Steady, Regular Drop: Suggests an open, burnt, or chipped valve. Wide Pressure Fluctuation at High Speeds: Points to a weak valve spring. Steady Drop to Zero Pressure: Indicates a choked muffler. Vacuum Fuel Test Kit 9.
Steady, Regular Drop: Suggests an open, burnt, or chipped valve. Wide Pressure Fluctuation at High Speeds: Points to a weak valve spring. Steady Drop to Zero Pressure: Indicates a choked muffler. Vacuum Fuel Test Kit 9.
Steady, Regular Drop: Suggests an open, burnt, or chipped valve. Wide Pressure Fluctuation at High Speeds: Points to a weak valve spring. Steady Drop to Zero Pressure: Indicates a choked muffler. Vacuum Fuel Test Kit 9.
Steady, Regular Drop: Suggests an open, burnt, or chipped valve. Wide Pressure Fluctuation at High Speeds: Points to a weak valve spring. Steady Drop to Zero Pressure: Indicates a choked muffler. Vacuum Fuel Test Kit 9PCS/Set.