Originally Posted by neilvosko
N55 run a lot cooler.
I believe the water pump Is rpm based so at track running high revs and more air likely to run cooler water temp. Jb4 has a mAx cool mode too
Do you actually have any track experience? I'd love to see your data as to why N55s run cooler though and how that rpm-based water pump of yours does wonders at the track, please do share with us.