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Tips
Tips

TR2/3/3A Foam air filters for S U's

Most foam filters require some type of oil to catch airborne particles. Otherwise they just slip right through the big pores in the foam.

I just re-read the AC labels on my filters last night and they say to clean in petrol and re-oil using (clean) engine oil.

ITG Filters highly recommends a product called Rock Oil Factory Eco Foam Air Filter Fluid. They used to recommend a different brand until they tested Rock Oil and found that the foam itself lasted longer.
 
The best of both worlds is to use the OE air strainers with a foam element fitted over them
oiled as per John Deere recommends. The part # is M 70127 . Cheap and OTC. You get to the car
show and slip them off till you leave. They seem to last around 5 or 6 years, but at 3.50$ each keep
a spare set on hand
Mad dog
 
The best of both worlds is to use the OE air strainers with a foam element fitted over them
oiled as per John Deere recommends. The part # is M 70127 . Cheap and OTC. You get to the car
show and slip them off till you leave. They seem to last around 5 or 6 years, but at 3.50$ each keep
a spare set on hand
Mad dog
Who sells these?
 
I put a set of these on the 250's HS6's, un-oiled. So far so good.



P1020493RS.JPG
 
I put a set of these on the 250's HS6's, un-oiled. So far so good.



View attachment 94255
"with these washable and oil-able filters"

The K&N which those replace (according to the ad) were also intended to be oiled prior to use. K&N made their own oil specifically for cotton-gauze filters.

Dry is a lot better than no filter at all, but oiled will be even better.
 
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