NEED HELP,GSR BLOCK BORED 20 OVER .......
If the block is bored 20 over according to guy it was bought from, and i want to go all motor what size pistons would fit? also what head gasket? any suggestions would be appreciated. thanks
The stock bore on a gsr is 81mm (3.189").Twenty over is 81.5mm (3.189" + .020" = 3.209").The stock headgasket is good for 81.5mm.
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pinota
Acura Integra Type-R
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Jun 20, 2002 01:32 PM




