MSD Red Ford TFI ignition coils are engineered to produce increased voltage and energy compared to your stock coils and are a perfect replacement if you are looking for one. Offered in factory-style housings, they can be installed very easily.
Features & Benefits
MSD Red Ford TFI ignition coils are designed to offer exceptional performance even up to 9000 RPMs with MSD HEI modules
Features a 85:1 turns ratio with lower resistance for better voltage output
Direct replacement for GM dual connector coil and can be installed easily and quickly