Skip to product information
Drain Fill Plug for Johnson Evinrude OMC Outboard 8 115 HP 0307551 311598 2

Drain Fill Plug for Johnson Evinrude OMC Outboard 8 115 HP 0307551 311598 2

Write Review

Your Source for Aftermarket Parts

$37.29
Sale price  $37.29 Regular price 

Available to Order

Usually ships in 2–4 business days.
This Drain Fill Plug is a replacement drain/fill plug compatible with Johnson, Evinrude, and OMC outboard engines from 8 to 115 HP and matches OEM Part# 0307551 and 311598.
Industrial Retailer parts support representative

Need help finding the right part? Talk with a parts expert today.

Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT

Live Chat: Available 24/7

Call us

I needed a forklift part and wasn’t sure which one fit. They asked for the model and serial number, got back to me quickly, and made sure I ordered the right one. Really helpful.

Randy W. — Verified customer

Product Overview

This Drain Fill Plug is a replacement drain/fill plug compatible with Johnson, Evinrude, and OMC outboard engines from 8 to 115 HP and matches OEM Part# 0307551 and 311598.

Product Overview

Key Features & Performance

  • Includes two (2) drain/fill plugs
  • Direct replacement for OEM part numbers 0307551 and 311598
  • Fits Johnson, Evinrude, and OMC outboard engines 8-115 HP
  • Durable construction to withstand marine environments
  • Simple twist-off design for easy gear oil changes

Fitment & Compatibility

  • Johnson outboard engines 8-115 HP
  • Evinrude outboard engines 8-115 HP
  • OMC outboard engines 8-115 HP

Common Uses

  • Draining gear oil from lower unit during maintenance
  • Filling gear case with fresh lubricant
  • Replacing worn or damaged drain/fill plugs on outboard motors

Technical Specifications

  • Part Number(s): 0307551, 311598
  • Quantity: 2 plugs per package
  • Compatible Makes: Johnson, Evinrude, OMC
  • HP Range: 8-115 HP

Frequently Asked Questions

Q: Will this plug fit my 1990 Evinrude 50 HP? A: Yes, these plugs are designed for Johnson, Evinrude, and OMC outboards from 8 to 115 HP, covering many models from the 1970s through 1990s.

Q: Are these plugs made of metal or plastic? A: They are typically made of corrosion-resistant metal; check product description for material details.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.

Customers also purchased

Keywords (Used as search references only) View IP policy.