A nitrous 318

I met a guy at the track last weekend with a 70 dart it was running 11.80s with a 318...360 ported heads 2.020 / 1.600 .....eddy rpm intake 750 Holley carb 1 5/8 headers 240/[email protected] cam .510 lift... compression 10 to 1 904 trans with low 1st gear 9'converter 4000 stall 5.13 gears 30'x9'slick .....it was a car built with parts he collected over the years nothing special really. Makes me think....... how quick would this car be with a 150 shot ..10s ?????