gracezmom
11-19-2011, 10:04 PM
how do I know if I have a secondary air system? looking to buy new engine and ask if with or with out? price difference.
siiirhd88
11-20-2011, 07:45 AM
A simple visual check shows the secondary air injection engines have tubing and valves on both cylinder heads that is missing from the non secondary air engines. You can see the difference in the photos from our two '02 DII engines.
Bob
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