S&S CYCLE V111 Long-Block Engine — 111", 4-1/8" x 4-1/8" – 84-98 Touring, 85-99 Softail, 91-99 Dyna, 85-86 Big Twin, 85-94 FXR, 99 CVO

Fits '84-'99 Harley-Davidson® big twin chassis and custom frames designed for Evolution® big twin engines.

Delivers up to 30% more horsepower and torque over stock, with a short-stroke design for reduced vibration and longer engine life 🔧⚡.

Shorter overall height eases installation and fitment.

Does not include carburetor or ignition; use your stock or preferred aftermarket carb and air cleaner.

Big-fin cylinders with increased fin area and exclusive oil jets cool the pistons' undersides, paired with a high-volume, high-pressure oil pump and durable three-piece flywheels.

Includes a performance 585 cam and valve springs and is made in the USA 🇺🇸.