just bought a 89gt w/ a 347 stroker just over 500 miles. so its brand new, i know it has 36lb injectors, spyder efi intake, victor jr stage 3 heads port/polished, pro m 80mm maf, msd everything w/ 6al box, the block is sleeved girdle windage tray the works. i know it was done by a pro builder here locally. ceramic longtubes pro dumps, 373 gears chip custom by diablo. the seller is a best friend of mine but he isn't sure how much hp its putting out. i know its hard to say but a ruff number is better than nothing. i'll get it dynoed next month i know it runs like a bat out of hell.. any help thanx
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