Forum Discussion
RLS7201
May 06, 2016Explorer II
Actually, headers do improve performance through the whole RPM range.
Banks' dyno chart
Engine braking is not created in the exhaust system on a gas engine.
But is created in the cylinders.
Adding headers will not reduce engine braking.
Richard
Banks' dyno chart
Engine braking is not created in the exhaust system on a gas engine.
But is created in the cylinders.
Adding headers will not reduce engine braking.
Richard
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