Keith Black KB297.020 80-Inch FLH-FX Piston Set .020 Oversize

The Kieth Black 390 hypereutectic 3.5 inch bore piston set has a 8.3:1 compression ratio and is oversize .020. Piston set alloy is cast in a permanent steel molded and includes rings .

The Keith Black KB297.020 80-Inch FLH-FX Piston Set .020 Oversize is designed for specified Harley-Davidson FL and FX applications from 1978 through 1984. This set is identified by part number KB297.020 and is supplied as a set.

Proper break-in is important when installing new pistons and rings. Run the engine at moderate speeds for at least 500 miles while avoiding excessive operation in lower gears. Refer to the Keith Black piston installation guide for installation information.

This piston set is listed for 1978–1984 Harley-Davidson FL models and 1978–1980 Harley-Davidson FX models. The country of origin is Mexico. Suggested and accessory items include an 80-inch Shovelhead piston ring set .020, Ring-O-Matic ring compressor tool kit, connecting rod clamping tool, and the accessory item identified as 60-0167.

Features:

• Brand: Keith Black
• Part Number: KB297.020
• Application: 80-inch FLH-FX piston set
• Oversize: .020
• Unit of Measure: Set
• Listed Fitment: 1978–1984 Harley-Davidson FL models
• Listed Fitment: 1978–1980 Harley-Davidson FX models
• Country of Origin: Mexico
• Break-In Guidance: Run the engine at moderate speeds for at least 500 miles while avoiding excessive operation in lower gears

Fitment:
Harley Davidson FL 1978
Harley Davidson FL 1979
Harley Davidson FL 1980
Harley Davidson FL 1981
Harley Davidson FL 1982
Harley Davidson FL 1983
Harley Davidson FL 1984
Harley Davidson FLT 1979
Harley Davidson FLT 1980
Harley Davidson FLT 1981
Harley Davidson FLT 1982
Harley Davidson FLT 1983
Harley Davidson Fx 1978
Harley Davidson Fx 1979
Harley Davidson Fx 1980
Harley Davidson Fx 1981
Harley Davidson Fx 1982
Harley Davidson Fx 1983
Harley Davidson Fx 1984
Harley Davidson FXR 1982
Harley Davidson FXR 1983