78509620 Block | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta block with a 12.7 mm inside diameter, weighing 0.017 kg and listed for 19 applications across the TAD and TWD series engines. It is the smaller-bore partner to block 78509615, which is 19.1 mm inside diameter at the identical published weight and the identical 19 applications.

🚤 Compatibility

Typically suits:

• Volvo Penta TAD1180-83VE
• Volvo Penta TAD1360-62VE
• Volvo Penta TAD1363-65VE
• Volvo Penta TAD1640VE-B
• Volvo Penta TAD1641VE-B
• Volvo Penta TAD1642VE-B
• Volvo Penta TAD1660-62VE
• Volvo Penta TAD1662VE EU5
• Volvo Penta TAD1340VE
• Volvo Penta TAD1341VE
• Volvo Penta TAD1342VE
• Volvo Penta TAD1343VE
• Volvo Penta TAD1344VE
• Volvo Penta TAD1345VE
• Volvo Penta TAD1350VE
• Volvo Penta TAD1170-72VE
• Volvo Penta TWD1683VE
• Volvo Penta TAD1150-52VE
• Volvo Penta TAD1140-42VE

• Engine Family: TAD, TWD

⚙️ Key Features

• 12.7 mm inside diameter
• 0.017 kg
• 19 applications across TAD and TWD engines
• Same weight and fitment as 78509615, so order by bore

🔌 Function

Grips a pipe or hose of matching diameter and holds it secure at its mounting.

⚠️ Common Signs of Failure

• Pipe working loose in the block and rubbing
• Block cracked through the clamping section
• Polished or worn seat where the pipe has moved
• Mounting fastener slack or absent

🛠️ Service Notes

• Order by bore size, since 78509615 has the same 0.017 kg weight and the same 19 applications and only the 12.7 mm against 19.1 mm inside diameter tells them apart
• Check the pipe for chafe damage at the clamp point before refitting

📦 Condition

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