Fumoto Plastic Hose Barbs A Comprehensive Analysis of Their Flaws

1) I used a plastic NPT-to-hose-barb adapter from Home Depot. It was ... suck it out of the dipstick tube! Reply 3 · Cafcpete's Avatar. I'm going to build a "custom" oil catch can, and I need to buy fittings. Can someone confirm the inner diameter of the OEM PCV hose? The extractor works by sliding a thin line down the dipstick tube (and into the pan) and then pumping the vacuum in order to suck the oil out. The supplier said he has been draining his oil for years with a 12V pump by inserting a plastic tube into the sump via the dipstick hole. Are you using the small plastic tube going down the dipstick hole? ... On my previous Merc boat, I installed a Fumoto drain valve with a barbed ... but if you note the 05 up performance brand has plastic ... Also, the drain on these Mishi rads sucks. It ... I added a Fumoto valve to mine with a 3/8" hose barb ... You then attach a piece of clear vinyl hose to the nipple of the Fumoto, and run the drain hose over and out the side of the engine protection ... It was a little tricky to snake the plastic suction tube down the ... It was so easy to measure with dipstick, add a piece of tape to the sucking ... There's also a setup that has a fitting and hose installed between the engine block and sending unit. ... The plastic oil extractor suction tube ... I went parts shopping and got a pump, fittings, hose, but no check valves. I did find some 3/4" NPT, but it was going to take 3 bushings and a barb fitting to ...