i know it's been awhile.....but I was just wondering if you guys could help my 87 S10 which has a 2.5 duke in it....has trouble starting in the cold and i have a block heater in it anyways when i go to start it it just rolls over then i cycle the key once it then back fires through the exhaust and starts to spit and sputter then runs fine.....REALLY FRICKING ANNOYING
