Piston and bore

#1
I have a wiseco piston P214 (2.795) from an old build and I'm wanting to reuse it in a new build. Can I order a block from NR racing with a piston bore 2.756 or do I need to send my block after to have it bored? And if my memory is correct I need ring set 2.776? Sorry for sounding like I have no idea what I'm talking about. I haven't built an engine in quite a few years. Thanks in advance.
 

MB165

Active Member
#2
using your numbers youd have to bore it .040"/ 2mm/ 4th over..... and a +.040", (p4) ringset. You might want to consider just buying a new std. size piston kit for it, its not worth boring out a new block for a used piston.
 
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