106-5555 | 31/2" Bore Forged Stroker Piston Kits For Stock Heads Or S&S Performance Replacement Heads - +.010" Flora 08-025: Harley-Davidson™ 18-up Softail™ Models

08-025: Harley-Davidson™ 18-up Softail™ Models

LED Boltz Custom Lighting - Polished Trim - Amber

Drag Specialties 1731-0609

Note: Requires OEM or add-on Tour Pak with Harley Davidson Air Wing Tour Pak Luggage Rack

8" diameter

106-5555 | 31/2" Bore Forged Stroker Piston Kits For Stock Heads Or S&S Performance Replacement Heads - +.010" Flora 08-025: Harley-Davidson™ 18-up Softail™ ModelsS&S Cycle 106 5555 These forged 3 1 2" bore stroker pistons for 1984 '99 HD Evolution big twin engines are required for the S&S 89" stock bore stroker kits, which include S&S 4 5 8" stroke flywheels. Pistons are designed to be used with stock cylinder heads or with S&S Performance Replacement heads. Low silicon forged material and advanced S&S piston skirt design result in high strengh and low noise. 3 1 2" +. 010" bore. Install Instructions Download