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Home >> Transmission >> Torque Converters >> Racing >> TCI Pro-X Race Converters

TCI Pro-X Race Converters


TCI
TCI Pro-X Race Converters

Product images may differ from actual product appearance.

Pro-X Race Converters

TCI offers a complete line of torque converters built exclusively for six-second nitrous engines. All of these converters incorporate hand-fabricated steel stators, oversize bearings, races and anti-balloon induction.
Group 1 - Pro-X Converters
Heavy vehicles, high-torque (Top Sportsman & 10'' Street Car classes)
  • Engine: Big Block or Small Block with blower or turbocharger
  • Displacement: 565-705 cid
  • Vehicle Weight: 2800-3200 lbs
  • Stall Speed: 5500-6200 RPM
    • TCI 143012 - TCI Pro-X Race Converters
         		890-143012
    		Pro-X Race Converter
    Chrysler
  • 1967-87 Torqueflite 727
  • 24 Spline Input
    (Except Lock-up)
    		• $1,542.99
      890-442212
    		Pro-X Race Converter
    Lenco
  • Lenco Transmissions
  • Requires 6.70'' Bellhousing
  • Requires 1/4'' Midplate
    More info on TCI 442212
    		• $1,171.99
      890-442412
    		Pro-X Race Converter
    Lenco
  • Lenco Transmissions
  • Requires 7.375'' Bellhousing
  • Requires 1/4'' Midplate
    More info on TCI 442412
    		• $1,171.99
      890-442512
    		Pro-X Race Converter
    Ford
  • 1966-89 C6
  • 289-302-351-400-429
  • 1.375'' Crank Pilot
    		• $1,211.99
      890-442712
    		Pro-X Race Converter
    Ford
  • 1966-89 C6
  • 332-360-390-406-427-428-429
  • 1.850'' Crank Pilot
    		• $1,282.99
      890-452412
    		Pro-X Race Converter
    Ford
  • 1970-81 C4
  • 26 Spline
  • 1.375'' Crank Pilot
  • 10.5'' Bolt Pattern
  • Case-Filled Transmission
    		• $1,241.99
      890-452512
    		Pro-X Race Converter
    Ford
  • 1970-81 C4
  • 26 Spline
  • 1.375'' Crank Pilot
  • 11-7/16'' Bolt Pattern
  • Pan-Filled Transmission
    		• $1,282.99
    Group 2 - Pro-X Converters
    Heavy vehicles, high-torque (Top Sportsman & 10'' Street Car classes)
  • Engine: Big Block or Small Block with blower or turbocharger
  • Displacement: 565-705 cid
  • Vehicle Weight: 2800-3200 lbs
  • Stall Speed: 5200-5900 RPM
    •   890-251410
    		Pro-X Race Converter
    GM
  • 1965-90 TH350/400
  • 400-454-455 cid
  • Wide Bolt Pattern
    (Except Variable Pitch & Lock-up)
    		• $1,241.99
      890-442210
    		Pro-X Race Converter
    Lenco
  • Lenco Transmissions
  • Requires 6.70'' Bellhousing
  • Requires 1/4'' Midplate
    More info on TCI 442210
    		• $1,282.99
      890-442410
    		Pro-X Race Converter
    Lenco
  • Lenco Transmissions
  • Requires 7.375'' Bellhousing
  • Requires 1/4'' Midplate
    More info on TCI 442410
    		• $1,282.99
      890-442510
    		Pro-X Race Converter
    Ford
  • 1966-89 C6
  • 289-302-351-400-429
  • 1.375'' Crank Pilot
    		• $1,221.99
      890-442710
    		Pro-X Race Converter
    Ford
  • 1966-89 C6
  • 332-360-390-406-427-428-429
  • 1.850'' Crank Pilot
    		• $1,233.99
      890-452410
    		Pro-X Race Converter
    Ford
  • 1970-81 C4
  • 26 Spline
  • 1.375'' Crank Pilot
  • 10.5'' Bolt Pattern
  • Case-Filled Transmission
    		• $1,209.99
      890-452510
    		Pro-X Race Converter
    Ford
  • 1970-81 C4
  • 26 Spline
  • 1.375'' Crank Pilot
  • 11-7/16'' Bolt Pattern
  • Pan-Filled Transmission
