D Dirtbiker1975 New member Feb 5, 2023 #2 Different view Twin silencers on a 2 stroke Attachments C8CF32AD-AD62-404B-A49F-DA6C3936DAFA.jpg 138.6 KB · Views: 30
blitz11 Silver Level Site Supporter Feb 6, 2023 #3 One per stroke per cycle. That thermodynamics class paid off again.
. Twin pipes
