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904 Performance Converter

Performance Converter Kit
Part No. CH-RK-3

View Instructions

Sonnax performance converter kit CH-RK-3 for Chrysler 904 units includes all of the components required to build high performance converters utilizing GM 245 mm cores. CH-RK-3 features a one-piece forged front cover that provides high strength and easy assembly while the GM 245mm core allows builders to tailor the stall speed and torque multiplication rate to the individual customer.

  • One-piece forged and machined front cover
  • Both “offset” and 90º bolt patterns
  • 7/16”-20 mounting holes
  • Impeller and turbine hubs made from hardened Chromoly steel
  • Utilizes the GM 245mm core
  • Turbine Hub
  • Thrust Washer
  • Impeller Hub
  • Stator Race
  • Ring Gear 122-tooth
  • Front Cover with bushing installed
  • Unit Size: 10"
  • Core: GM 245mm
  • Dampered: No
  • Lockup: No
  • Turbine Hub Input Spline Count: 27
  • Existing Customers: Contact your sales representative.
  • New Customers: Fill out the form and a sales representative will contact you.
  • Ch rk 3

Sonnax Performance Converter Kits

Engineered to Deliver Builds that Last

Designed from the ground up to outperform OE and other aftermarket components, Sonnax has you covered with a full line of performance converter kits for gas and diesel vehicles. Offering the widest variety of options in the aftermarket, these innovative kits deliver customized performance and value.

  • Small/Large Diameter
  • Single-Plate/Multi-Plate/Non-Lockup
  • Dampered/Damperless


Choose the right kit for your rebuild!