    		• $1,241.99
      890-741410
    		Pro-X Race Converter
    GM
  • 1962-73 Powerglide
    		• $1,241.99
    Group 3 - Pro-X Converters
    Light vehicles, high-torque (Quick 8, Top Dragster classes)
  • Engine: Big Block or Small Block with blower or turbocharger
  • Displacement: 565-705 cid
  • Vehicle Weight: 1600-2500 lbs
  • Stall Speed: 4800-5500 RPM
    •   890-143009
    		Pro-X Race Converter
    Chrysler
  • 1967-87 Torqueflite 727
  • 24 Spline Input
    (Except Lock-up)
    		• $1,542.99
      890-251409
    		Pro-X Race Converter
    GM
  • 1965-90 TH350/400
  • 400-454-455 cid
  • Wide Bolt Pattern
    (Except Variable Pitch & Lock-up)
    		• $1,031.99
      890-442209
    		Pro-X Race Converter
    Lenco
  • Lenco Transmissions
  • Requires 6.70'' Bellhousing
  • Requires 1/4'' Midplate
    More info on TCI 442209
    		• $1,282.99
      890-442409
    		Pro-X Race Converter
    Lenco
  • Lenco Transmissions
  • Requires 7.375'' Bellhousing
  • Requires 1/4'' Midplate
    More info on TCI 442409
    		• $1,282.99
      890-442509
    		Pro-X Race Converter
    Ford
  • 1966-89 C6
  • 289-302-351-400-429
  • 1.375'' Crank Pilot
    		• $1,222.99
      890-442709
    		Pro-X Race Converter
    Ford
  • 1966-89 C6
  • 332-360-390-406-427-428-429
  • 1.850'' Crank Pilot
    		• $1,222.99
      890-452409
    		Pro-X Race Converter
    Ford
  • 1970-81 C4
  • 26 Spline
  • 1.375'' Crank Pilot
  • 10.5'' Bolt Pattern
  • Case-Filled Transmission
    		• $1,282.99
      890-452509
    		Pro-X Race Converter
    Ford
  • 1970-81 C4
  • 26 Spline
  • 1.375'' Crank Pilot
  • 11-7/16'' Bolt Pattern
  • Pan-Filled Transmission
    		• $1,282.99
      890-741409
    		Pro-X Race Converter
    GM
  • 1962-73 Powerglide
    		• $1,241.99
    Group 4 - Pro-X Converters
    Light vehicles, high-torque (Quick 8, Top Dragster classes)
  • Engine: Big Block or Small Block with blower or turbocharger
  • Displacement: 605-800 cid
  • Vehicle Weight: 1600-2500 lbs
  • Stall Speed: 4700-5400 RPM
    •   890-142520
    		Pro-X Race Converter
    Chrysler
  • 1967-87 Torqueflite 727
  • 24 Spline Input
    (Except Lock-up)
    		• $1,344.99
      890-251020
    		Pro-X Race Converter
    GM
  • 1965-90 TH350/400
  • 400-454-455 cid
  • Wide Bolt Pattern
    (Except Variable Pitch & Lock-up)
    		• $1,019.99
      890-442312
    		Pro-X Race Converter
    Lenco
  • Lenco Transmissions
  • Requires 6.70'' Bellhousing
  • Requires 1/4'' Midplate
    More info on TCI 442312
    		• $1,252.99
      890-445020
    		Pro-X Race Converter
    Ford
  • 1966-89 C6
  • 289-302-351-400-429
  • 1.375'' Crank Pilot
    		• $1,171.99
      890-445212
    		Pro-X Race Converter
    Ford
  • 1966-89 C6
  • 332-360-390-406-427-428-429
  • 1.850'' Crank Pilot
    		• $1,211.99
      890-465012
    		Pro-X Race Converter
    Ford
  • 1970-81 C4
  • 26 Spline
  • 1.375'' Crank Pilot
  • 10.5'' Bolt Pattern
  • Case-Filled Transmission
    		• $1,299.99
      890-475012
    		Pro-X Race Converter
    Ford
  • 1970-81 C4
  • 26 Spline
  • 1.375'' Crank Pilot
  • 11-7/16'' Bolt Pattern
  • Pan-Filled Transmission
    		• $1,299.99
      890-741012
    		Pro-X Race Converter
    GM
  • 1962-73 Powerglide
    		• $1,252.99
    Group 5 - Pro-X Converters
    Heavy vehicles, high-torque (Top Sportsman & 10'' Street Car classes)
