# 866690 O-Ring | Genuine Volvo Penta Part ## 🔧 Product Description Genuine Volvo Penta O-ring for engines with keel cooling, from the Cooling System group, weighing 0.002 kg and listed for 165 applications across TAMD and D series engines. It consolidates two earlier numbers, 3583651 and 3826457, which were catalogued as a gasket - so a parts list that calls for a gasket at this position now takes an O-ring. ## 🚤 Compatibility - **Engine Family:** TAMD, D - **HP Range:** 110-435 HP Full model list at the end of this description. ## ⚙️ Key Features - For engines with keel cooling - 0.002 kg - Listed for 165 applications - Consolidates 3583651 and 3826457, catalogued earlier as a gasket ## 🔌 Function Seals a joint in the cooling circuit by being compressed in its groove. ## ⚠️ Common Signs of Failure - Coolant weeping from the joint once the system is hot - O-ring found flattened, nicked, twisted or gone hard - Groove or sealing land corroded or scored - A joint that will not stop seeping however hard it is pulled up ## 🛠️ Service Notes - Always fit a new O-ring - the old one has taken a set and will not seal again - Check the groove and the spigot for burrs and corrosion, and lubricate the ring so it does not roll or nip on the way in ## 🔄 Supersession & Cross Reference ### OEM Supersession Chain - 866690 → Supersedes 3583651 ### OEM / Related Numbers - 3583651 earlier number superseded by this part ## 📦 Condition - Genuine Volvo Penta part - Brand new - Supplied in original or equivalent packaging ## 🔎 Full Model Compatibility Typically suits: - Volvo Penta D6-350A-A, D6-350A-B, D6-370D-B, D6-330D-B, D6-330A-F, D6-370A-F, D6-370D-A, D6-330D-F, D6-370D-F, D6-330I-D, D6-310I-B, D6-280I-B, D6-280I-C, D6-280I-D, D6-280I-E, D6-310I-D, D6-435I-D, D6-310I-E, D6-280I-A, D6-310I-A, D6-300A-F, D6-300D-F, D6-300I-F, D6-310D-B, D6-370I-A, D6-370I-B, D6-330I-B, D6-330I-C, D6-370I-C, D6-370I-D, D6-310A-B, D6-310A-A, D6-310I-C, D6-280A-A, D6-280A-B, D6-330I-F, D6-370I-F, D6-400A-E, D6-435D-A, D6-435D-D, D6-435D-E, D6-435D-F, D6-435I-A, D6-435I-C, D6-435I-E, D6-400A-F, D6-435D-C, D6-435I-F, D6-330I-E, D6-370I-E, D6-330A-B, D6-370A-B - Volvo Penta D4-260A-B, D4-260A-A, D4-260A-C, D4-260A-D, D4-260A-E, D4-260A-F, D4-260D-B, D4-260D-C, D4-260D-D, D4-260D-E, D4-260D-F, D4-260I-A, D4-260I-B, D4-260I-C, D4-260I-D, D4-260I-E, D4-260I-F, D4-300A-A, D4-300A-C, D4-300A-D, D4-300A-E, D4-300A-F, D4-300D-A, D4-300D-C, D4-300D-D, D4-300D-E, D4-300D-F, D4-300I-A, D4-180I-C, D4-225I-C, D4-180I-D, D4-225I-D, D4-180I-E, D4-225I-E, D4-180I-F, D4-225I-F, D4-210A-A, D4-210A-B, D4-225A-B, D4-225A-C, D4-225A-D, D4-300I-C, D4-300I-D, D4-300I-E, D4-300I-F, D4-225A-E, D4-225A-F, D4-210I-A, D4-210I-B, D4-180I-B, D4-225I-B - Volvo Penta D3-220I-G, D3-140A-D, D3-170A-D, D3-200A-D, D3-220A-D, D3-140I-D, D3-140A-E, D3-170A-E, D3-200A-E, D3-220A-E, D3-140I-E, D3-140A-F, D3-170A-F, D3-200A-F, D3-220A-F, D3-140I-F, D3-140A-G, D3-170A-G, D3-200A-G, D3-220A-G, D3-140I-G, D3-110I-D, D3-150I-D, D3-170I-D, D3-200I-D, D3-220I-D, D3-110I-E, D3-150I-E, D3-170I-E, D3-200I-E, D3-220I-E, D3-110I-F, D3-150I-F, D3-170I-F, D3-200I-F, D3-220I-F, D3-110I-G, D3-150I-G, D3-170I-G, D3-200I-G, D3-110I-H, D3-140A-H, D3-170A-H, D3-200A-H, D3-220A-H, D3-150I-H, D3-170I-H, D3-200I-H, D3-220I-H, D3-140I-H - Volvo Penta TAMD74P-A, TAMD74P-B, TAMD74A, TAMD74C-A, TAMD74C-B, TAMD74L-A, TAMD74L-B - Volvo Penta TAMD63L-A, TAMD63P-A - Volvo Penta TAMD73P-A, TAMD73WJ-A - Volvo Penta TAMD75P-A ## Details - **Price:** 24.96 AUD - **Vendor:** Volvo Penta - **Type:** Gaskets & Seals - **Tags:** Volvo Penta ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 24.96 AUD | In stock | ## Images - 866690 O-Ring | Genuine Volvo Penta Part - 866690 O-Ring | Genuine Volvo Penta Part - photo 2 of 3 - 866690 O-Ring | Genuine Volvo Penta Part - photo 3 of 3 --- > Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/866690-o-ring-genuine-volvo-penta) > Updated: 2026-09-06