• 0307551 Evinrude Johnson Drain fill Plug | Genuine OEM BRP Outboard Part
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0307551 Evinrude Johnson Drain fill Plug | Genuine OEM BRP Outboard Part

0307551 Evinrude Johnson Drain fill Plug | Genuine OEM BRP Outboard Part

$11.01 AUD
$11.01 AUD
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🔧 Product Description

Genuine BRP Lower-Unit Drain and Fill Plug - Part Number: 0307551

A genuine BRP threaded drain and fill plug used in selected Evinrude, Johnson and OMC lower gearcases.

The plug is removed when draining or refilling the lower-unit gear lubricant. A new sealing washer should be installed whenever the plug is removed to help prevent lubricant loss and water entry.

⚙️ Key Features

  • Genuine BRP OEM gearcase drain and fill plug
  • Correct OMC part number 0307551
  • Used for lower-unit lubricant draining and filling
  • Cross-references with later OMC and BRP plug numbers
  • Compatible with Sierra, Mallory, GLM and SEI replacements

🚤 Compatibility

Commonly used on

  • Evinrude and Johnson lower gearcases
  • OMC outboard and V6 lower-unit lubricant housings
  • Gearcases using drain plug 0307551, 0912625 or 0982851

Typically suits

  • Engine models:
  • Evinrude / Johnson 8HP outboards
  • Evinrude / Johnson 9.9HP outboards
  • Evinrude / Johnson 10HP outboards
  • Evinrude / Johnson 15HP outboards
  • Evinrude / Johnson 20HP through 70HP gearcases using the same threaded plug
  • Evinrude / Johnson 75HP through 115HP gearcases using 0307551
  • Selected OMC V6 outboard gearcases specifying 0307551, 0912625 or 0982851
  • HP Range: Documented 8HP - 115HP, plus selected V6 gearcases
  • Engine Type: Evinrude / Johnson / OMC outboard lower unit
  • Year Range: Model and gearcase controlled

🔌 Function

The plug closes the lower-unit lubricant drain or fill passage. Together with its sealing washer, it keeps gear lubricant inside the housing and prevents water entering through the threaded opening.

⚠️ Common Signs of Failure

  • Gear lubricant leaking around the plug
  • Milky or water-contaminated lubricant
  • Damaged screwdriver slot or rounded plug head
  • Stripped, corroded or damaged threads
  • Missing or flattened sealing washer
  • Gearcase fails pressure or vacuum testing at the plug

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 0982851 later OMC / BRP drain-plug service reference
  • 0912625 later OMC drain-plug reference
  • 0307551 original OMC drain and fill plug reference

OEM / Related Numbers

  • 0307551
  • 307551
  • 0912625
  • 912625
  • 0982851
  • 982851
  • Drain-plug washer: 0311598
  • Drain-plug washer: 311598
  • BRP service reference: 0777602
  • 777602

Aftermarket / Verified Equivalents

  • Sierra: 18-2387
  • Sierra: 18-2387-9
  • Sierra: 18-4255
  • Mallory: 9-72655
  • GLM: 22420
  • SEI Marine: 98-360-35K

📦 Condition

  • Genuine BRP part
  • Brand new
  • Supplied in original or equivalent packaging

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

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