blazer wont start

[timboger]

I have an 86 s10 blazer. while driving, it suddenly stopped running. I am getting spark and fuel. it will crank. but will not start. can anyone please help me?

[Chris Stewart]

Is the Check engine light on? Have you checked it for trouble codes?
Inside the distributor, there's a "starwheel" on the distributor shaft, see if it has a crack.

[taillight]

To start you need 3 things
1. compression
2. Fuel, the right amount. Check plugs for fuel.
3. Spark at the right time.