  • Engine: Big Block or Small Block with blower or turbocharger
  • Displacement: 570-705 cid
  • Vehicle Weight: 2800-3200 lbs
  • Stall Speed: 4400-5100 RPM
    •   890-142500
    		Pro-X Race Converter
    Chrysler
  • 1967-87 Torqueflite 727
  • 24 Spline Input
    (Except Lock-up)
    		• $1,344.99
      890-251000
    		Pro-X Race Converter
    GM
  • 1965-90 TH350/400
  • 400-454-455 cid
  • Wide Bolt Pattern
    (Except Variable Pitch & Lock-up)
    		• $1,211.99
      890-442300
    		Pro-X Race Converter
    Lenco
  • Lenco Transmissions
  • Requires 6.70'' Bellhousing
  • Requires 1/4'' Midplate
    More info on TCI 442300
    		• $1,252.99
      890-442400
    		Pro-X Race Converter
    Lenco
  • Lenco Transmissions
  • Requires 7.375'' Bellhousing
  • Requires 1/4'' Midplate
    More info on TCI 442400
    		• $1,252.99
      890-445000
    		Pro-X Race Converter
    Ford
  • 1966-89 C6
  • 289-302-351-400-429
  • 1.375'' Crank Pilot
    		• $1,252.99
      890-445200
    		Pro-X Race Converter
    Ford
  • 1966-89 C6
  • 332-360-390-406-427-428-429
  • 1.850'' Crank Pilot
    		• $1,252.99
      890-465000
    		Pro-X Race Converter
    Ford
  • 1970-81 C4
  • 26 Spline
  • 1.375'' Crank Pilot
  • 10.5'' Bolt Pattern
  • Case-Filled Transmission
    		• $1,257.99
      890-475000
    		Pro-X Race Converter
    Ford
  • 1970-81 C4
  • 26 Spline
  • 1.375'' Crank Pilot
  • 11-7/16'' Bolt Pattern
  • Pan-Filled Transmission
    		• $1,299.99
      890-741700
    		Pro-X Race Converter
    GM
  • 1962-73 Powerglide
    		• $1,211.99
    Group 6 - Pro-X Converters
    Heavy vehicles, high-torque (Top Sportsman & 10'' Street Car classes)
  • Engine: Big Block or Small Block with blower or turbocharger
  • Displacement: 570-800 cid
  • Vehicle Weight: 2500-3200 lbs
  • Stall Speed: 3800-4500 RPM
    •   890-142550
    		Pro-X Race Converter
    Chrysler
  • 1967-87 Torqueflite 727
  • 24 Spline Input
    (Except Lock-up)
    		• $1,284.99
    TCI 251050 - TCI Pro-X Race Converters
         		890-251050
    		Pro-X Race Converter
    GM
  • 1965-90 TH350/400
  • 400-454-455 cid
  • Wide Bolt Pattern
    (Except Variable Pitch & Lock-up)
    		• $1,366.99
      890-442350
    		Pro-X Race Converter
    Lenco
  • Lenco Transmissions
  • Requires 6.70'' Bellhousing
  • Requires 1/4'' Midplate
    More info on TCI 442350
    		• $1,252.99
      890-442450
    		Pro-X Race Converter
    Lenco
  • Lenco Transmissions
  • Requires 7.375'' Bellhousing
  • Requires 1/4'' Midplate
    More info on TCI 442450
    		• $1,252.99
      890-445050
    		Pro-X Race Converter
    Ford
  • 1966-89 C6
  • 289-302-351-400-429
  • 1.375'' Crank Pilot
    		• $1,211.99
      890-445250
    		Pro-X Race Converter
    Ford
  • 1966-89 C6
  • 332-360-390-406-427-428-429
  • 1.850'' Crank Pilot
    		• $1,174.99
      890-465050
    		Pro-X Race Converter
    Ford
  • 1970-81 C4
  • 26 Spline
  • 1.375'' Crank Pilot
  • 10.5'' Bolt Pattern
  • Case-Filled Transmission
    		• $1,299.99
      890-475050
    		Pro-X Race Converter
    Ford
  • 1970-81 C4
  • 26 Spline
  • 1.375'' Crank Pilot
  • 11-7/16'' Bolt Pattern
  • Pan-Filled Transmission
    		• $1,299.99
      890-741010
    		Pro-X Race Converter
    GM
  • 1962-73 Powerglide
    		• $1,252.99

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