Looking for some recommendations. Have an older Corvette with low mileage that has the GM soft camshaft problem. Currently using Castrol GTX 10W-40. Is there another oil that would better protect the camshaft in this car?
TIA
TIA
Humm you do know that all the big 4 car makers used soft Iron for the flat tappet cams with "external" harding.quote:
Originally posted by vettenuts:
Looking for some recommendations. Have an older Corvette with low mileage that has the GM soft camshaft problem. Currently using Castrol GTX 10W-40. Is there another oil that would better protect the camshaft in this car?
TIA
They had those problems when they were specifying 5w-30..quote:
Originally posted by moribundman:
Don't some BMW have problems with cam lobes wearing prematurely? Don't they use 10W-60?
It was rod bearing failure in one particular engine. The one used in the M3.quote:
Originally posted by moribundman:
Don't some BMW have problems with cam lobes wearing prematurely? Don't they use 10W-60?