What was found
DURING THE NR 2 ENGINE START, AFTER THE FIRST OFFICER BROUGHT UP THE FUEL LEVER, THE ENGINE DID NOT START. HUNG AT ABOUT 31 - 35 PERCENT N2, AFTER ABOUT 6 - 8 SECONDS WITH NO IGNITION. BROUGHT THE FUEL LEVER TO CUTOFF. PERFORMED AN ABORTED ENGINE START QRC, BUT THERE WAS A STRONG ODOR OF FUEL IN THE AIR AFTER OPENING THE WINDOW. GROUND CREW REPORTED A LARGE CLOUD OF SMOKE. ACFT GROUNDED. REMOVED AND REPLACED THE NR 2 ENGINE RIGHT IGNITION LEAD IAW AMM 74-21-01, AND THE NR 2 ENGINE RIGHT EXCITER BOX ASSY IAW AMM 74-11-01. OPS CHECKED GOOD, NO FURTHER DEFECTS NOTED.