Free shipping to the Contiguous United States on orders $50+

Book your on-site cam install! Slots are limited.

BOOK NOW

128" Power Package Engine Performance Kit - Gear Drive - Wrinkle Black with Highlighted Fins - 0904-0068

S&S Cycle  |  SKU: 0904-0068
$3,460.95
Shipping calculated at checkout.
  • Big Bore Kit
  • Big-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining required
  • 4-1/4" bore cylinders with 11:1 forged pistons
  • Oil Pump/Cam Plate
  • S&S oil pump/cam plate with blue anodized finish
  • Passage plugs are removable for servicing
  • Independent scavenge sections for flywheel cavity and cam chest
  • Debris screen in both scavenge pickups
  • Magnet in cam chest to help prevent debris from entering the oil pump
  • Increased oil flow capacity on both the oil feed and scavenge side
  • Adjustable pressure relief valve can be adjusted with the unit installed in the engine
  • Pushrods
  • Quikee pushrods with chrome pushrod tubes
  • Tappets
  • S&S premium tappets
  • Tappet Cuffs
  • S&S hard-anodized, black coated tappet cuffs are billet aluminum construction
  • Improve tappet stability in high-lift, high-rpm situations
  • Cam
  • S&S 550 cams designed for big bore applications
  • Valve Springs
  • S&S valve springs work with cams up to .605" lift
  • High-performance conical single-wire spring design
  • All necessary gaskets, bearings and hardware for bolt-on installation is included

    • Payment & Security

    Payment methods

    • American Express
    • Apple Pay
    • Diners Club
    • Discover
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • Visa

    Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

    Customer Reviews

    Be the first to write a review
    0%
    (0)
    0%
    (0)
    0%
    (0)
    0%
    (0)
    0%
    (0)