991658 Washer | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta washer weighing 0.007 kg and listed for 106 applications across the IPS, D, V, DPH, DPI and DPR series. It is one of three washers in the same fastener group: 991659 is the second plain washer and 991660 is the toothed version, both on 101 applications, and the hexagon nut for the group is 991657.

🚤 Compatibility

• Engine Family: IPS, D, V, DPH, DPI, DPR
• HP Range: 140-480 HP

Full model list at the end of this description.

⚙️ Key Features

• 0.007 kg
• 106 applications across the IPS, D, V, DPH, DPI and DPR series
• Group partner of washers 991659 and 991660 and nut 991657
• No published outside or inside diameter
• 2 used per assembly

🔌 Function

Spreads the fastener's clamping load over the mating face and protects it from being scored as the fastener turns.

⚠️ Common Signs of Failure

• Joint working loose or the fastener bedding into the mating face
• Washer dished, cupped or distorted
• Bearing face bruised, bright or fretted
• Corrosion or pitting through the washer

🛠️ Service Notes

• Check which of the three washers came out — 991659 shares the toothed washer's weight and fitment exactly, and this one is separated only by its own listing

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta V6-200-CE-N, V6-240-M, V6-240-C-M, V6-240-CE-M, V6-280-M, V6-280-C-M, V6-280-CE-M, V6-280-J, V6-280-C-J, V6-240-CE-N, V6-240-CE-K, V6-280-CE-K, V6-200-J, V6-200-C-J, V6-280-CE-N, V6-200-M, V6-200-C-M, V6-250-CE-O, V6-240-J, V6-240-C-J
• Volvo Penta V8-300-C-M, V8-300-CE-M, V8-350-C-M, V8-350-CE-M, V8-300-CE-N, V8-350-CE-N, V8-380-C-M, V8-380-CE-M, V8-430-C-M, V8-430-CE-M, V8-300-C-K, V8-300-CE-K, V8-350-C-K, V8-350-CE-K, V8-380-C-K, V8-380-CE-K, V8-430-C-K, V8-430-CE-K, V8-380-CE-N, V8-430-CE-N
• Volvo Penta D6-330A-F, D6-370A-F, D6-300A-F, D6-300A-G, D6-340A-G, D6-380A-G, D6-300D-G, D6-340D-G, D6-380D-G, D6-440D-G, D6-480D-G, D6-400A-G, D6-440A-G, D6-400A-F
• Volvo Penta D13C2-B MP, D13C2-A MP, D13C4-A MP, D13B-L MP, D13B-G MP, D13B-K MP, D13B-C MP, D13C5-B MP, D13C6-A MP, D13C4-B MP, D13C5-A MP, D13C7-B MP, D13C8-B MP
• Volvo Penta D4-260A-F, D4-300A-F, D4-225A-F, D4-150A-G, D4-230A-G, D4-270A-G, D4-320A-G, D4-300A-G
• Volvo Penta D11C2-A MP, D11C4-A MP, D11B4-A MP, D11B2-A MP, D11A-C MP, D11A-D MP, D11A-E MP
• Volvo Penta D3-140A-H, D3-170A-H, D3-200A-H, D3-220A-H
• Volvo Penta D8A2-A MP, D8A4-A MP, D8A8-A MP
• Volvo Penta IPS15-C, IPS15-B, IPS15-A
• Volvo Penta IPS2-C, IPS2-A, IPS2-B
• Volvo Penta DPH-D1, DPH-E
• Volvo Penta IPS20-D, IPS20-E
• Volvo Penta IPS3-C, IPS3-A
• Volvo Penta IPS30-E, IPS30-D
• Volvo Penta DPI-A
• Volvo Penta DPR-D
• Volvo Penta IPS40-A