86 rx7 need help
 

i was driving my car and the car just shot off and now it wont start there is spark and fuel i checked the CAS and there is no current there should there be any im lost
its a NA car it barely has 92,000 miles on a 86
also what kind turbo charger does the 87 rx7 have is it a t3 or t4 what size is the trim and exhaust housing

let me know what u guys think