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2018/19 aftermarket cylinder head
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12-13-2018, 05:02 PM
Jacob 'Berg
Senior Member
Join Date: Mar 2014
Location: Scottsdale, AZ
Posts: 589
I had them cut a stock head for 100 octane fuel. Noticeable improvement to bottom and mid-range power. They will also cut your stock head to accept different inserts. This is nice as you can run a higher compression insert for higher altitudes.
Jacob 'Berg
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