O.S. Engines 71605200
FEATURES:
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Designed for high nitro fuels. (25% +)
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Increased durability at high RPM.
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Durability under extreme temperatures.
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Allows for leaner needle settings for higher power and quicker throttle response.
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This plug is most suited for 1/8 scale, .21 Nitro-powered on-road racing.
INCLUDES: #R5 glow plug with gasket