gt2871 .86 ar vs .64 ar

[quadsean1]

I'm only going to be running 12lbs of boost what turbine ar would make the best power and all around performance .64 or .86 this is on a apex front mount turbo setup.

 

[Tarzan]

A/R 64

 

[quadsean1]

That's what I was thinking also I already ordered a new .64 last night I'll give it a try thanks

 

[sledracer]

at 12lbs what the advantage of the 2871 vs. the 2860?