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Originally Posted by bailey_57

I took the plunge, sold the 99 GT and gave myself 2 weeks for mourning. I now have the performer rpm heads for the 89. They only have 1.90 intakes, but the bottom end is original for now. Do i have to get stud mount rr's or can i use my pedastal mounts, they have studs installed. any head gasket recommendations. and one last one, will a comp cams 282HR cam clear my stock bottom end. thanks guys, i'm so excited!!!!! hoping to see 300 rwhp.

Yes you will need stud mount rockers and hardened pushrods.

The cam should clear but it is very important to check piston to valve clearance.

If you have a good intake manifold and exhaust system to go along with the heads and cam you should hit the 300 mark.