Originally Posted by
pa_sjo
14psi on a 1.6 and 14psi on a 1.9 aren't the same thing.
I think 1 bar will be about your limit, from what i've seen. You'll either start to run lean or if you have a great metering head, you'll be close to the limit of your rods (if the turbo flows enough).
well my heavily modded 1.8 runs 18 psi with no bother at all and has been doin so for over 4 years now!!