First, the tank is solid and doesn't leak. The pump doesn't leak either, if you use 5-6 wraps of teflon tape as per the instructions.
I am taking away one star because the first 3 or so gallons of diesel that came out of the pump had black stuff in them, probably some rubber or other dirt from the pump. I'd put 5 gallons through it, discard or filter the result and call it the cost of doing business. Also, the fuel filler cap has two little holes in it. Probably for venting gasoline. Since I am...