RMK

I'm aiming to get over 300bhp naturally aspirated from my 87 IROC LB9 Auto and was wondering if anyone has already done this and what did they need to do to get it.

Forget my future mod list at the bottom as it is out of date. Also, I will be doing a cam change.

Thanks

Rob

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1987 IROC-Z Auto (LB9)
Black/grey with the stance of a streetfighter

Mods
Custom exhaust. 4 Inch pipe from the headders all the way back to a single muffler at the rear. No Cat.

Future mods:
K&Ns
RAM Air
New Underdrive pulleys-either March performance pulleys or Auto Specialties Performance
Air foil