This is the gasket that is fitted between the chain housing and the case. there are two on your 911 engine, and both should be replaced. perfect addition to your order when you plan to update your tensioners.
This chain sprocket holder is needed for securing the chain sprocket, preventing chain slippage. This tool is extremely crucial when replacing tensioners or setting cam timing.
Applicable: Porsche model - 911, 930. Please call our office for availability.