The BD Diesel P7100 AFC Spring Kit (1040181) is a performance-enhancing upgrade designed specifically for 1994–1998 Dodge Ram trucks equipped with the 5.9L Cummins 12-valve engine and the Bosch P7100 injection pump. This kit is engineered to improve throttle response and fuel delivery by optimizing the function of the AFC (Air Fuel Control) system. By adjusting the pre-load on the AFC spring and allowing for more precise control of fuel metering, the kit helps unlock added horsepower and torque, particularly in modified or performance-tuned applications. Ideal for enthusiasts looking to maximize the potential of their Cummins diesel engine, the BD Diesel AFC Spring Kit delivers reliable performance improvements while maintaining drivability and fuel efficiency.
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BD Diesel P7100 AFC Spring Kit (1040181) for 1994-1998 Cummins 5.9L
$72.95
The BD Diesel P7100 AFC Spring Kit (1040181) is a performance upgrade for 1994–1998 Dodge Ram trucks with the 5.9L Cummins 12-valve engine and Bosch P7100 pump. It enhances throttle response and fuel delivery by optimizing the AFC system, improving horsepower and torque—especially in modified engines—while maintaining drivability and efficiency.
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