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TCI TV Boost Valve with O-rings GM 4L60E/4L65E

TCI 374420

890-374420

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Estimated to ship directly from the manufacturer on 08/29/18
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TCI TV Boost Valve with O-rings GM 4L60E/4L65E $37.99
TV Boost Valve with O-rings
  • GM 4L60E/4L65E
  • Diameter: .490"

  • Specifications:

    Boost Valve Diameter (in.)
    0.49
    Quantity
    Sold individually
    Transmission Valve Type
    TV boost valve
    Manufacturer's Part Number:
    374420


    TCI Boost Valves replace stock in all 700R4 and 2004R applications. The boost valve increases clamping forces generated by higher line pressure. The 890-374301 is best suited for applications stock to 450 HP. The 890-374401 is best for applications exceeding 450 HP (best when used with Low Rev Boost Valve 890-374410, which provides the added line pressure needed when making BIG horsepower).

    Features
  • Increases clamping forces generated by higher line pressure
  • Noticeable pressure increase over stock valves
  • Easy to install

  • Does TCI 374420 fit your vehicle?

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    • EngineType: V8 ( 5.3 L / 325 )

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    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

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    • Liter: 7.4
    • SubModel: SPORTVAN
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1998 CHEVROLET EXPRESS 2500

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    • EngineType: ALL
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    • Liter: 4.3
    • SubModel: BASE
    • CUI: 262
    • EngineType: V6 ( 4.3 L / 262 )

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    • Liter: 2.2
    • SubModel: SL
    • CUI: 134
    • EngineType: L4 ( 2.2 L / 134 )

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    • CUI: 395
    • EngineType: V8 ( 6.5 L / 395 )

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    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )
    Items You Need
    Some parts are not legal for use in California or other states with similar laws / regulations