7.3L Power Stroke Viton Compression Sleeve Fuel Line Seal Kit

Compression sleeves are used to seal the rigid fuel lines at various connections on the 7.3 liter Power Stroke engine. Viton is a more resilient material than the original rubber seals and offers superior chemical resistance for a longer service life. 1994 to 1997 engines use a pair of compression sleeves to seal the rigid fuel lines at the rear of each cylinder head. 1998 to 2003 engines use a total of (6) compression sleeves to seal the inlet/outlet lines at the fuel bowl in addition to the cylinder head fittings. The service kit for 1994 to 1997 engines (1609K) includes (2) x 1/4 inch compression sleeves.  The service kit for 1998 to 2003 engines (1610K) includes:• (4) x 1/4 inch sleeves - seals the driver and passenger side fuel lines at the fuel bowl and cylinder head connections• (1) x 5/16 inch sleeve - seals the fuel return line to the fuel bowl at the pressure regulator• (1) x 3/8 inch sleeve - seals the fuel supply (inlet) line to the fuel bowl. Please select the appropriate