Part # 99-EK-A15973-L8T



Product Options

Inlet Options
Supercharger Pulley Size
Port Injection Adapters
Heat Exchanger Kit


  • Featuring Eaton R2650 rotating group with 170 degree lobe helix angle for unrivaled thermal efficiency
  • TVS2650 rotating group is proven to be 1200+ HP capable
  • Reduced inlet air temperatures and recovery compared to the factory system
  • Front Drive/Front Inlet design for shorter less restrictive intake path to improve boost response
  • Supercharger manifold incorporates independent input drive assembly and throttle body housings allowing flexible throttle body applications
  • Retains the throttle body position close to OEM enabling standard intake tube to be utilised and the fitment of most aftermarket air intake systems
  • Thermal insulators and various 6PK Supercharger drive pulleys available at time of purchase
  • Designed & Manufactured by Harrop to OE levels of appearance and operation
  • Retains all factory ancillaries including A/C, Viscous engine fan and Power Steering

Harrop is proud to release the innovative TVS2650 Supercharger L8T 6.6L V8 found in the 3/4 and 1 Ton GM trucks. The Supercharger upgrade utilises the largest, most-efficient rotating group ever produced by Eaton, the TVS2650 features dual pass intercooler cores integrated in the manifold assembly.

The front drive / front inlet design allows for a shorter less restrictive intake path allowing for improved airflow and superior performance. Like all Harrop products our TVS2650 L8T Supercharger is expertly assembled by qualified Supercharger technicians to ISO9001 quality standards, before being individually tested in-house on a dynamometer to ensure reliability and durability.


  • L8T 6.6L


  • Capable of over 1200hp+ with supporting engine modifications
  • Note - Quoted power figures are measured at the hubs on our Harrop HQ dynamometer

Item# Status Description
99-EK-A15973-L8T In Stock

L8T 6.6L GM Engine Kit - 99-EK-A15973-L8T


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