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F G - 3 6   P A R T S   L I S T  

19

SAITO FG-36 PARTS LIST

deScRIPTIOn 

QTy 

deScRIPTIOn 

QTy

01 

Cylinder (left) 

42 

Rocker arm screw and nut (42-1,42-2) 

2ea

06 

Piston 

43 

Rocker arm pin 

2

07 

Piston pin 

44 

Rocker arm bracket (left) 

1

08  

Piston pin retainar 

45 

Rocker arm bracket (right) 

1

09 

Piston ring 

46 

Valve (in and out) (46-1, 46-2) 

2

10 

Connecting rod 

47 

Valve Retainer (47-1,47-2,48) 

2ea

14 

Cylinder screw set (14-1, 14-2, 14-3, 14-4) 

1set 

48 

Valve retainer (Cotter) 

4

15 

Crankcase 

49 

Rocker arm cover 

2

17 

Rear cover 

69 

Intake manifold 

1

19 

Breather nipple 

74 

Muffler 

1

20A 

Front bearing 

75 

Muffler manifold (75-1, 80) 

1

22 

Rear bearing 

80 

Muffler nut 

2

23 

Crankshaft 

82-1  Carburetor complete 

1set

27A 

Taper collet and drive flange (27-1, 27-2) 

1ea 

83-1

  Carburetor body assembly 

1set

28 

Prop washer and nut (28-1,28-2) 

1ea 

 

82-1-1, 82-1-2, 82-1-3, 82-1-4, 82-1-5 

 

31 

Crankcase screw set (31-1, 31-2, 31-3) 

1set 

90

 

Carburetor screw and spring set 

1set

 

32 

Engine gasket set (32-1, 32-2, 32-3, 32-4) 

1set 

 

82-1-9, 82-1-10, 82-1-11, 82-1-12 

33 

Cam gear housing 

91 

Carburetor gasket set (82-1-6, 82-1-7, 82-1-8) 

1set

35 

Cam gear 

93 

Intake velocity stack 

1

36A 

Cam gear shaft 

95 

Engine mount set (95-1, 95-2, 95-3, 95-4, 95-5) 

1set

37 

Steel and washer set (37-1, 37-2) 

1set 

110  Anti loosening nut 

1

38 

Tappet 

149  Oil slinger 

1

39 

Pushrod 

152  Screw-pin (for drive flange setting) 

1

40 

Pushrod cover and rubber seal (40-1, 40-2, 40-3) 

2ea 

153  Electronic ignition system 

1set

41 

Rocker arm 

 

153-1, 153-2, 153-3, 153-4

OUTSIDE DIMENSIONS (mm)

SPECIFICATIONS

Disp: 36.3cc (2.20 cu in)
Bore: 38mm (1.49 in)
Stroke: 32mm (1.26 in)
Weight: (Engine only) 48.2 oz 
(1252 g)
Weight: (Muffler only) 3.0 oz 
(86 g)
Weight: (Engine Mount only) 9.6 oz 
(270 g)
Weight: (Ignition only) 5.4 oz 
(152 g)
Total weight with motor mount, 
muffler and ignition system: 66.2 oz 
(1760 g)
Crankshaft: M8x1.25
Cylinder: AAC
HP: 3.5 approximately
Fuel Efficiency: 30cc/minute
Propeller Size: Dia. 18–19 x Pitch 
8–9; Dia. 20x Pitch 8

Benchmark Propeller: APC 18x6W @ 
8,300 rpm
RPM Range: 1,700–9,000 rpm 
Fuel Consumption: Approximately 
30cc/minute at full throttle and 
approximately 7,500 rpm.  Fuel 
consumption will depend on the load 
of the propeller. During actual flight, 
fuel consumption increases slightly.
Electrical usage of ignition system: 
Approximately 200mAh for 15 
minutes.
Fuel: Gasoline-Oil mix of 20:1 (20:1 
is recommended for break in and 
continuous operation).
Oil:  The use of only 100% synthetic 
oil is such as our Evolution Oil 
(EVOX1001Q)

18 

F G - 3 6   D I M E N S I O N S   A N D   S P E C I F I C A T I O N S

14387 SAI FG_20andFG_36 Manual.indd   18-19

12/16/08   2:09:15 PM

Summary of Contents for 2008 FG-20

Page 1: ...dio control model aircraft In case of modifications by the customer Horizon Hobby Inc shall not bear any responsibility from any damage caused by such modification Keep the ignition system well mainta...

Page 2: ...Spark Plug Wrench FG20967 Valve Adjusting Tools Instruction Manual Saito Decal Safety Precautions This manual describes the engine and its general operating procedures For mounting and control see the...

Page 3: ...ction Use of threadlock is recommended Remember to ensure cooling air passes by the engine and muffler in a cowled environment Throttle Linkage Carefully attach the throttle linkage to the engine usin...

Page 4: ...on System Saito gasoline four stroke engines come with Saito s own ignition system composed of the ignition unit cord for sensor black and white cord for earth to ground green insulated plug cap and c...

Page 5: ...a battery with a voltage of 4 8V to 6V and running the engine until it is dry Do not needlessly disassemble the carburetor If you experience problems with the carburetor return it to the Saito Horizon...

Page 6: ...em to drop open the high speed needle by about 5 to 10 minutes CAUTION The engine must be stopped while you adjust the carburetor in order to prevent injury by the propeller Subsequent runs may be mad...

Page 7: ...an exhaust pipe to the cylinder or attaching a propeller nut the use of threadlock is recommended Sometimes it is helpful to tighten an T R O U B L E S H O O T I N G G U I D E 11 10 N O R M A L O P E...

Page 8: ...0 004 in After the gap is checked tighten the locknut securely Do not over tighten The tappet gap is the most important factor in the maintenance of 4 stroke engines and operation with an excess clear...

Page 9: ...14 N O T E S N O T E S 15 14387 SAI FG_20andFG_36 Manual indd 14 15 12 16 08 2 09 13 PM...

Page 10: ...5 Engine mount set 95 1 95 2 95 3 95 4 95 5 1set 37 Steel and washer set 37 1 37 2 1set 110 Anti loosening nut 1 38 Tappet 2 149 Oil slinger 1 39 Pushrod 2 152 Screw pin for drive flange setting 1 40...

Page 11: ...1 95 2 95 3 95 4 95 5 1set 37 Steel and washer set 37 1 37 2 1set 110 Anti loosening nut 1 38 Tappet 2 149 Oil slinger 1 39 Pushrod 2 152 Screw pin for drive flange setting 1 40 Pushrod cover and rub...

Page 12: ...27 Tapered Collet Drive Flange G2027 G3627 28 Prop Washer Nut 125A28 170R3135 29 Prop Nut Spinnet 120S29 120S29 30 Prop Nut Electric Starter 120S30 120S30 31 Crankcase Screw Set 5031 5031 32 Engine G...

Page 13: ...materials and workmanship for a period of 3 years from the date of purchase by the Purchaser Limited Warranty a This warranty is limited to the original Purchaser Purchaser and is not transferable REP...

Page 14: ...______________________________ City State Zip________________________________________________________________________ Please cut on dotted line Saito engines are guaranteed against workmanship and man...

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