http://vb.foureyedpride.com/showthread.php?152705-bad-scoring-on-cylinder-wall-what-caused-is-causing-this WebOct 24, 2006 · Figure 5 shows two borescope views of the upper cylinder bore — the so-called “ring-step area.” The left view is normal; the right one has abnormal wear and scoring — possibly due to a broken compression ring — and probably needs to come off.Next time you put your airplane in the shop, ask your mechanic what kind of borescope he uses.
997.1 cylinder bore scoring - Pelican Parts Forums
Cylinder wall scoring is the damage to cylinder wallsfrom severe friction. It was brought on by a loss of lubrication, which may result from an oil shortage or overheating. If you flog them too hard for too long, crate … See more Cylinder wallscan develop scoring in numerous ways. Inadequate cooling, insufficient lubrication, a damaged piston, fractured piston rings, or foreign items or particles can all result in scored cylinder walls. It did not allow … See more Although cylinder liners will deteriorate, you can reduce this deterioration. For instance, you can battle the acidic sulfur residues left behind … See more WebJun 7, 2024 · The most common method to evaluate cylinders for scoring is to bore scope them. Although traditionally you would do this through the spark plug with the piston at BDC (bottom dead … phone screen repair sandusky ohio
Need some help, cylinder scoring Lawn Mower Forum
WebMar 8, 2024 · The scoring occurs as a result of the piston rings and cylinder wall coming into contact with each other and it can cause significant damage to the engine. While bore scoring is not a common problem it’s more common than people think and it … http://forums.pelicanparts.com/porsche-marketplace-discussion/1085743-997-1-cylinder-bore-scoring.html WebSep 14, 2011 · There is no problem just getting the one cylinder done. 200 miles on a piston is not much and you should be ok to replace just one piston but I would probably do both depending on how it looked. Keep the other for a spare and bring it along on trips, never know. I doubt the other cylinder would need any hone work. Do what you are … phone screen repair romford