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Discussion Starter #1
Im getting ready to replace my heads on my car, got the spring kit head stud!! Need help with the valves!!! What size is it for stock sohc 03 gt model i heard it was a 45 but all im seeing is 44.5 and 45.5 mm im stuck please help!
 

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Discussion Starter #3
Yea im upgrading that whole top side arp headstudes awsome springs stage 2 cams! Just cant figure the size out! Lol
 
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