Cat fuel injector nozzles utilize specialized product metallurgy, proprietary manufacturing processes and design, to deliver injectors capable of meeting today's performance and injection pressures for emissions requirements. Mount Type: Two-Piece - Non-Symmetric Head Outside Diameter (mm): 96 Head Outside Diameter (in): 3.78 Head Thickness (mm): 28.5 Head Thickness (in): 1.12 Pilot Outside Diameter (mm): 50.2 Pilot Outside Diameter (in): 1.98 Inside Diameter (mm): 16.8 Inside Diameter (in): 0.66 Mount Height (mm): 60 Mount Height (in): 2.36 Pad Height (mm): 25 Pad Height (in): 0.98 Bonded Sleeve: No Standard Bolt Size: M16