Turbo LT-1

[ECMnut at aol.com]

The high vacuum stress makes sense..  High vacuum, as in allowing 
the engine breaking to slow you down after a run, really shortens the 
life of aluminum rods..
Mike V
> 
>  IMHO Pistons, pins, bearings, and block webing  ( and cast cranks)  
usually 
> go
>  first before the rod (in compression). Heavy detonation usually destroys
>  pistons, lite = bearings.  The rod usually breaks at high rpm when the 
> throttle
>  snaps shut putting extra vacuum on top of the piston (pressure on the 
bottom)
> 
>  when the piston goes over the top and the rod tries to yank it down. The 
> large
>  end (rod bolts?) usually goes out of round then everything else goes wrong.
>  TWS
>