0354759 Evinrude Johnson O-Ring | Genuine OEM BRP Outboard Part
0354759 Evinrude Johnson O-Ring | Genuine OEM BRP Outboard Part
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🔧 Product Description
Genuine BRP Evinrude Johnson Water Pressure Relief Valve Housing O-Ring - Part Number: 0354759
A genuine BRP O-ring used to seal the cover of the water-pressure relief or blow-off valve on selected 115HP and larger Evinrude outboards.
The O-ring prevents cooling water from leaking around the valve-housing cover and maintains the pressure required for the relief-valve diaphragm and plunger to operate correctly.
⚙️ Key Features
- Genuine BRP Evinrude Johnson OEM valve O-ring
- Correct BRP part number 0354759
- Seals the water-pressure relief valve housing cover
- Used on selected large E-TEC and direct-injection engines
- Suitable for pressure-relief and blow-off valve assemblies
🚤 Compatibility
Documented applications include
- Evinrude E-TEC 115HP
- Evinrude E-TEC 130HP and 135HP
- Evinrude E-TEC 150HP
- Evinrude E-TEC 175HP and 200HP
- Evinrude E-TEC 225HP and 250HP
- Selected 275HP and 300HP engines using the same relief-valve housing
- Standard and H.O. applications where 0354759 is shown
- HP Range: Commonly 115HP - 300HP
- Engine Type: Evinrude direct-injection and E-TEC two-stroke outboard
- Application: Cooling-system water-pressure relief valve
🔌 Function
The O-ring seals the pressure-relief valve housing so the diaphragm, spring and plunger can regulate cooling-water pressure without external leakage.
⚠️ Common Signs of Failure
- Cooling water leaks around the valve cover
- Salt deposits form around the relief-valve housing
- Cooling-water pressure becomes unstable
- Engine overheats or runs too cool
- O-ring becomes flattened, cut or hardened
- Valve cover will not reseal after diaphragm service
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 0354759 current BRP pressure-relief valve O-ring reference
OEM / Related Numbers
- 0354759
- 354759
- 5006147 related pressure-relief valve assembly
- 5007970 related pressure-relief valve assembly
- 5008108 related blow-off valve assembly
- 0347244 related diaphragm
- 0347245 related plunger seal
- 0347240 related housing plate
Aftermarket / Verified Equivalents
- Direct replacement valve O-ring: 354759
- Included in compatible water-pressure relief valve repair assemblies
📦 Condition
- Genuine BRP part
- Brand new
- Supplied in original or equivalent packaging
Shipping & Delivery
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
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?
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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