This is a New Cloyes Timing Chain Part #C393 Engine Timing Chain; Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Links With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit. Unit of Measure: Each UPC: # 750385302397 Number Of Links: 70 Single Or Double Roller: Single Number Of Timing Marks: 3 Pitch (In): 0.323 Inch Width (In): 0.51 Inch Number Of Plates: 9 Material: Steel Number Of Rows: 1 Chain Type: Inverted Tooth Pitch (mm): 8mm Overall Length (In): 11.25 Inch This item is new but is missing original packaging.