trw26z28

ok i'm doing a header install on my brothers 98 camaro he bought hooker long tubes and lanes true dual, my question is can i use the stock manifold bolts or do i have to buy header bolts, also can i buy stock manifold gaskets to use on the headers? and does anyone have any o2 sims for sale? it's a 98 ls1. any info would be great thank's

Smoke T/A

You can reuse the stock bolts and gaskets.