S&S Cycle 128" Power Package Big Bore Engine Kit for VVT Models

The S&S Cycle 128" Power Package delivers a significant boost in performance for your VVT model motorcycle. This comprehensive bolt-in big bore engine kit is engineered to transform your ride, offering enhanced power and torque without requiring extensive modifications.

Description

Experience a dramatic increase in displacement and raw power with the S&S Cycle 128" Power Package. Designed specifically for VVT models, this premium engine upgrade features robust forged pistons and an updated profile for superior strength and durability under high-performance demands. The heart of this kit is the renowned S&S 550 camshaft, meticulously selected to optimize valve timing and lift for an aggressive power curve, complemented by high-performance valve springs capable of handling up to 0.605" lift. Installation is streamlined with Quickee pushrods and S&S premium tappets, which include hard-anodized, billet aluminum, black-coated tappet cuffs for exceptional stability in high-lift and high-RPM situations. This comprehensive power package also includes a precision-machined billet aluminum oil pump and cam plate, engineered with independent scavenge sections, debris screens, and a camchest magnet to ensure optimal lubrication and engine protection. The adjustable pressure relief valve allows for fine-tuning while installed, providing unparalleled control over your engine's oil system. Proudly Made in the USA, this S&S Cycle 128" Power Package is a testament to quality and performance, requiring no case machining for a straightforward bolt-in upgrade.

Features & Highlights

• Unleash 128" Displacement: Transform your VVT model with a massive increase in engine displacement for unparalleled horsepower and torque gains, designed as a true bolt-in solution with no case machining required.
• Superior Durability & Performance: Features robust forged pistons with an updated profile and S&S premium tappets, ensuring exceptional strength, longevity, and stability even in high-RPM, high-lift scenarios.
• Optimized S&S 550 Camshaft: Experience a precisely engineered power curve with the included S&S 550 camshaft, paired with high-performance valve springs capable of supporting up to 0.605" lift for maximum power delivery.
• Advanced Oil Management System: The billet aluminum oil pump and cam plate boast independent scavenge sections, debris screens, and a camchest magnet for superior lubrication, engine protection, and extended component life.
• Adjustable & Serviceable Design: Benefit from a pressure relief valve that's adjustable with the unit installed in the engine, alongside removable passage plugs in the oil pump for easy servicing and fine-tuning.
• Comprehensive & Made in the USA: This complete kit includes all essential components – oil pump/cam plate, Quickee pushrods, tappets, tappet cuffs, camshaft, and valve springs – all proudly manufactured in the USA for guaranteed quality.

Technical Specifications

• Displacement: 128"
• Camshaft: S&S 550
• Piston Type: Forged
• Valve Spring Compatibility: Up to 0.605" lift
• Oil Pump/Cam Plate Material: Billet aluminum
• Pushrod Type: Quickee
• Tappet Cuffs: Hard anodized billet aluminum, black coated
• Manufacturing Origin: Made in the USA
• EAN: 09040196

Important to Know

• Not compatible with any Trike models.
• Intake gaskets and rocker cover gaskets are not included and must be purchased separately.