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Home » Engines » 4-Stroke Series » F-91s
 
Thunder Tiger - F-91s
IN STOCK
click to enlarge
Product No. TTR9801

MSRP: $403.99

 
Thunder Tiger's powerhouse F-91s is the perfect way to enjoy the advantages of four-stroke performance; the ability to swing a larger prop, increase torque, lower noise and improved fuel economy.
 

Specification:
 Displacement: 14.97 cc. / 0.91 cu. in.
 Bore: 28.3 mm. / 1.114 in.
 Stroke: 23.8 mm. / 0.937 in.
 Crankshaft: 5/16 x 24
 Practical RPM: 1,800 ~ 12,000
 Output: 1.6 BHP / 11,000 RPM
 Weight: 730 g. wo/muffler / 25.7 oz.

All Thunder Tiger engines have been designed to combine high performance with easy handling and maintenance using CAD computer technology, resulting in consistent high quality and reliability. Subjected to rigorous quality control check ensures that it will provide years of trouble free use.

The Four Stroke series are manufactured by automated computer-controlled machinery, resulting in a product that looks and performs better. Special Camshaft and oversize valves combine to improve performance and ease handling. Precision air bleed carburetor makes adjustments simple, and efficient mufflers keep things quiet at the field. Perfect for the pilot looking for the authentic aircraft sound.


Features
  • Top grade CNC equipment, state-of-the-art technology are used
  • Improved carburetor; swept back for safety, which makes adjustments simpler
  • Forged aluminum connecting rod with dual bushings connects it all together
  • Improved quality; ISO9001 Certified which guarantees the maximum power and performance
  • Smooth running and long lasting power plant with front and rear ball bearings
  • Authentic aircraft sound
  • Ringed-type piston
  • Designed for both beginners and experienced modelers


Accessories Needed
  • Field equipment - Fuel (15%), Fuel Pump or bottle, Glow plugs, Glow starter, Propellers,
    Safety stick/Chicken stick, Electric starters with Starter battery.
  • Tools - Small phillips and flat head screw drivers, Glow wrench.

Parts List

ENGINE
No. Description Part No.
1 PROP LOCKNUT SET PN0119
2 PROP WASHER AA0512
3 DRIVE WASHER AA0507
4 CRANKCASE AA0481
5 CRANKSHAFT AA0484
6 BACKPLATE AA0490
7 CONNECTING ROD AN0488
8 WRIST PIN AA0489
9 CIRCLIP AA0513
10 PISTON AA0486
11 PISTON RING AA0487
12 CYLINDER AA0485
13 CAMSHAFT AA0492
14 CAMSHAFT COVER SET PN0120
15 CAM FOLLOWER SET PN0121
16 PUSH ROD SET PN0122
17 PUSH ROD COVER ASSEMBLY PN0123
18 CYLINDER HEAD AN0482
19 CYLINDER HEAD W/VALVE ASSY. PN0124
20 INLET VALVE AA0504
21 EXHAUST VALVE AA0505
22 VALVE SPRING SET PN0125
23 SPRING RETAINER SET PN0126
24 SPRING HOLD COLLARS PN0127
25 ROCKER ARM SET PN0128
26 ROCKER ARM SUPPORT SET PN0129
27 ROCKER ARM COVER AA0483
28 INLET PIPE AA0506
29 EXHAUST PIPE SET PN0130
30 BREATHER NIPPLE PN0131
31 GASKET SET PN0132
32 CRANKSHAFT BEARINGS (FRONT) AMV6000Z
33 CRANKSHAFT BEARINGS (REAR) AMV6002
34 CAMSHAFT BEARING AMV695ZZ
35 HEAD SCREW SET PN0133
36 CRANKCASE SCREW SET PN0134
37 CARBURETOR BOLTS SET PN0135
38 CRANKSHAFT KEY SET PN0136
39 MUFFLER ASSEMBLY 9221
40 CARBURETOR ASSEMBLY 9291
41 CHOKE VALVE ASSEMBLY 9293
CARBURETOR
No. Description Part No.
A CARBURETOR BODY PN1089
B CARBURETOR ROTOR ASSEMBLY PN1090
C NEEDLE VALVE ONLY PN1091
D SPRAY BAR ASSEMBLY PN1092
E NEEDLE VALVE ASSEMBLY PN1093
F THROTTLE LEVER PN1006
G BOLT & FUEL INLET ASSEMBLY PN1007
H RATECHET SPRING AA1025B
I O-RING SET PN1094
J MIXTURE METERING SCREW SET PN1095
K THROTTLE ROTOR SET PN1096
L IDLE ADJUSTING SCREW PN1097


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