need help ASAP (crankshaft pulley wobbling...)
#1
#2
Stop driving and replace it immediately. What's happened is the elastomer material that binds two pulleys into one (making the crankshaft pulley) has started to fail causing the wobble. It's a very rare problem, but it happens. Continued driving could possibly result in engine damage because that elastomer ring serves a crank damper. That wobble could potentially remove it's dampening capabilities and could lead to a catastrophic failure of the crank or bearings.
A replacement OEM pulley is $190. Don't forget to replace the crank seal while you're in there. It's cheap insurance.
http://www.trademotion.com/partlocat...layCatalogid=0
A replacement OEM pulley is $190. Don't forget to replace the crank seal while you're in there. It's cheap insurance.
http://www.trademotion.com/partlocat...layCatalogid=0
#3
Its true that the crank pulley is a damper as well...but its not the harmonic vibrations that would scare me. With wobbling crank you will have issues and will blow out the bearings in the crank and the rods will slide and cause catastrophic failure to your engine. Replacement will hopefully fix it, but if not you will have to machine the crank.
PS. I do have a stock crank pulley for sale as well. I'm using the UR lightweight crank pulley.
PS. I do have a stock crank pulley for sale as well. I'm using the UR lightweight crank pulley.
#5
No idea. Assuming they can fix it just by replacing the crank pulley...I bet they will charge you $250-$300 for parts and 3 hours of labor @ $115/hr. Just my guess. If it were me, I would take it to a Nissan dealership. They charge less for parts and less for labor and use the exact same tools and parts.
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