Yea Avery it is a 91...4.3 Vortec bored 40 with aluminum heads, Keith Black pistons and rods, steel crank. high rise with a 750, 6" cowl hood, Headman headers, aluminum driveshaft, engine suppose to be polished and blue printed, 5 speed, with the Rainbow Guages , dropped spindles in the front and blocks in the rear, but I do not have any paperwork on the goodies soooooo...Anyway it is fun to drive and gets the lookers and of course is FOR SALE....