ATK Engines

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Debuting our new 4L60E, built to handle a modest 450HP. These transmissions will NOT come with a converter or TCM. They are built and tested in the USA! We have a few other transmissions in test vehicles that will handle up to 700HP and will be available soon! These are currently on special for $1499.00 out right, no core charge with FREE SHIPPING!

https://www.high-performance-engines...ons-s/2202.htm

• 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