Mercury 9L8Z-6A664-A Vent Hose

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When working with fuel hoses, be prepared to catch spilled fuel, as they are usually under pressure.

Regular hose inspection is crucial due to the high temperatures under the hood, which can lead to hose deterioration. Checking hoses helps identify issues such as cracks, loose clamps, material hardening, and leaks, preventing potential engine or system problems.

Remove the intake manifold.

Remove the intake manifold.

When working with fuel hoses, be prepared to catch spilled fuel, as fuel lines are typically pressurized. Examine all flexible fuel lines for signs of deterioration, chafing, and cracks, especially near bends and fittings. When replacing fuel hoses, use hose specifically designed for your fuel injection system. Replace spring-type clamps with screw clamps, and use a special tool for spring-lock type couplings.