21308512 Insulating Bushing | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Starter and Alternator Insulating Bushing - Part Number: 21308512

An electrically insulating mounting bushing used to isolate the designated fastener or component while maintaining correct alignment and controlled clamping.

⚙️ Key Features

• Correct OEM bore and outside diameter

• Provides electrical isolation

• Reduces vibration and metal-to-metal contact

• Designed for the assigned mounting position

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• Current OEM reference: 21308512

OEM / Related Numbers:

• 21308512

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

• D6-280A-A starting-system installations

• D6-350A-A

• D6-370A-C

• D8A2-A MP

• D11C1-A MP

🔌 Function

The bushing isolates the mounted hardware and supports correct alignment under engine vibration.

Common signs of failure or damage:

• Cracked or split insulation

• Electrical shorting or loss of isolation

• Loose or misaligned component

• Heat or arc marks

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging