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Bullet Ride · 05-29-2010, 08:36 AM

Ported and polished head is going to make more of a difference on an N/A engine than a turbo engine, but if you are going for big power, every little big helps.

05-29-2010, 08:36 AM	#3
Bullet Ride Cars in Perpetual Repair Join Date: Nov 2007 Location: Guelph Posts: 5,211 Car: 328i & 327i turbo My Albums	Ported and polished head is going to make more of a difference on an N/A engine than a turbo engine, but if you are going for big power, every little big helps. __________________ God's Chariot