Parts list: № Number Qty Name Options 1 15H623 1 Pipe Plug 3/8", 3/8"-18 NPT 2 T27986 1 Fitting 3/8"-18 NPTF X 7/8"-14 UNF Next page: ST657820 INTAKE MANIFOLD, CODE 1707 ST657854 WITHOUT AIR RESTRICTION INDICATOR, CODE 7599 ST657826 AIR CLEANER (U.S. ATTACHMENTS) ST657843 WITHOUT COLD WEATHER STARTING AID, WITH PLUG FITTING, CODE 4395 ST657833 EXHAUST MANIFOLD, CODE 2803 ST657849 TURBOCHARGER, CODE 6501 ST657837 BREATHER, CODE 2901,2903 ST657841 WITHOUT BREATHER, CODE 2999 ST657853 AIR RESTRICTION INDICATOR, CODE 7502,9126 ST657852 AIR RESTRICTION INDICATOR, CODE 7501,9115