Originally Posted by toymachine
yea, although no co2, I experienced that problem when trying to use the internal reg for fine tuning my later thumper.
I've heard about a handful of totally function, as stock, thumpers out there owned by different folks. so it's not just lilshank... there are other lucky bastards out there too... I gotta figure out what they're doing to score karma points
Well, I have a V3 piston and hadn't done anything to it other than adjust the velocity and use Leland 12 grams. I played an entire day and had no issues other than the balls pinching every now and again.