Upper Idler Gear, Thru 203UA84217D (43 Teeth)

**(Order a Quantity of 1 for complete engine application)**

Engine Details (Click on your Engine Detail below for Additional Parts)

• Perkins (4A.203 > Massey Ferguson; Indirect Injection, Chrome Liner, .045" Flange, Flat Top Piston, 19 Head Studs, Vertical Nozzles)
• Perkins (4A.203 > Indirect Injection, Cast Liner, .150" Flange, Flat Top Piston, 19 Head Studs, Vertical Nozzles)
• Perkins (4D.203 > Massey Ferguson; Direct Injection, Chrome Liner, .045" Flange, Piston w/Bowl, 23 Head Studs, Nozzles at Angle)
• Perkins (AD4.203 > Direct Injection, Cast Liner, .150" Flange, 45° Valves, Piston w/Bowl, 23 Head Studs/Bolts, Nozzles at Angle)

Applications

Massey Ferguson (165 Tractor, 255 Tractor, 30 Wheel Tractor, 300 Combine, 302 Wheel Tractor, 304 Wheel Tractor, 3165 Wheel Tractor, 356 Wheel Tractor, 40B Wheel Tractor, 50 Wheel Tractor, 50A Wheel Tractor, 65 Tractor, 65 Wheel Tractor, 65 Wheel Tractor)

Reliance Power Parts #  M410227