OS Engines
OS MG1320

FF-320 4-Cylinder Engine, from OS Engines, os-mg1320

FF-320 4-Cylinder Engine

Usually Ships in 2-3 Business Days
$2,599.99
Item Qualifies for Free Ground Freight (48 States) on Orders Over $150

FF-320 (53cc) 4-Cylinder Engine

The only ringed piston, "flat four" R/C engine available

  • Twin opposing cylinder self dampens most vibration smooths operation for longer engine and airframe life and minimizes vibration related damage to radio gear
  • Features pushrod overhead valves, seven ball bearings, propeller locknut assembly and firewall mount
Displacement Output Weight Muffler
0.809 x 4 (53 cc) 4.1 @ 8,000 77.3 oz Yes
RPM Bore Stroke Recommended Propeller Sizes
1,800-8,500 27.7mm 22mm 2 Blade: 18x10, 18x11, 18x12, 18x13, 18x14
20x8, 20x9, 20x10, 22x8
DisplacementOutputWeightMuffler
0.809 x 4 (53 cc)4.1 @ 8,00077.3 ozYes
RPMBoreStrokeRecommended Propeller Sizes
1,800-8,50027.7mm22mm2 Blade: 18x10, 18x11, 18x12, 18x13, 18x14
20x8, 20x9, 20x10, 22x8