SKY RC Engine Heater for 3.0-4.3ccm RC car nitro engines

Preheater for 3.0–4.3 ccm internal combustion engines in RC cars (max. cylinder head diameter 63 mm) for easier starting. Preheats the engine to 60–70°C in 10 minutes. Powered by 12V (car battery) or a three-cell LiPo battery; safety timer set to 10 minutes.