did some 1/8 mile today...first run she ran great but second and last run engine was cutting out during the run and picked back up at the end .....i have the msd 6 al,pro billet distrib,hvc11 blaster coil...earlier this year i replaced cap and rotor and noticed like rust and crap around the module....scraped and cleaned that....msd 6al is around 11 years old...distrib is around 6 years old....coil around 3 years old.....do you think its electrical??does the box when it goes bad does it go out and on or just die completely.....it was real hot today....over 100...the 6al was real hot to touch....yes its under the hood on front of the inner fender...the car is a 68 roadrunner...572 hemi