Quote:
Originally Posted by TypeOne
The OEM units on our cars are 60mm?
I tried to contact MaxBore.com about doing it and he said that it was possible but then never got back with me after.
It may be possible to bore the stock ones out for more airflow and then port match the runners on the intake manifold.
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yup the VHR TB are 60mm each and I bored mine to 62.5mm
ofcourse it require a bigger butterfly plate and you will need to adjust the idle screw which is loctited very hard !!
I cant say anything about the intake manifold...