit designed for specific Mercruiser engines. This kit includes a flat distributor cap, rotor, and two bolts.

It is compatible with late model V-8 engines, specifically the Alpha/Bravo 350 Mag, 5.0L, 5.7L, and 6.2L MPI engines with ECM 555 S/N 0M300000 and up. The kit replaces Mercury Marine part numbers 898253T29, 8M0060495, and 8M0061335.

Fitment

Fitment Guaranteed

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on fit.

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

BrandSIERRAMARINE
Part NumberS08C 18-5247

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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