Description
14 mm Ring-Type CHT Sensor – J-Type Thermocouple (for 2-Stroke Engines)
Description
A J-type thermocouple cylinder head temperature sensor designed to fit under 14 mm spark plugs. Ideal for use with Rotax 447, 503, 582 and other 2-stroke engines, this sensor provides accurate real-time CHT readings for engine monitoring and tuning.
Key Features
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14 mm ring terminal fits standard 2-stroke spark plug sizes
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J-type thermocouple for use with compatible CHT instruments
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Crimped high-temperature lead ensures vibration resistance and accuracy
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Durable construction suited for harsh engine bay environments
Benefits
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Installs easily without engine modification
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Enables precise monitoring of cylinder head temperatures
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Assists in tuning and identifying cooling or mixture-related issues
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Lightweight and portable for bench testing or in-flight monitoring
Application Notes
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Install by removing the spark plug, placing the sensor ring under the plug, and torquing to spec
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Ensure proper wire routing and securement to prevent abrasion or heat damage
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Compatible with J-type temperature monitoring instruments (not suitable for K-type systems)
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Recommended for ultralight, microlight, and experimental 2-stroke aircraft engines










