I would not worry about it unless the noise happens at start up every time. What brand oil? I.e., did it have "zinc" (zinc dialkyldithiophosphate a.k.a. ZDDP) in it? Thanks, Gary H. > -------Original Message------- > No this is the first time I've heard it. It's more of a bass sound I believe, could be wrong though, not like I hear it often. It didn't do it for long, when that oil pressure shot up it quit. > > On Aug 29, 2011, at 10:26 AM, "Gary H." wrote: > > > 30w should be okay. Do you always hear a rapping noise when starting a motor that is very hot? The noise then immediately goes away as the motor runs? Does it sound like a dry lifter (tick) or a more bass sound? > > > > Thanks, > > Gary H. > > > >> -------Original Message------- > >> > >> Yea 30 > >> > > > >> > >> On Aug 28, 2011, at 9:35 PM, Eric > >> > >> I think he put 30w in it > > > > -- -- -- Please address private mail -- mail of interest to only one person -- directly to that person. That is, send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic. Thanks! 1962 to 1965 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html and http://www.1962to1965mopar.ornocar.com/general_disclaimer.html. -- You received this message because you are subscribed to the Google Groups "The 1962 to 1965 Mopar Mail List Clubhouse" group. http://groups.google.com/group/1962to1965mopars?hl=en.