Oils, Fluids and Sealer› Oils, Fluids and Additives

Engineered Marine Products

STARTER

$205.98

SKU: E051 50-73939

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item

Description

The Engineered Marine Products 50-73939 starter is a replacement component for Yamaha 75-90 HP outboard engines from 1984 and later. This starter replaces OEM part numbers such as Yamaha 688-81800-10 and Sierra 18-6423.

Fitment

Fitment Guaranteed

Don’t gamble
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

BrandEngineered Marine Products
Part NumberE051 50-73939

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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