Our fuel pressure test attachment is designed to allow a conventional fuel pressure gauge with Schrader fitting to connect to 4 stroke EFI pressurized fuel systems that have no Schrader fitting but have either quick connect fittings or hose barb fittings

• Fits Mercury 4 Stroke and Pro XS,  Yamaha and Suzuki with and without Schrader fittings
• Quick connect fittings will seal completely preventing leaks
• Kit comes with attachments to fit schrader fittings on Yamaha 4 stroke and 2 stroke OX66, and Mercury 4 stroke EFI as well as older Suzuki 4 Strokes EFI
• Made in The U.S.A.  Full unconditional warranty on entire kit