Engine Timing Crankshaft Sprocket-Crankshaft Gear McQuay-Norris TS339

MCQUAY-NORRIS TS339. Condition: New - Other.
Interchange: 223-339; 7S339; S339;
Crank sprocket gear For 4 Bbl. Hi-Perf.:
HD Use w/Double Roller Chain; High Perf Eng