HELLO FELLOW MEMBERS,
I AM A NEW MEMBER WHO IS TRYING TO FIGURE OUT A PROBLEM I HAVE.I HAVE A 1995 S10 WITH A 350 IN IT.THE OTHER NIGHT WHILE RUNNING IT AT THE TRACK IT STARTED SPUTTERING AND BACKFIRING BAD.SINCE THEN I HAVE REPLACED ALL SPARK PLUGS WIRES THE TIMING BELT,TAKEN APART THE CARB, CHANGED ALL FUEL FILTERS,BUT NOW THE PROBLEM IS IT WILL NOT GET ABOVE 3300 RPM.IT DRIVES FINE NOW UNTIL IT HITS 3300 RPM AND THEN IT BACKFIRES AND SPUTTERS.MY LAST CHOICE I THINK I HAVE TO LOOK AT IS MY IGNITION.I HAVE THE MSD IGNITION,NOT TO SMART ON IT, I AINT SURE WHAT KIND BUT IT HAS A LARGER BOX AND A SMALLER ONE ATTACHED TO THE DISTRIBUTOR.MY QUESTION IS DOES THIS HAPPEN WITH THEM, AND COULD IT BE THE PROBLEM?THANK ALL OF YOU FOR YOUR RESPONSE.