Saito FA-72B Operating Instructions Manual

We would like to express our sincere thanks for
your purchase of the SAITO FA-72B/72BGK
engine, which is manufactured by SAITO
SEISAKUSHO CO., LTD. Please read our instruc-
tions carefully and treat your engine with care.
Should there be a manufacturing defect, SAITO
SEISAKUSHO CO., LTD. will make necessary
repairs at free of charge. You will notice a letter
(A,A,C etc.) stamped on the top of the right mount-
ing lug. This identifies the production version of
your engine. If you ever need to order a part or
have a question about your engine, specify this
letter along with the part number you need so we
can better handle your request.
This engine is designed and manufactured based on high efficiency and durability of the first AAC
method in the world.
SAITO FA-72B/72BGK engines have been designed placting emphasis on the lightweight and
compact.
Unique features of SAITO FA-72B/72BGK engines include:
●Cylinder
●Piston
●Crankshaft
●Combustion chamber -Increased combustion efficiency with improved hemispherical shape.
●Exhaust sound
●Weight
●Mounting dimensions -As mounting dimensions is the same with those of FA-50,56.
Specifications
Bore
Weight
Practical speed
Propeller
Fuel
Fuel consumption
Standard
accessories
SAITO FA-72B/72BGK
4-Stroke Single Engine Operating instructions
AAC: Aluminum Piston, Aluminum Cylinder, Hardchrome Plated.
-By the monolithic structure of cylinder head and cylinder with direct hard
chrome plated inner surface without using cylinder liner, this engine empha-
sizes durability while it also offers lightweight and distortion-free structure
with improved cooling efficiency.
-High silicon content aluminum is used in the piston construction. It also has
a compression ring that increases the engine's efficiency.
-Made of solid chrome molybdenum steel, and supported by two ball bearings.
-Real-plane-like exciting exhaust sound.
-Lightest level in the class.
Ø27.0mm
Body: 470g (Approx. 520g w/muffer)
Approx. 2,000-12,000rpm
12"x8" - 14"x6"
Synthetic oil with 10~20% nitro methane content
Approx. 20cc/min (At full throttle 10,200rpm) *Fuel flow varies depends upon prop load. More fuel flow
with larger load and less fuel flow with smaller load.
Spanner for tappet adjusting lock nut
Limit gauge (0.1t) for tappet adjustment
Hexagonal wrench set
Stroke
20.6mm
Max on Gnd
Approx. 9,000-11,000rpm
Applications
1pc Main needle valve extension bar
1pc Muffler set
1set SAIGP-01 Glow plug (Attached to the engine)
-1-
Disp.
11.79cc
4-stroke 70 or 2-stroke 40~60 class
1 each
1set
1pc