JP Racing – FX 21 R9.S


The FX 21 Eagle R9.s is an evolution of R-03. Its crankshaft diameter 14.5mm as bee studied for a higher rigidity. The sleeve is machined with 9 ports and with the piston manufactured with CNC machine with an alloy content height percentage of silicon. This new piston-sleeve as been studied to combine performance, autonomy and longevity. This engine is assembled with 2 high speed bearings. The special main bearing is coming with ceramic balls for very high RPM. This engine R9.s Eagle was studied to give the highest current performance in racing in combination with 1/8 car.

Technical Data
FX 21 R9.S C. Capacity : 3,49 cc
Bore : 16,26 mm
Stroke : 16,80 mm
Ports : 9
Crankshaft : ø 14,5 mm
Carburetor : ø 8,5 mm + reducer
Glow Plugs : Turbo
Rear bearing : with ceramic balls
Weight : 334 gr

Source : JP Racing

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