S&S CYCLE Bolt-In Sidewinder® 4" Big Bore Kits — 110" displacement, 4.000" bore, 4-3/8" stroke – 07-17 Dyna, 07-16 Touring, 09-16 Trike, 07-17 Softail
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SELECT YOUR VEHICLE TO VERIFY THE FITMENT
Bolt-in big bore kit with cast ductile iron sleeves and full hardware for a complete installation. Not for use with S&S 79cc heads.