Thread: Spiderbox Project Thread
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  #206  
Old 01-14-2018, 10:45 AM
Pripyat Pripyat is offline
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Join Date: Aug 2017
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I saw that head but I was worried it had a large combustion volume (for 63mm) and i'd end up better off with slightly smaller valves with a combustion chamber designed for 58 or 61mm.
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