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ATK 1297-HP Heavy Duty 4L60E 4x4 Transmission
ATK 1297-HP Heavy Duty 4L60E 4x4 Transmission


 
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Our Price (USD): $1,599.00
Prop65 Warning This product can expose you to chemicals including chromium (hexavalent compounts), which are known to the state of California to cause cancer and birth defects or other reproductive harm.
For more information go to: www.P65Warnings.ca.gov


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Description
 
These 4L60E transmissions are meant to be retrofitted into a hot rod application. Our heavy duty 4L60E features heavy duty clutches and bands, valve body and lube modifications to provide a durable transmission ideal for light trucks and passenger cars. This unit is rated to 450HP.

THIS TRANSMISSION DOES NOT COME WITH A TORQUE CONVERTER OR TRANSMISSION CONTROLLER. CUSTOMER MUST SUPPLY THEIR OWN.

  • LS (4.8, 5.3, 6.0, etc) bell housing pattern
  • 4x4 application
  • Removable bell housing
These transmissions are BUILT IN THE USA!
Features & Benefits
  • Handles up to 450HP

  • Heavy duty sunshell

  • All new high energy clutches

  • New high energy band

  • New dual cage Borg Warner sprag

  • All new durabond bushings, extra wide

  • All new seals, gaskets and screens

  • New 3/4 clutch piston, molded design

  • New forward clutch piston, molded design

  • New overrun clutch piston, molded design

  • New Forward clutch accumulator, upgraded to aluminum

  • New 1/2 Accumulator piston, upgraded to aluminum

  • New Sonnax TCC regulator and isolator valve

  • New valve body pressure control solenoid

  • Updated pump with 13 vanes and Sonnax increased pressure

  • boost valve 0.490"

  • Fully assembly valve body function tested

  • Fully assembled unit is dyno tested


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