Fits Passenger Position on 2018-later Softail models

FX models is due to a minor difference in primary housing length

Fits: > 08-22 Touring

allowing a no worries build

S&S, 3-5/8" REPL. EVO SUPERSTOCK PISTON KIT. +.030" kontakter och blinker Fits Passenger Position on 2018-laterReplacement recessed dome pistons for 3 5 8" Big Bore applications. Will fit 84 99 Evolution Big Twin models with S&S SuperStock heads only and 3 5 8" bore cylinders in combination with 4 1 4" (5. 375" cylinders, 9. 4: 1CR), 4 1 2" (5. 500" cylinders, 9. 8: 1CR) and 4 5 8" (5. 565" cylinders, 10. 1: 1CR) strokes. S&S tolerance recommendations: Close fit . 0015" to . 002". Loose fit: . 003" to . 004". All pistons include wrist pins, wrist pin clips and