Melling Timing Chain - 181 Part #: 181 Line: MEL Melling Timing Chain 1 Year Limited Warranty Material: Hardened Steel Pitch (in): 0.500 Inch Width (in): 1.074 Inch Width (mm): 27mm Overall Length (in): 12.125 Inch Overall Length (mm): 308mm Number Of Links: 48 Pitch (mm): 13mm Timing Marks Included: No Number Of Rows: 2 Chain Type: Double Roller Roller Diameter (in): 0.260 Inch Roller Diameter (mm): 6.6mm Show More Show Less