Overview

S&S Cycle Black Edition V-Series Long Block Engines

The S&S Cycle Black Edition V-Series long block engine (310-1158) is a high performance 124 cu. in. V-twin powerplant designed for 1984–2000 Harley-Davidson® Evolution Big Twin models. It's designed as a long block with a matte black finish, offering a powerful, ready-to-install, and aesthetic upgrade that requires the user to transfer their existing carburetor and ignition system.

Key details:

* Performance: Features a .640 in. lift cam, premium S&S valve springs, and forged rocker arms for high performance riding
* Specifically designed for 1984–200- Evolution Big Twin and 1970–99 custom chassis with alternator-style primary
* Long block configuration: Includes the engine block, cylinders, heads, and valvetrain
* Uses stock-length manifolds to fit standard frames
* Features a distinctive gloss black billet gear cover and overall matte black powdercoat finish
* Usage note: The engine is intended for experienced builders who want to re-use or upgrade their own induction and ignition systems, often requiring performance carburetor re-jetting

Applications

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