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S&S 128" POWER PACKAGE BIG BORE KIT 310-1105B BLACK OIL 114 17-23

MSRP: $3,265.00
Was: $3,265.00
Now: $2,803.00
(You save $462.00 )
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S&S 128" BIG BORE Power Package KIT - 128 CI Oil Cooled, Chain Drive, 550 CAM , WRINKLE BLACK w/ Non-Highlighted Fins and Chrome Pushrod Tubes,  2017-up M8 114" Models

CHAIN DRIVE OIL COOLED VERSIONS

The S&S Power Package is the ideal combination of performance and savings, designed to transform your M8 without breaking the bank. For the latest generation HD’s, S&S is packaging their brand new 124” & 128" bolt in big bore kit with a 550 cam, cam plate and high flow oil pump as well as valve springs, lifters and pushrods. All kits are available with gear or chain drive cams and are designed to make big, reliable power with equally big savings.

 

114" to 128" Big Bore Kit:

    • Wrinkle Black Finish
    • Non-Highlighted Fins
  • Bolt-On Kit — No Case Machining Required
  • 4.250" Bore
  • Forged Pistons
  • 11.1:1 Compression Ratio

Oil Pump/Cam Plate:

  • Precision Machined from Billet Aluminum
  • Passage Plugs Removable for Servicing
  • Independent Scavenge Sections for Flywheel Cavity & 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 & Scavenge Side
  • Pressure Relief Valve is Adjustable with Unit Installed in Engine

Pushrods:

  • Quickee Pushrods with chrome covers

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 & High rpm Situations

Cam:

  • S&S 550 Cam- Designed for Big Bore Applications
  • Available in Both Gear Drive & Chain Drive Variations
  • Gear Drive Kits Provide Improved Cam Timing Accuracy & Eliminate Stock Chain Tensioner
  • Gear Drive Kits Include Outer Drive Gears

Valve Springs:

  • Work well with cams up to .605 lift
  • High Performance Conical Single Wire Spring
  • Includes Top Collars, Keepers, & Valve Seals/Bottom Collars
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