Can a bad lifter damage the camshaft?
When a lifter goes bad, the inside section of these lifters can go all the way down to the point where they contact the camshaft. So, the roller on the lifter presses against the camshaft and can damage it to a point where your camshaft would need replacement in the next 10,000 to 15,000 miles.
What causes a camshaft to seize?
The most common defects are broken and seized camshafts. The shaft breakage is caused by incorrect assembly into a misalignment position, which limits the free rotation of the cam. Seizing of camshafts is caused by impurities in the shaft bearing housing, respectively by malfunction of the engine lubrication system.
How do I know if my lifter has collapsed?
The most obvious symptom of a faulty hydraulic lifter is the noise it creates in your car’s engine. You can usually distinguish the faulty lifter by the distinct sound. Instead of a knock or ping, a faulty hydraulic lifter will usually make a sound more reminiscent of a tapping sound.
Are there camshaft lobe lifters on an Audi TDI?
A common problem in VW and Audi TDI with pumpe duse TDI engines (PD) are worn camshaft lobes, lifters (camshaft followers), and bearings. If you have a 2004-2005 VW Passat TDI (BHW), 2004-2005 Jetta (BEW), 2004-2006 Golf, New Beetle (BEW), 2005.5-2006 Jetta (BRM), or V10 Touareg TDI, you have a PD engine.
What should the valve lift be on a VW Cam?
Select a cam that uses the stock VW rocker arms (not 1.25 or 1.4 ratio rockers), in an effort to keep valve lift no more than .460″. Running a valve lift more than .460″ in an everyday driven car will result in parts wearing out very quickly and make the engine noisier.
What kind of camshaft does a VWW use?
W110 Engle high performance camshafts for VW Volkswagen. Lift 430, Duration 284. Hot street & off road, good low & midrange power, fair idle. See the camshaft spec chart below to help you choose the cam that is right for your application. Engle W110 Camshaft, Lift 430, Duration 284.
How can I tell if my camshaft lobe lifters are worn?
A basic inspection requires the valve cover to be removed and the camshaft rotated to examine the lobes and lifters. This should tell you right away if there is lobe wear. The difficulty of removing the valve cover is only 1/5.