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Old 08-23-2017, 09:03 AM   #2 (permalink)
JockoT
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All That Jazz - '06 Honda Jazz i-DSI S
Team Honda
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Wind chill as air rushes through the throttle body will have a considerable chilling effect. Add to that the latent heat of evaporation of petrol, which also chills the inlet manifold and you can see why the throttle body is heated.
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