Happened to me the same. Last oil change I found a piece of metal. Digging more I found similar problems from US fellows and from Miata forums. The culprit is the tper ring from our Super-LSD...
Type: Posts; User: calinflorinalexandru
Happened to me the same. Last oil change I found a piece of metal. Digging more I found similar problems from US fellows and from Miata forums. The culprit is the tper ring from our Super-LSD...