19-12-2012, 09:50 PM
http://www.turbobygarrett.com/turbobygarrett/surge_line
And finally,
http://www.turbobygarrett.com/turbobygar...ssor_surge
Should be all you need. In your case, a large vnt creating lots of instantaneous airflow just off idle which can't all be fed into the engine (at the lower rpms), will cause surge if you just floor it. Port the f*ck out of your head and fit anti-surge housing. Sorted.
And finally,
http://www.turbobygarrett.com/turbobygar...ssor_surge
Should be all you need. In your case, a large vnt creating lots of instantaneous airflow just off idle which can't all be fed into the engine (at the lower rpms), will cause surge if you just floor it. Port the f*ck out of your head and fit anti-surge housing. Sorted.
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Dturbo GT2259s build thread;
http://306oc.co.uk/forum/thread-3692.html
Daily driver; 330d Msport (doesn't blow up!)