The Massey Ferguson 390 tractor primary air filter part number is 3703703M91. The inner safety filter is 4379575M1.
Massey Ferguson 390 Air Filter Details
Primary air filter part number
3703703M91
Inner safety air filter part number
4379575M1
Outer air filter part number
7068069M1
Air Filter Service Interval Guide
Air Filter Service Interval Guide
Dusty use
100 hrs
Average
300 hrs
Light use
600 hrs
These are practical inspection/replacement guide ranges for the utility tractor category. Dusty work can shorten the interval heavily, so use the restriction indicator and operator manual first.
Massey Ferguson 390 Extra Air Filter Notes
Engine model
Perkins 4.1L
Engine displacement
4.1 L | 250.2 cu in
Engine horsepower
79 hp | 58.9 kW
Primary filter note
For the Massey Ferguson 390, the listed primary air filter part number is 3703703M91. Match the number before buying because air cleaner setups can vary by engine, serial range and market.
Outer filter note
The listed outer air filter part number is 7068069M1.
Safety filter note
The listed inner safety air filter is 4379575M1. Do not remove the safety element for normal cleaning; replace it if dirty, damaged or oil-soaked.
Fitment note
Check the old filter, air cleaner housing label and parts book before ordering if the tractor has had an engine or intake-housing change.
Power range note
This sits in the utility range. The 300-hour guide is useful for planning, but dusty work should shorten the inspection cycle.
Engine airflow note
Engine size is useful context for service urgency, not a license to ignore the part number. The canister and seal decide fitment.
Service note
Clean loose dust from the air cleaner housing before pulling the filter. Never run the tractor with the filter removed, even for a quick test.
Massey Ferguson 390 Air Filter FAQs
How do I avoid mixing up the Massey Ferguson 390 air-filter elements?
For a full parts check, separate the service element from the safety element: buy the outer/primary service element first, then buy the inner safety element only if it is dirty, damaged or due. Do not accidentally order 7068069M1 when you meant the safety filter, or 4379575M1 when you meant the outer filter.
What makes the Massey Ferguson 390 air-filter number risky to order blindly?
Use 3703703M91 as the anchor number, then verify the old element and housing label. This is a Massey-style M-suffix number, and the setup looks like a primary, outer and inner safety element setup, so one loose search result is not enough.
Can a dirty air filter affect Massey Ferguson 390 performance?
This sits in the utility range. The 300-hour guide is useful for planning, but dusty work should shorten the inspection cycle.
Why is the exact Massey Ferguson 390 filter number important?
When there are several part numbers, do not search them all in one cart and hope. Label each one as primary, outer or safety before buying.
Which Massey Ferguson 390 air filter element should I service first?
Multiple numbers usually means a staged air cleaner. Replace the loaded outer element first, then inspect the safety element without exposing the clean intake to dust.
What does the Massey Ferguson 390 engine info tell me about the air filter?
The engine specs explain service urgency, while the filter number proves fitment. Mixing those two up is how people order the wrong element.
Does engine size prove the Massey Ferguson 390 air-filter part number?
Engine size is useful context for service urgency, not a license to ignore the part number. The canister and seal decide fitment.
Official information note
Mistakes do happen. Air filter specs can change by year, engine, serial range, market and air cleaner housing. Check the old filter, operator manual, parts book and official masseyferguson.com website before ordering or installing an air filter.
