858131 Cap | Genuine Volvo Penta Part
858131 Cap | Genuine Volvo Penta Part
Couldn't load pickup availability
Available from Volvo Penta international
Typically reaches our store in 10–14 business days
Availability checked daily with Volvo Penta
✓ Authorised Volvo Penta Dealer · Genuine Volvo Penta parts · Ships Australia-wide
🔧 Product Description
Genuine Volvo Penta cooling system cap weighing 0.334 kg and listed for 3 applications. A second cap appears in this run under 858165, but that one belongs to the Engine group and weighs 3.4 kg, so the two are not alternatives to one another.
🚤 Compatibility
Typically suits:
- Volvo Penta 2003TB
- Volvo Penta 2003T
- Volvo Penta 2003TR
⚙️ Key Features
- 0.334 kg
- 3 applications
- Cooling System group
- Not interchangeable with Engine group cap 858165
🔌 Function
Closes off its housing in the cooling circuit and holds the coolant in.
⚠️ Common Signs of Failure
- Coolant seepage or staining around the cap joint
- Coolant level dropping with no other visible leak
- Sealing face corroded, pitted or scaled
- Seal or gasket hardened, flattened or split
- Threads or clamping points damaged so the cap will not pull down evenly
🛠️ Service Notes
- Renew the seal or gasket at the same time and clean the sealing face before refitting
📦 Condition
- Genuine Volvo Penta 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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