Wow what a difference in size.Does the stock single tube have more power then the stock double tube?Dave
Thank you for the information When do you think you will be testing the kit ?Looking forward to seeing your resultsDave
That is great news Jeremy Keep up the amazing work Dave
Does anyone know if the valve size in the 290cc double tube version 909 the same size as the 500cc version?
Sitting on the edge of my seat to hear what kind of numbers folks are getting. Also, if the 909s becomes too hard to cock as others have mentioned for the twin tube 909 rifles.