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S&S Cycle 128" Power Package with GEAR Drive Cams for 2017+ Harley Touring & 2018+ Harley Softail Models with 114" & 117” Oil-Cooled M8: Black Granite Finish with Highlighted Fins and Chrome Pushrod tubes - Made in USA

$3,460.95
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SKU:
310-1110A

S&S Cycle 128" Power Package w/ GEAR Drive Cams - Black Granite w/ Highlighted Fins & Chrome Pushrod tubes

For 2017+ Harley Touring & 2018+ Harley Softail Models with 114" or 117" Oil-Cooled M8

The 128" Power Package is the ideal combination of performance and savings to transform your 114" & 117" Oil-Cooled M8 without breaking the bank.

Features:

  • Includes all gaskets, bearings, and hardware required for installation.
  • MADE IN USA

Big Bore Kit:

  • 114" & 117" to 128" Big Bore Kit for Stock Stroke Flywheel.
  • Black Granite Finish with Fin Highlighting
  • Bolt on kit meaning no case machining required.
  • 4.250" bore Cylinders
  • Forged Pistons
  • 11:1 Compression Ratio

Oil Pump/Cam Plate:

  • Precision Machined from Billet Aluminum
  • Blue Anodized Finish
  • Passage Plugs Removable for servicing
  • Independent Scavenge Sections for Flywheel Cavity and Cam Chest
  • Debris Screens in both scavenge pickups
  • Magnet in Cam Chest to help to stop debris from entering oil pump
  • Increased Flow Capacity on both Feed and Scavenge side
  • Adjustable Pressure Relief Valve is adjustable with unit installed in engine

Pushrods:

  • Quickee Pushrods with Chrome Tubes

Tappets:

  • S&S Precision Tappets

Tappet Cuffs:

  • Hard Anodized Black Coating
  • Billet Aluminum Construction
  • Stronger than Stock Material eliminates Distortion
  • Improve tappet stability in high lift and high rpm situations

Cams:

  • S&S 550 Gear Drive Cams - Designed for Big Bore Applications
  • Gear Drive Cam provides improved cam timing accuracy and eliminates the stock cam chain tensioner.
  • Gear Drive kit includes outer Drive Gears.

Valve Springs:

  • Work well with cams up to .605 lift
  • High Performance Conical Single Wire Spring

Fitment:

  • For 2017+ Harley Touring & 2018+ Harley Softail Models with 114" or 117" Oil-Cooled M8
  • FITMENT NOTES:
  • For Stock Stroke Flywheel
  • S&S does not recommend compression ratios higher than 10:1 for Tri Glide or other three wheel models (including conversions) due to extra loads caused by the lugging nature of these bikes. Detonation and subsequent engine damage may result.