Do you have a sure grip? If you do, did you put the sure-grip additive in the rearend lube? Lack of the additive will cause noisy clutches in the rearend... Chris.... ----- Original Message ----- From: <kwdata@xxxxxxxx> To: <mailing-list@xxxxxxxxxxxxxxxx> Sent: Friday, January 11, 2002 6:56 PM Subject: IML: Oil Additives and other problems > As far as oil additives go I have only used one on the 440 in my 67 - > that being some stuff called Avblend which is made for aircraft engines. > I read the independent lab tests which validate the claims made by the > manufacturer. I used it because I had a lifter that was sticking after a > cold start - poured the stuff in and in about a week no more noise and > the engine ran more smoothly overall. This is not a cheap additive and > apparently has been around since before WW2, it costs $ 20.00 for a 12 > oz. can unless you buy a case then it's $14.95. > > I have another mystery which seems to defy solution- I just had the chunk > and the axle bearings replaced on the 67 the pinion bearing went out on > the old one. However, now I have a new noise - when I make a right turn > at high speed or slow down to come to a stop I hear a rubbing or grinding > noise from what seems to be the drivers side rear a sort of wump wump > sound. Has anyone had this experience? If so please enlighten me. Thanks > in advance for any help. > > Marc > > 67 Crown Coupe > >