I originally posted this video and hadn’t found the leak. Well after further testing, found it. No smoke used during this testing. Hope this helps someone.
Autoline Pro; https://www.amazon.com/dp/B07JVT1NG2?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_2&th=1
Vacuum Plugs: https://www.amazon.com/dp/B07WS8CSN7?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_1
Stethoscope: https://www.harborfreight.com/mechanics-stethoscope-63691.html
Flow Gauge: https://www.amazon.com/dp/B07DNW6JHX?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_2
