Parts list: № Number Qty Name Options 1 R27166 1 O-Ring 2 AR73824 1 CHECK VALVE 3 R375R 1 O-Ring 4 R60863 1 FITTING 5 AR73888 1 CHECK VALVE (USED WITH AR54590) Next page: 61-4 FUEL FILTER BASE KIT (ENGINE SERIAL NO. 335846- ) [E12] 61-2 FUEL FILTERS AND BASE (HOUSING) (ENGINE SERIAL NO. 335846- ) [E10] 61-1 FUEL FILTER AND BASE (HOUSING) (ENGINE SERIAL NO. -335845) [E09]