head gasket thickness

[co_hatch]

Hey guys, i just have a quick question.. i called inlinefour.com to order a cometic head gasket.. well they make those head gaskets custom fit... i was wondering how thick i should get my head gasket?? im running a stock b18c1, with new rings, bearings, arp head bolts, and rold bolts.. ill be running basically a t3/t4 turbo and im looking to get push about 15-18 psi..... how thick do you all think i should get my head gasket?? someone said .043" but didnt say much after that.. lol

Thanks for info!!

[HONDA GHANDI]

your stock pistons wont take 15-18 psi very long. Dont waste your money. Use an OEM gasket.