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S&S Cycle 124" Hot Set Up® Big Bore and Stroker Kit for 88B Twin Cam Engines – Wrinkle Black Finish

: Big Bore Kits

: S&S CYCLE

: 0903-1254

Regular price $7,104.95 USD

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124" Hot Set Up® - Big Bore/Stroker - Wrinkle Black - 88B Twin Cam Upgrade your 88B Twin Cam engine with the...
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124" Hot Set Up® - Big Bore/Stroker - Wrinkle Black - 88B Twin Cam

Upgrade your 88B Twin Cam engine with the S&S Cycle 124" Hot Set Up® Big Bore and Stroker Kit, designed to deliver increased power and performance without the need for completely replacing your stock engine components. This kit features precision-machined components and high-quality parts that simplify the upgrade process while maintaining the integrity of your motorcycle's original design. The kit includes 4.125-inch big bore cylinders, forged flat-top pistons, and S&S Super Stock® 91 cc cylinder heads, ensuring enhanced combustion efficiency and durability. The S&S 4.625-inch stroke flywheel assembly and 640 gear drive Easy Start cams work together to produce a smooth, reliable power curve suitable for both street and performance riding.
All hardware, gaskets, and detailed instructions are included to facilitate straightforward installation. The assembly maintains compatibility with the stock crankcases and allows for a stock EFI throttle body, provided that the EFI system is recalibrated accordingly. The specially machined head mounting surfaces ensure proper fitment with existing manifold hardware, and the increased engine height of 0.960 inches does not cause frame clearance issues. This comprehensive upgrade enhances your engine's performance while preserving the essential look and feel of your motorcycle. Made in the USA, this performance kit is an ideal choice for riders seeking a reliable, powerful upgrade that requires minimal modifications to existing components.

Features:

  • Converts stock engine to 124 cubic inches for increased power
  • Includes S&S Super Stock® 91 cc cylinder heads for optimal airflow
  • Big bore cylinders measure 4.125 inches in diameter
  • Forged flat-top pistons for durability and performance
  • S&S 4.625-inch stroke flywheel assembly for stroker effect
  • 640 gear drive Easy Start cams for smooth operation
  • Premium S&S tappets and adjustable pushrods for reliable valve train
  • Roller rocker arms for improved valve control
  • All necessary hardware, gaskets, and instructions included for easy installation
  • Designed to fit stock crankcases and manifold surfaces with no frame clearance issues

S&S Cycle 124" Hot Set Up® Big Bore and Stroker Kit for 88B Twin Cam Engines – Wrinkle Black Finish

Regular price $7,104.95 USD