S&S Cycle 510C Standard Chain Drive Cam Chest Kit For Harley Twin Cam 1999-2006

S&S 510C Kit: The Professional Choice for Twin Cam 88 & 95 Performance

The S&S Cycle 510C Standard Chain Drive Cam Chest Kit for 1999-2006 Harley-Davidson models represents the 2026 pinnacle of valvetrain modernization. For many riders of the early Twin Cam era, the goal is to find an exhaust-and-induction-matched power profile without sacrificing the bike’s ability to cruise long distances. The 510C camshaft is specifically tailored for this “real world” application. With a .510″ lift, these cams provide a noticeable “kick” in the mid-range and allow the engine to breathe much more freely at highway speeds. However, the true value of this kit lies in its comprehensive system approach. S&S doesn’t just provide the cams; they provide the entire environment the cams live in, ensuring that your 2026 engine receives the **secure, industrial-strength utility** that only S&S Cycle can offer.

Precision Billet Engineering and Advanced Lubrication

What sets the S&S 510C Cam Chest Kit apart in the 2026 marketplace is the inclusion of the S&S High-Volume Oil Pump and Billet Cam Plate. The factory cast-aluminum cam plates are prone to flexing and oil passage misalignment, especially as mileage increases. The S&S plate is CNC-machined from 6061 billet aluminum, providing a rigid foundation that keeps your camshafts and oil pump gerotors perfectly synchronized. The high-flow oil pump increases oil pressure and scavenging efficiency by 20%, which is critical for dissipating engine heat during the intense 2026 summer riding season. Furthermore, the kit includes high-performance cam bearings and a full gasket set, replacing the notorious factory INA bearings with heavy-duty alternatives that are designed to withstand the increased loads of performance timing. Every component is hand-inspected to ensure it meets the rigorous mechanical standards of 2026 performance bagger builds.

Expert Installation & Performance Advice

As specialists in Twin Cam valvetrain architecture, we recommend the 510C kit for riders who enjoy aggressive highway passing and “canyon carving.” Pro Tip: While these are “bolt-in” cams, they perform best when paired with Stage 1 intake and exhaust upgrades to allow for maximum air-flow. Installation Note: When installing the S&S oil pump, always “center” it by rotating the engine manually before final torquing to prevent “pump pinch” and internal wear. Maintenance Note: Use a high-quality 20W-50 motorcycle oil with a high zinc content to protect the new cam lobes and lifters during the critical 2026 “break-in” period. Safety Note: We highly recommend replacing your inner cam bearings (included in this kit) using a professional-grade puller/installer tool to prevent damage to the engine cases during your 2026 overhaul.

The Professional Standard for Reliable V-Twin Power

Choosing the S&S Cycle 510C Standard Chain Drive Cam Chest Kit means investing in unmatched mechanical integrity and performance synergy. It offers a unique combination of modern billet technology and a race-bred cam profile that honors the legacy of the Harley-Davidson brand. For the rider who wants a high-output 2026 presence and a flawless engineering finish, the S&S 510C Kit is the unmatched leader. Restore your engine, feel the power, and ride the distance.

Features:

• Upgrade to S&S Cycle bolt-in performance chain drive camshafts
• Improved engine performance – higher lift and optimized cam timing
• S&S Quickee pushrods – easy installation, without removing rocker covers
• Replace stock oil pump, cam support plate, cams, chain tensioners, and tappets with all new premium U.S. made S&S Cycle components
• Upgrade 1999-’06 models to 2007-’16 style oil pump (included) for better, more consistent oil pressure
• S&S Cycle Hydraulic Cam Chain Tensioners -improved valve timing and chain life

Product Style	AmericanV-twin Item #	Catalog Number	Store Sku	MFR. Product #	Availability
S&S Cycle 510C Standard Chain Drive Cam Chest Kit For Harley Twin Cam 1999-2006	80501	833-188		330-0541	In Stock: Ships within 24 hours