Looking to customize a 81 ss440. Want to change skid and suspension, 136 track, exhaust, bar riser, different clutch, possibly a tunnel extension. just dont have experience with sled parts. looking for what skid, clutch, exhaust, suspension would work best on the old girl. have references from pics of another sled, he used phaser skid, fx shock, comet adjustable primary clutch, aaen pipe. wondering if thats a good set up or if there is something better? input much needed and appreciated! here is pics of buddies sled.