Compliance Controls Air-Fuel Control Systems – for Rich-Burn, Lean-Burn and fuel-injected spark-ignited natural gas engines – maximize emissions-control efficiency by maintaining the proper air-fuel ratio over varying engine loads, speeds, fuel quality, ambient temperatures and barometric pressures.

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• AFR-1R Air-Fuel Control System
• AFR-9R Air-Fuel Control System
• AFR-64R Rich-Burn Air-Fuel Control System
• AFR-64L Lean-Burn Air-Fuel Control System
• MEC-FI Lean-Burn Air-Fuel Control System

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• Contact Compliance Controls