Front bumper worth a tenth!

I swiss cheesed the bumper brackets,installed fiberglass front bumper and moved the battery to the trunk on my 73 duster,the car launches strait now and traction is there...before It would boil the tires off with no problem now a simple rollout and she's .........................gone!!!! cant wait to get it to the track...front bumper is quite a chunk on a 73 duster...