I have a Pacific Hydrostar 98013 trash pump from Harbor Freight,2 x 1/1/2",3 hp honda clone,thats only been run the required 2 hour breakin and 1 1/2 hours of use. They cost $249 new, $150 to any GDR forum member. On their website around 26 lbs??
. Doing me no good just sittn' as have 5 keene pumps. Back won't allow hauling pumps around backpakn' which I bought it for,same as your purposes-John