Zenoah flywheel air gap gauge tool. Works on most Zenoah and Chung Yang Rovan King Motor 30N engines. Allows for simple setting of proper gap between flywheel and coil.
Zenoah part # 3330-97310.
The Zenoah recommended gap is between .3 and .4mm
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Clutch spring for Zenoah engines with 54mm clutch. This is the stock 6000 rpm spring.
PMW part # 4331
Zenoah part # T2070-51220
FG part # 07317/08
Interchangeable with HPI part # 15441
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