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Saito FG-90R3 4-Stroke

Original price €1.237,00 - Original price €1.237,00
Original price €1.509,14
Without Tax: €1.237,00
€1.237,00 - €1.237,00
Current price €1.509,14
VAT SI (22%) €272,14 Status: In stock

Saito FG-90R3 4-Stroke Radial Gas Engine


Saito FG-90R3 4-Stroke 3-Cylinder Gasoline Engine 
Prop Range: 24 x 10  or 24 x 12
Bore: 37.2mm
Cylinder Type: Ringed piston
Cylinders:  3
Displacement: 90cc
Engine (Only) Weight: 3161g
Ignition Weight: (250g)
Muffler Type: 10mm Flex Exhaust Pipes included
Muffler Weight: 157g
Oil Type & Content: Power Model 2T, or Red Line. 15:1 break in, 20:1 after.
Plug Type: CM6
RPM Range: 1,300 - 7,000
Stroke: 27.6mm
Total Weight: 3568g
Type: 4-stroke Airplane

Before starting the engine, inject a suitable amount of engine oil into the lubrication nipple on the crankcase using a syringe or pump while turning the propeller by hand and the valves clearance should be checked !!!

Oil: Stihl HP Ultra oil at a mix ratio of 15:1 - 20:1 (15:1 ratio required for break-in)

Tappet adjustment :
The valve clearance should be checked and adjusted after every after 1 hours while the engine is cold.

We tested the ignition of this engine and concluded that it is best to use max 7.4 volts ! this will allow you to keep the ignition in working condition for many years .

FG-90R3 Manual 

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