Thread Size - NPT: 7/8" - 18; w/ Bracket;Material: Steel; Hose Size - Inches: 3/4" Alternate/OEM Part Number(s): 4227874 STANDARD MOTOR PRODUCTS Warranty Information Ignition, emission, engine control, & fuel system parts - 3 year/36,000 mile. Control modules (ignition, ABS, etc.)- Five years/50,000 miles. Remanufactured electronic products and engine control modules - 12 month/unlimited miles. Return & rebuild parts have same warranty as new parts. Premium wire sets - Limited lifetime. ProSeries wire sets - 5 years/50,000 miles. T-Series parts - 12 months. All other products- 90 day/3,000 miles. Warranty Details