Turbo Information Thread (Needs your contributions!)
Turbo Information Thread (Needs your contributions!)
Billet wheels are milled from a block of aluminum, and depending on who made it, can flow more air because of better wheel design. The super hx40 is a 60mm wheel, whereas the regular hx40 is only 58mm (I think). The larger the compressor wheel, the more air it can flow, but as a comprimise, the bigger it is the more mass it has, therefore making it more harder to spool up.
A 16cm housing would be pretty big for a 606, wouldn't it? I have no experience with 606s, just asking