The cable pull valves are an inherently poor application. It's like keeping a Ford 6.0 on the road. I know a guy who does but at great cost and effort. There is more than enough to maintain on an rv without having to adhere to an unnecessary maintenance schedule for waste tanks. Just my $.02.
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2016 3160, Legacy, Sailuns, Splendide 2100 xc vented, 1 1/2" axle lift blocks, disk brakes. 2014 Ram 3500 SRW SWB 4X4 6.7 Aisin Mega Cab, EBC slotted disks and brakes, Titan fuel tank.
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