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mTDI Mechanical TDI Conversions / Re: Thoughts on mTDI AHU head porting
« Last post by jhax on March 25, 2024, 12:09:17 pm »Exhaust port on head gasket side before:
Exhaust port on head gasket side after:
Overall first porting on headgasket side:
Exhaust ports before and after on manifold side:
Other two:
One left:
Final product:
I ended up smoothing out the exhaust ports to keep airflow as laminar as I could. While keeping the intake ports dimpled in order to promote turbulence for more efficient AF mixture sooner.
Exhaust port on head gasket side after:
Overall first porting on headgasket side:
Exhaust ports before and after on manifold side:
Other two:
One left:
Final product:
I ended up smoothing out the exhaust ports to keep airflow as laminar as I could. While keeping the intake ports dimpled in order to promote turbulence for more efficient AF mixture sooner.