VERNIER TIMING CHAIN SET FOR CHEVROLET SMALL BLOCK V8 265-400CI CS1230 Number of Links: 58 Type of Chain: Double Row Number of Keyways: 1 Number of Teeth Cam Sprockets: 44 Number of Teeth Crank Sprockets: 22 Nitrided: Yes Oil Pump Drive: No Shim: No Torrington Bearing: Yes