I have my 2 MV50's installed in parallel, they air up my 37's from 5-20 or so in right about 2 1/2 minutes each. For the price you can't beat them. Haven't tried a tank and check valve yet.
I've had good luck with Poway transmissions, recently dropped 4 grand on a beefed up diesel tranny there. Many years ago they did my old Nissan 5 speed manual also. I believe they will check it out for free. http://www.powaytransmissions.com/
I'm up north with not much time, but most important step in that operation is properly bleeding air out of the system after replacement. Do a search here, I'm sure you'll find model specific guidance. Just don't fire it up and start cranking the wheel right away, or you will have oily foam in...
I could never get it to fold solidly on much more than a mild slope, to make matters worse I towed it home 100 miles with the brake on which caused a bit of wear on the pads. I couldn't find replacements anywhere other than TSM, and they wanted over $100. I need to either improve the clamping...
We live in escondido, my wife works down near qualcomm stadium, goes in at 630 comes home at 8, not bad traffic those times. You can always get a fastrak and jump on the 15 carpool lanes if it's bad as well.
Funny thing is my buddy brought a friend who was new to the wheeling experience, he was a passenger for both rolls. I've never rolled or had anyone with me roll in all my trips out. I was also the only one with a proper cage of course... The white samurai rolled in such soft sand it didn't even...
Interesting, their flow claims are a bit less than the 35-55 I see from most mfg, the one I looked at claimed 115L a minute, which should be around 29ish GPM. I ended up going with a basic high flow mechanical unit, also found out my CSR temp gauge/fan controller is way off. at 110 deg it...