how do you make fiberglass cowl I heard someone say you can use styrofoam for a mold and epxoy fiber glasses cloth to that? any ideas or pointers

Look around, there are many Threads about that subject.

Charles

This is how I do it.
Edwin

http://www.austinrc.org/fiberglasseditoral.html

Hi,

Try Paul's method it worked for me first time

http://airfieldmodels.com/informatio...cowl/index.htm

Cheers,

Colin

If it is a one time cowl do a "Lost Foam" method.

FWIW - When I do a glass cowl I ALWAYS cover the foam plug with low temp film. SOME epoxy resins WILL EAT some types of foam. The film covering ensures that everyone stays on their "diet". {:-)