Description
When your Massey Ferguson starts sounding like a farm truck with no exhaust instead of the smooth-running tractor it used to be, this replacement muffler brings back the quiet operation you need for long days in the field. A blown-out or rusted-through muffler isn’t just loud—it affects engine performance by disrupting proper exhaust flow and makes those hours on the seat a whole lot less comfortable for you and anyone working nearby.
What You’re Getting
- Vertical round design with 4-1/4 inch body diameter fits your MF-90 engine’s original mounting configuration
- Proper inlet and outlet sizing (1-1/8 inch inlet ID, 2-1/4 inch outlet OD) ensures correct exhaust flow for gas and LP engines
- 37-inch overall length provides the exact fit and clearance your tractor was designed for
- Heavy-gauge steel construction handles the heat cycles and vibration that come with farm work
- Internal baffling designed specifically for gas and LP engine exhaust characteristics
Built for Real Farm Work
This muffler is engineered for the MF-90 gas and LP engines found in various Massey Ferguson tractors from that era. These versatile machines were workhorses for mixed farming operations, handling everything from cultivation and planting to hay production and loader work. Whether you’re working close to buildings or spending long hours in open fields, proper exhaust function makes a big difference in operator comfort and engine performance.
Made to Last
Farm mufflers take a beating from constant heat cycling, road dust, and the occasional bump from low-hanging branches or equipment. This one’s built with materials that resist rust-through and maintain their shape under the thermal stress of stop-and-go field work. The vertical orientation keeps moisture from collecting in the bottom, extending service life in all weather conditions.
Installation Notes
This is a direct replacement that uses your existing mounting hardware and exhaust connections. Before installation, check the condition of your exhaust pipe, clamps, and mounting studs—after years of farm work, these often need attention too. A little anti-seize compound on the bolts makes future service much easier, and new gaskets ensure a leak-free seal.





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