I always modify the "too airy" tanks to make them restricted.
Caoul you explain how you managed to restrict the airflow on the engine nano? I have one and quite like it, bit would really like to get a more restricted draw, and just reducing the top airflow just kills it...
Thanks
) during their Easter sale next weekend ($20.67 w/ 10% off) saving me about $10 total for the set up... Umm, OK, twist my arm. 