What is the primary benefit of upgrading to the 2007-2016 style oil pump included in this kit?

The 2007-2016 style oil pump offers improved and more consistent oil pressure compared to the earlier stock pumps. This helps ensure your engine's critical components are properly lubricated under various operating conditions.

Does this kit include everything needed for installation, or are additional parts required?

This kit is comprehensive, replacing the oil pump, cam support plate, cams, chain tensioners, and tappets. It also includes S&S Quickie pushrods, which simplify installation by eliminating the need to remove rocker covers. Always refer to the manufacturer's installation instructions for any specific tool or additional component recommendations.

What kind of performance improvements can I expect from the 509C cams?

The 509C performance cams are designed with higher lift and optimized cam timing. This combination generally leads to improved engine performance, allowing for better breathing and power delivery.

S&S Cycle 99-06 BT Chain Drive Cam Chest Kit - 509C

Specifications

Brand: S&S Cycle
Part #: 330-0540
UPC: 330-0540

S&S Cycle 99-06 BT Chain Drive Cam Chest Kit - 509C

Name: S&S Cycle 99-06 BT Chain Drive Cam Chest Kit - 509C
Brand: S&S Cycle
Price: 1945.20 USD
Availability: InStock

$1945.20

On Backorder — Expected to ship by May 3, 2026

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

S&S Cycle 99-06 BT Chain Drive Cam Chest Kit - 509C. Replaces critical cam chest components for improved performance.

Key Features

Fits 1999-2006 Harley-Davidson Big Twin models.
Replaces stock oil pump, cam support plate, cams, chain tensioners, and tappets with new S&S components.
Includes a 2007-2016 style oil pump for improved and consistent oil pressure.
Features S&S Hydraulic Cam Chain Tensioners for better valve timing and chain life.
Comes with S&S Quickie pushrods for easier installation without removing rocker covers.
The 509C performance cams provide higher lift and optimized cam timing for improved engine performance.

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Will this fit your vehicle?

Product Details

S&S Cycle is well-known for building high-performance engine components for Harley-Davidson motorcycles. If you're looking to refresh the heart of your 1999-2006 Big Twin, this Complete Chain Drive Cam Chest Kit is a solid option. It addresses all the key parts within the cam chest, ensuring you're starting with fresh, reliable components that are built to perform.

This kit replaces your stock oil pump, cam support plate, cams, chain tensioners, and tappets with all new, U.S.-made S&S parts. A notable upgrade is the inclusion of a 2007-2016 style oil pump, which offers better and more consistent oil pressure compared to the earlier models. You also get S&S Hydraulic Cam Chain Tensioners, designed to improve valve timing and extend chain life. The kit includes S&S Quickie pushrods, making installation easier as you won't need to remove the rocker covers. The 509C performance cams themselves offer higher lift and optimized cam timing, which translates to improved engine performance.

This comprehensive kit is designed for a range of Harley-Davidson Big Twin models from 1999 through 2006, including popular bikes like the Road King, Dyna Super Glide, and Heritage Softail. It's a complete solution for anyone wanting to ensure the longevity and performance of their engine's critical cam chest area.