Headers vs. Exhaust Manifolds ~ 'Let The Debate Begin'
Fredo
It is all about 'Back Pressure'.
kPa = Kilopascal
1 kPa = 10 hPa = 10 mbar = 4.0147 @ H2O = 0.2953 in Hg
It is all very simple as you can see ^^^^.
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