Quote:
Originally Posted by Kato
If the compressor wheel is identical, there is no difference.
Billet = machined from a block of aluminium into shape
Cast = cast (duh  ) into shape
If the shape is the same, they will function the same. |
The only real difference is the the billet one will be stronger, but like Kato says they are the same... or are they?? will the billet one not be heavier??