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On 9 Jun 2001, at 19:36, Per Lindgren wrote: > JaransonT3@aol.com wrote: > > > According to Bill Fisher's book " How to Hotrod VW Engines", the beetle fan > > moves 1260 cfm at 4,000 rpm and the T3 fan is the same. He also states a HP > > required for teh fan of 3.5 to 5.5 at 3000 rpm. > > But there are several different sizes type1 fans! The Doghouse style fan from > 1971-upwards is bigger but I cannot remember how much air it moves. It could be > something like 540 liters per minute @ 4500 rpm vs. 450 liters on the older > non-doghouse style. A liter is a LOT less than a cubic foot, so your numbers are lots smaller than the ones John quoted. Where did yours come from? - ******************************* Jim Adney, jadney@vwtype3.org Madison, Wisconsin, USA ******************************* ------------------------------------------------------------------- List info at http://www.vwtype3.org/list or mailto:help@vwtype3.org