VII SPECIFICATION FOR MODEL 302
1. Horse Power .............................. 24 Kw (33 h.p.) at 6,600 RPM
2. Maximum Torque........................ 3.7 Kg cm / 26.8 ft lbs at 5,500 RPM
3. Bore x Stroke ............................. 66 x 58 mm / 2.598 x 2.283
4. Piston Displacement .................. 396.9 cc / 24.2 cubic inch
5. Piston Clearance........................ 0.10 ~ 0.13 / 0.004" ~ 0.005"
6. Cylinder ...................................... 2
7. Port Timing - Intake.................... 55 degree B.D.C.
8. Port Timing - Exhaust................. 85 degrees
9. Piston Clearance Volume........... 26 cc (1.58 C.I.)
10. Induction System........................ Reed Valve, 1 set
11. Cooling System .......................... Ram water pressure (propeller)
12. Carburettor ................................. One Ventury, 28mm
13. Ignition........................................ Transistor Magneto
14. Flywheel Weight......................... 1.29 kg / 2.86 lbs. (Min)
15. Starting ....................................... Rope
16. Gear Ratio.................................. 14 : 15
17. Fuel ............................................ Regular petrol. Min. 86 Octane
18. Fuel Tank Capacity..................... 2.3 Litre / 0.6 Gallon
19. Oil ............................................... 2-cycle, watercooled
20. Fuel Mixing Ratio ....................... 30 : 1
21. Weight ........................................ 41.7 Kg / 92 lbs
22. Transom Height.......................... 343 mm / 13.5 inches
23. Ignition Timing ............................ 5 ~ 6.4 mm / 0.200" ~ 0.250" B.T.D.C.
24. Spark Plug.................................. NGK
25. Spark Plug Gap ........................ 0.5 mm / 0.020"
26. Compression Ratio..................... 8.6
27. Torque Specification................... 6mm 5.9 ~ 8.8 Nm (60 ~ 90 kg cm / 4.45 - 6.5 ft lbs)
................................................... 8mm 15 ~ 19.5 Nm (150 ~ 200 kg cm / 11 - 14 ft lbs)
................................................... 10mm 30 ~ 34 Nm (300 ~ 350 kg cm / 22 ~ 25 ft lbs)
28. Reed Block................................. 1 set Port Size 29 x 13 mm (1.142 x 0.512)
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