21651097 Hose | Genuine Volvo Penta Part
21651097 Hose | Genuine Volvo Penta Part
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Availability checked daily with Volvo Penta
✓ Authorised Volvo Penta Dealer · Genuine Volvo Penta parts · Ships Australia-wide
🔧 Product Description
Internal raw-water intake hose used inside Volvo Penta DP-H and DP-R sterndrives. It carries seawater from the drive intake to the transom and engine cooling circuit and is a critical service item when the drive is removed.
🚤 Compatibility
Typically suits:
- Volvo Penta DPH-D1
- Volvo Penta D6-330A-F
- Volvo Penta D6-370A-F
- Volvo Penta D4-260A-F
- Volvo Penta D4-300A-F
- Volvo Penta D6-300A-F
- Volvo Penta D4-225A-F
- Volvo Penta D6-300A-G
- Volvo Penta D6-340A-G
- Volvo Penta D6-380A-G
- Volvo Penta D6-400A-G
- Volvo Penta D6-400A-F
- Volvo Penta D4-150A-G
- Volvo Penta D4-230A-G
- Volvo Penta D4-270A-G
- Volvo Penta D4-300A-G
- Engine Family: DPH, D
- HP Range: 150-400 HP
⚙️ Key Features
- Genuine Volvo Penta internal water-intake hose
- DP-H and DP-R drive application
- Moulded for internal drive routing
- Carries raw cooling water under pump suction
- Documented H-1097 aftermarket replacement
- System type: Internal sterndrive raw-water intake
🔌 Function
Transfers seawater from the sterndrive intake to the engine-mounted raw-water pump.
⚠️ Common Signs of Failure
- Engine overheating at speed
- Air entering the seawater pump
- Cracked, flattened or kinked hose
- Salt deposits or leakage inside the transom assembly
- Poor raw-water flow
🛠️ Service Notes
- Fit hoses only to clean, sound spigots — take off old rubber, scale and corrosion, and renew the spigot or pipe if it is pitted, because no clamp will seal a rough sealing face
- Push the hose fully home so the clamp sits behind the bead or barb rather than over the end of the spigot, and fit new clamps whenever a hose is renewed
- Let the hose follow its natural bend with no kinks and no tension on either connection, clear of hot surfaces and moving parts, with chafe protection wherever it passes a bracket, edge or bulkhead
- Use the correct grade of hose for the duty, and clamp to the standard the installation demands — twin clamps are normal practice on seawater and fuel connections below the waterline
- Refill, vent and run the engine, then check every joint hot and cold and recheck the clamps after the first running period as the hose beds down
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 21651097 → Supersedes 3808170 → Supersedes 3863345 → Supersedes 3583014
OEM / Related Numbers
- 3808170 earlier number superseded by this part
- 3863345 earlier number superseded by this part
- 3583014 earlier number superseded by this part
Other-Brand OEM Numbers
- VOE21651097
Aftermarket / Verified Equivalents
- MarineParts H-1097
📦 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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