I built the MPC Taurus 1 on my blog.
I seemed to remember something about the nose cone diameter
being to large for the tube:

http://modelrocketbuilding.blogspot...parts-prep.html

__________________
Hans "Chris" Michielssen
Old/New NAR # 19086 SR

www.oddlrockets.com
www.modelrocketbuilding.blogspot.com
http://www.nar.org/educational-reso...ing-techniques/
Your results may vary
"Nose cones roll, be careful with that."
Every spaceman needs a ray gun.
Look out - I'm the Meister Shyster!