hi this is my first post, ive been a member for about a year.the information on here has helped alot im just about done with my 4 mil. cub motor. ive got 35mm air strikers,with pod filters and un ported 421 cub cylinder and im going to run a 19 or 20 cc domes with a dyna ignition . ill mainly be running oval, but there will be some tt tracks .i have t5's now what are ur opinion's on the best pipe for tt/oval track? thanks joe