Melling Timing Chain Guide Bolt - 5499GMB Part #: 5499GMB Line: MEL Melling Timing Chain Guide Bolt 1 Year Limited Warranty Finish: Zinc, Clear Chromate Head Size: 10mm Material: High Alloy Steel Thread Type: Coarse Length (in): 1-13/16 Inch Length (mm): 47mm Head Type: Allen Thread Diameter (in): 7/8 Inch Thread Diameter (mm): 22mm Bolt Grade: Grade 8.8 Washer Included: Yes Integral Washer Inside Diameter (mm): 24mm Integral Washer Inside Diameter (in): 15/16 Inch Show More Show Less