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Sep 3, 2012 | 12:23 AM

#11

Js88lx

Thread Starter

3rd Gear Member

Joined: Jan 2011

Posts: 837

From: mid Cali

Any idea what kind of springs i can use? ported gt40 heads with a e303.

Sep 3, 2012 | 01:12 AM

#12

89LX Coupe

4th Gear Member

Joined: Nov 2008

Posts: 1,211

From: VA

Trickflow valve springs made for the gt40 heads. I think they are good for right at .600 lift. Buddy of mine used them with his ported gt40's with tfs stage 1 cam and they did great!

Sep 3, 2012 | 06:32 PM

#13

Js88lx

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3rd Gear Member

Joined: Jan 2011

Posts: 837

From: mid Cali

sweet!! thank you!

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