Break-in Period for Rebuilt Engine

[ngoma]

Sounds logical to me. That was my possible reason #4 listed above "Poor cylinder prep and/or honing"

Originally Posted by ngoma

Guessing that the oil control rings are not doing their job. Could be many reasons.
Poor quality
Incorrect size
Incorrect orientation
Poor cylinder prep and/or honing
Faulty break-in procedure

[bigvolvoboy]

Hey, I'm currently going through the process of rebuilding my NA D24 (even though its taking ages cuz of school). Where did you purchase parts from such as the rod bearings?