The Zenoah G230RC has undergone many improvements and minor changes, still used today to find the engine with the best tuning capabilities and National and International among the tops. The cylinder is attached to this motor with two bolts. Engine is delivered without clutch, exhaust and motor flange. For optimal use, we recommend the PSR-2 Race olie, and TPS™ Air filter system. All parts and tuning parts are available from stock!

This Motor has the same dimensions as::

• Zenoah G230
• Zenoah G240
• Zenoah G260
• Zenoah G270
• Zenoah G290
• Chung Yang, Dynamic and similar

Technical Data:

• Cylinder capacity: 22.5 cc
• Cylinder bore: 32 mm
• Cylinder mounting: 2 bolts
• Cylinder stroke: 28 mm
• Crank bearing: 3
• Power: 2.43 HP at 13,000 rpm
• Pulling force: 1.6 NM at 9,000 rpm
• Idle speed: approx. 4200 rpm
• Max. speed: approx. 20,000 rpm
• Fuel consumption: approx. 750 g/kw
• Carburettor: WB603B
• Spark plug: NGK CMR7H
• Spark plug gap: 0.65mm
• Ignition system: Transistor charger ignition (TCI with BTC 30° / 8000 URPM)
• Starting system: Pull starter
• Effective compression ratio: 9.2
• Recommended fuel: 1:25, 40 cc oil to 1 litre 98 octane fuel
• Overall dimensions (L167 x W204 x H195 mm)
• Weight approx.: 2.3 kg

Explanation carburetors:

• WT603B Standard carburetor with choke
• WT603BBB with choke and the gas valve shaft double ball-beared
• WT603BBBS with choke and RVS 340 tuning gas valve shaft double ball-beared, (recommended) 
• WT990 Optional carburetor without choke and the gas valve shaft double ball-beared
• WT990BB Optional carburetor without choke and the gas valve shaft double ball-beared
• WT990BBS Optional carburetor without choke,  RVS 340 tuning gas valve shaft double ball-beared, (recommended)

Engine running in:

• 1) Use 1:25 fuel mixture, 40 cc good quality 2-stroke oil on one E5 fuel
• 2) Carb needles both 1 1/4 turn open
• 3) Start first time let it run at idle for 2 minutes until is had normal temperature
• 4) Run first tank of fuel normal but without reaching high speed, this will take approx 45 minutes
• 5) Let it completely cool down
• 6) Run second tank of fuel, now start reaching high speed shortly, this will take approx 40 minutes
• 7) Let it completely cool down
• 8) Visual check in exhaust port, check for leakage
• 9) Third tank drive it like you normal would do, but still reaching high speed shortly, but building, this will take approx 35 minutes