Thread: Head swap question
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Old 10-10-2002, 09:39 AM   #6
tireburner163
It's a lot like a race car
 
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Join Date: Aug 2000
Location: Meridian, MS
Posts: 4,130
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Quote:
Originally posted by esandes
The 99+ head swap will bump up your CR but you shouldn't need premium gas unless you bump the timing.
It bumbs the compression to 11:1. Hell yes you will never premium gas!!!
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