QBS Cut-Off Valve Kits

Description

Improperly functioning air cut-off valves can stick open or closed, causing poor running conditions and popping during deceleration. Air Cut-Off Valve Kit includes O-rings, diaphragm, spring and screws necessary to rebuild the air cut-off valve circuit.

Fitment

This part fits the following vehicles.

Features & benefits

• Complete rebuild kit with O-rings, diaphragm, spring, and screws to restore carburetor air cut-off function
• Multi-carb models include components for all carbs; direct OEM replacement for reliable performance
• Fixes sticking valves causing poor idle, popping on deceleration, and lean running conditions
• Models with multiple carburetors include components to repair all carburetors