New 2-pack drop-in tank oil filters for 1953-83 Harley models using in-tank filters
- Fits 1954-78 Sportster, 1953-Early 1982 FX & FL
- Replkaces OEM #63840-53
- Permanently lubricated relief valve with all steel construction and 12% more filter media then similar filters
- Automotive quality impregnated paper element is much more effective in particulate filtration than the stock fiber element and superior in its resistance to acid build-up
- Pleated paper element with a plated screen allows the entire oil flow to be forced through instead of just over its surface during high oil pressure situations, like start up and acceleration
- Eliminated the mess associated with the OEM filter, takes only seconds to change
- 31-OF-63840-53-13