When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Here is a banjo brand filter for a spray rig and 3/4" fittings
Here is the finished product rerouted back to the intake tube. I did add one more el and a straight connector. 3/4" heater hose was used.
Yes it is as small as it looks. It will only hold 2oz. of oil.
At one time I used one like that on a smaller diesel. It worked OK and worked better after I stuffed some stainless scouring pad inside the screen. Something very similar is sold for boats and they are available in several larger sizes. If you want to check out larger options search marine sites for Raw Water Strainer.