New choice for 550cc's? - Zilvia.net Forums | Nissan 240SX (Silvia) and Z (Fairlady) Car Forum

orion::S14 · 03-18-2005, 08:07 PM

I'd bet they are drilled out 270s...Subaru guys have been doing this...drilling out the tip to create more flow.

Done carefully, then flow tested...no reason why they won't do just fine.

- Brian

Rezlo · 03-19-2005, 08:45 AM

http://www.deatschwerks.com/products.html
Same idea but cheaper.

03-18-2005, 08:07 PM	#1
orion::S14 Nissanaholic! Join Date: May 2003 Location: Orange Park, FL Posts: 1,666 Trader Rating: (0) Feedback Score: 0 reviews	I'd bet they are drilled out 270s...Subaru guys have been doing this...drilling out the tip to create more flow. Done carefully, then flow tested...no reason why they won't do just fine. - Brian __________________ www.KA24DEvelopment.com

03-19-2005, 08:45 AM	#2
Rezlo Zilvia Member Join Date: Jan 2005 Location: Chicago&South Africa Posts: 292 Trader Rating: (0) Feedback Score: 0 reviews	http://www.deatschwerks.com/products.html Same idea but cheaper.