828475A1 Mercury MerCruiser Cap Assembly Oil Tank | Genuine Quicksilver OEM Part
828475A1 Mercury MerCruiser Cap Assembly Oil Tank | Genuine Quicksilver OEM Part
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🔧 Product Description
Genuine Quicksilver Oil Tank Cap Assembly - Part Number: 828475A1
A genuine Quicksilver oil tank cap assembly for selected Mercury and Mariner 2-stroke oil-injection outboards. This cap assembly seals the engine-mounted oil tank and includes the dipstick / sealing arrangement used to check and retain oil in the tank.
⚙️ Key Features
- Genuine Quicksilver OEM oil tank cap assembly
- Correct Mercury part number 828475A1
- Oil tank cap with sealing function and dipstick-style level check
- Used on selected Mercury / Mariner 65HP to 125HP 2-stroke outboards
- Helps maintain correct oil tank sealing and oil level inspection
🚤 Compatibility
Commonly used on
- Mercury / Mariner 2-stroke outboard engine-mounted oil tank cap applications
Typically suits
- Engine models:
- Mercury / Mariner 65HP 2-stroke oil tank cap applications where 828475A1 is specified
- Mercury / Mariner 75HP 2-stroke oil tank cap applications where 828475A1 is specified
- Mercury / Mariner 90HP 2-stroke oil tank cap applications where 828475A1 is specified
- Mercury / Mariner 100HP 2-stroke oil tank cap applications where 828475A1 is specified
- Mercury / Mariner 115HP 2-stroke oil tank cap applications where 828475A1 is specified
- Mercury / Mariner 125HP 2-stroke oil tank cap applications where 828475A1 is specified
- Mercury / Mariner 65HP - 125HP 2-stroke oil-injection outboards using oil tank cap 828475A1
- HP Range: 65HP - 125HP
- Engine Type: Mercury / Mariner 2-stroke oil-injected outboard
- System Type: Engine oil tank cap assembly
🔌 Function
The oil tank cap seals the engine-mounted oil tank and allows oil level checking so the oil injection system can maintain correct oil supply.
⚠️ Common Signs of Failure
- Oil leakage around cap
- Cracked or missing cap
- Damaged seal or O-ring
- Oil tank does not hold pressure or seal correctly
- Dipstick or cap assembly damaged during service
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 828475A1 current OEM oil tank cap assembly reference
OEM / Related Numbers
- 828475A1
- 828475 A1
- 828475
- 828793 related oil cap reference
- 11-11316-1 related hardware reference
Aftermarket / Verified Equivalents
- No aftermarket equivalent
📦 Condition
- Genuine Quicksilver 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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