S&S Cycle Power Package Big Bore Kit - 128ci - 310-1101D

Unleash formidable power and performance in your VVT model with the S&S Cycle 128" Power Package VVT Engine Kit. This comprehensive, bolt-in solution is engineered to deliver a significant displacement upgrade and enhanced reliability without the need for complicated case machining.

Description

Elevate your ride with the S&S Cycle 128" Power Package VVT Engine Kit, meticulously designed for a straightforward bolt-in installation on VVT models. This premium kit transforms your engine, providing an updated profile and the robust foundation of forged pistons for superior durability and performance under demanding conditions. At its core is the renowned S&S 550 camshaft, expertly paired with valve springs capable of handling up to 0.605" lift, ensuring optimal valve train stability even at high RPMs. The included S&S oil pump/cam plate is precision-machined from billet aluminum, featuring independent scavenge sections and increased oil flow capacity for both feed and scavenge sides. Debris screens and a camchest magnet provide critical protection, while the adjustable pressure relief valve offers tuning flexibility. Completing this high-performance package are S&S premium tappets with hard anodized, black-coated billet aluminum cuffs and Quickee pushrods, all proudly Made in the USA to S&S Cycle's exacting standards.

Features & Highlights

• Effortless 128" Displacement Upgrade: Achieve a significant power boost with a true bolt-in kit, requiring no case machining for straightforward installation and immediate performance gains.
• Precision-Engineered Forged Pistons: Benefit from enhanced durability and reliability with updated profile forged pistons, built to withstand the rigors of high-performance riding.
• Advanced Billet Oil Pump/Cam Plate: Experience superior lubrication and engine protection with a precision-machined billet aluminum oil pump/cam plate featuring independent scavenge sections, increased oil flow, debris screens, a camchest magnet, and an adjustable pressure relief valve.
• Optimized S&S 550 Camshaft & Valve Springs: Maximize horsepower and torque with the high-performance S&S 550 camshaft, complemented by valve springs designed for stability with up to 0.605" lift, including all necessary collars, keepers, and seals.
• Premium Tappets & Quickee Pushrods: Ensure consistent valve train operation and stability in high-lift and high-RPM situations with S&S premium tappets, featuring hard anodized billet aluminum cuffs, paired with durable Quickee pushrods.
• Proudly Made in the USA: Invest in quality and craftsmanship with a power package manufactured in the United States, reflecting S&S Cycle's commitment to excellence.

Technical Specifications

• Displacement: 128"
• Camshaft: S&S 550
• Max Cam Lift (Valve Springs): 0.605"
• Piston Type: Forged
• Oil Pump/Cam Plate Material: Billet Aluminum
• Pushrods: Quickee
• Tappets: S&S Premium with Hard Anodized, Billet Aluminum, Black Coated Cuffs
• Manufacturing: Made in the USA
• EAN: 09040194

Important to Know

• Will fit VVT models.
• Not for any Trike models.
• Intake/rocker cover gaskets not included.