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S&S CYCLE 509G Gear Drive Camshaft Kit - Camshaft Kit / 509G Gear Drive / Twin Cam 0925-0540
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Part number 09250540 S&S CYCLE
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S&S CYCLE 509G Gear Drive Camshaft Kit - Camshaft Kit / 509G Gear Drive / Twin Cam 0925-0540

S&S CYCLE 509G Gear Drive Camshaft Kit - Camshaft Kit / 509G Gear Drive / Twin Cam 0925-0540 by S&S CYCLE is a engine parts listing built for riders searching by exact product name, fitment, style, and part number.

Key Features

  • Bolt in cams for 88 CID engines with stock compression ratios
  • Increases valve timing accuracy by eliminating timing chain lash and loosely fit stock chain drive
  • Reverses the rear cam's direction of rotation, providing additional operating clearance between cam lobes; resulting in higher cam lifts that are possible with the gear kit
  • Material must be removed from inner surface of the stock gear cover to install
  • S&S recommends that adjustable pushrod/cover kit to be used
  • Cam bearings and gaskets must be replaced when installing new cams
  • Lowers loft allows cams to be bolted into 96"-106" '06 engines with stock valve springs
  • Strongest from 1000-4500 rpm
  • 180 psi cranking compression; no need for compression releases
  • A hydraulic press and other professional level tools are required to install
  • Kit includes cams, inner gears, outer drive gears, inner and outer bearings, gaskets and instructions
  • Made in the USA
  • Installer must check coil bind, valve to valve clearance and valve to piston clearance.
  • Due to the inherent characteristics of gear drives, you may experience more valve train noise.

Part Numbers

0925-0540, 330-0017

Available Styles

Camshaft Kit / 509G Gear Drive / Twin Cam

Available options: 1

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