The pipes change their color to blue if you've got too much exhaust flow
resistance, or a too late ignition curve. A little "blueing" is normal at
the collector - but it shouldn't be too much. Mine has a narrow blue ring around the collector, too.
Loaf
resistance, or a too late ignition curve. A little "blueing" is normal at
the collector - but it shouldn't be too much. Mine has a narrow blue ring around the collector, too.
Loaf