S&S Cycle Performance OIL LINE CONV. KIT; FLH99-06

S&S Cycle Twin Cam Engine Cases are designed for stock Harley-Davidson chassis, providing increased strength and reliability for both carbureted and EFI 124" Twin Cam motors. These high-performance cases are engineered to accommodate up to .675" lift cams and larger bore setups, making them ideal for both replacement and custom applications.

FEATURES

• Greater overall strength than stock crankcases

• Timken®-style sprocket shaft bearings for durability and dependability

• Clearanced for strokes up to and including 5"

• All passages between crankcase and cam support plate are O-ring sealed

• Compatible with most stock components

• Cam chest clearance for up to .675" lift cams

• Includes S&S crankcase breather reed valve to reduce oil carry-over and scavenging issues

• Rear engine mount bolts directly to stock transmission; fully compatible with stock primary and charging system

• Available in stock bore for replacement or 4¼" bore for custom applications

• Made in the USA

DETAILS

• Oil line installation kits required for certain models:

  • 1999-2006 FLT models: PART #0950-0145

  • 2007-2016 FLHT, FLHR, FLHX, FLTR models: PART #0711-0220

  • Optional kit for easier installation on 2007-2016 FLHT, FLHR, FLHX, FLTR: PART #3802-0054

• Some 2007-2016 applications exempt per CARB Executive Order (EO) D-355-18

• Suitable for skilled technicians; assembler must verify all clearances and specifications

• Compatible with stock transmissions, primary, and other components