Ported upper and lower

Originally Posted by jrb55gh 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

		Nissan 370Z Forum > Nissan 370Z Tech Area > Engine & Drivetrain
Ported upper and lower

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12-07-2017, 11:58 PM

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Elmo370z

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Quote:

Originally Posted by jrb55gh

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.

Seb is tuning the car. Still in the process of data logging.

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