- Location
- Roseville ca
I have a Backie chan hull atp adjustable intake grate pump is skat billet 155 setback motor is a 863 powervalve 8 mil stroker dual novi 48's carbon tech reeds r&d intake mani total loss ignition power factor pipe thrust trim with nozzle bored to 91mm so far I've had someone suggest a 13/19 and another suggest a 7/15 worlds apart that's why I'm stumped need some opinions or answers thanks!