OM 606 head porting
OM 606 head porting
(01-13-2019, 12:38 PM)firen456 Yes. Exhaust side is a very small restriction. Intake is almost perfect. I also fitted bigger valves and machined the seats to fit the bigger valves. Torue ove the whole rpm-band increased signifincantly.
(01-13-2019, 12:38 PM)firen456 Yes. Exhaust side is a very small restriction. Intake is almost perfect. I also fitted bigger valves and machined the seats to fit the bigger valves. Torue ove the whole rpm-band increased signifincantly.