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Discussion Starter · #1 ·
im just about to buy a set of forged pistons and conrods off ebay.
can anyone confirm that 87mm is the right bore size please as i want to make sure they will fit before i buy them!!!!!
im pretty sure the standard size is 86mm and i will need to have the pots bored out 1mm although im not positive????
i will be fitting them to my r34 gtr rb26 engine
i want to buy these asap so any help much appreciated.
thanks:wavey:
 

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Yeah standard is 86mm. I wouldn't buy them until you've checked what size yours actually is though. It's unlikely but it might have been rebored before.
 

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Discussion Starter · #3 ·
tath said:
Yeah standard is 86mm. I wouldn't buy them until you've checked what size yours actually is though. It's unlikely but it might have been rebored before.
thanks mate,
im sure it has'nt, i bought the car completely standard with 14k on the clock so i recon they should be standard.
cheers
 
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