The Porsche IMS bearing was the subject of the Eisen Class Action lawsuit which was settled by Porsche that affects Boxster 986 and 911 (996 and early 997) models with the single row IMS bearing. Fact 2. The IMS bearing is a wear item and needs to be replaced as part of regularly scheduled maintenance. Fact 3.
How can you tell if the IMS bearing has been replaced?
Unless you have paperwork or a Carfax report you can't tell if you have an IMS bearing replacement. If you have a 911, Boxster or Cayman that is at risk of an IMS failure (all of them of a certain vintage) the wise move is to change your bearing out to one of the proven solutions to prevent it.
What year Porsches have IMS problems?
If you own or are considering buying a 911 Porsche model/year prior to 2009, you need to know about the issues with the IMS bearings in the 996 and 997 generations. It is well known that these cars had a problem in the intermediate shaft (IMS) that drove the engines' camshafts, resulting in engine failure.
How common is Porsche IMS failure?
Based off projections calculated by a fellow Porsche enthusiast and retired bearing engineer from Timken, they figure a 90% survival rate of the single-row 6204 ball-bearing used in the IMS at 90,000 miles* resulting in a staggering 10% failure rate (called the Ll0 life)!
What year did Porsche fix the IMS bearing?
Porsche came out with their own IMS bearing replacement in 2017 using a sealed ceramic hybrid ball bearing like the IMS Retrofit, which was almost a decade after LN Engineering released the IMS Retrofit in 2008.
Does 2006 Porsche 911 have IMS issues?
The incidence of IMS failures in 2006-2008 Porsche Boxster, Cayman, and 911 models with the M96 or M97 engine is very low. Owners of 2006 through 2008 Boxster, Cayman, and 911 (997) models don't need to rush out to have their engine disassembled to replace the IMS bearing.
How much does it cost to replace IMS bearing?
On average, IMS bearing replacement can run $3500-4500 but the cost to have the IMS bearing changed in a Boxster or 911 can vary greatly depending on regional labor rates and also how much deferred maintenance has to be carried out.
What does IMS bearing failure sound like?
The most obvious one would be knocking or grinding sounds coming from your motor. If you are experiencing this, your Porsche may be in IMS bearing failure. Other signs include oil leaks or oils with metallic shards in the oil filter, signs that something has broken off inside of your car.1 Jul 2021
What year did Porsche stop using the IMS bearing?
What To Do To Prevent an IMS Bearing Issue. After 2009, the M96 and M97 engines were replaced by the 9A1 engine, which uses engineering that drives the camshafts directly from the crankshaft instead of using the IMS system. This is great news if you own one of these years and models.