Ported upper and lower

Originally Posted by Elmo370z Come to find out my motor is knock sensitive Leaning the afr and increasing the volumetric efficiency will increase combustion temperature and pressure. Both of these

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Ported upper and lower

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12-07-2017, 10:02 PM

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jrb55gh

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Quote:

Originally Posted by Elmo370z

Come to find out my motor is knock sensitive

Leaning the afr and increasing the volumetric efficiency will increase combustion temperature and pressure. Both of these tend to increase the tendency to knock on a given fuel. Ignition timing must be adjusted to stay out of detonation if you want your engine to live a long fruitful life.

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