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ya...lah...missed some info..
hi, just curious about one thing,
How much we can boost if using stock 4G67 internal?
like piston, rod and crank..
if using 1.5mm or 2mm metal head gasket, is it safe to boost below 1 bar
using stock internal 4G67?
Sorry for asking many question.. Thanks in advance..

Tq so much trinityblood for ur experience and opinion..
Currently I doubt about engine reliability if bore the block..
After much reading, I assume a lot of member of zth have re bore their block..
need an opinion from all of u guys..
anyone from jb who knows any place here where i can re-bore my 4g67 block???
at 1st i think that i wanna pnp vr4 than punch oni..but a bit scared laa..![]()


to be honest wif u.u should used oil squiter to make sure u piston been taking care when u go long distance budy but mine didnt put the oil squiter ,juz the oil cooler oni...so far so good but thingking to put oso la...is it a must if we want to upgrade our block to 2liter we must use oil squitter???:hmmmm: