Ferrari Mailing List: Re: Engine Rebuild III

[Martin Stark (MStark]

Which oil did you use?

Michael James wrote:

> My mechanic, David Feinberg, believes my choice in oil coupled with 
> the heat did some serious damage - the piston rings scoured the 
> cylinder liners, and vice-versa when the oil 'broke-down" from 
> high-heat, and the bearings in the motor are all SHOT.  The Cams and 
> Crankshaft were spared, but the bearing sets have risen in price over 
> the years....and so have cylinder liners.  I also burned-through a 
> piston.  I also have all of the engine gaskets to replace (a whole-set 
> of engine gaskets are $1,800, which include the head gaskets).  All 16 
> exhaust valves are destroyed, along with 9 intake valves.....the 
> previous valve job managed to 'nick' all of the valves and corrupt 
> their sealing properties, so my compression/leakdown numbers were 
> horrible across the board.  I suppose I should be lucky that the Block 
> and Heads were spared, but the internal 'bits' that have been roasted 
> over the years....crap!
>  
> Anywho, we'll have to sit-down and review what the way-ahead looks like.
>  
> M
>  
>  <snip>