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  • TH400 Turbo 400
  • Speedo LEAK STOP SEAL KIT TH400 TH375 TH475 Transmission Speedometer
  • Speedo LEAK STOP SEAL KIT TH400 TH375 TH475 Transmission Speedometer
  • Speedo LEAK STOP SEAL KIT TH400 TH375 TH475 Transmission Speedometer
  • Speedo LEAK STOP SEAL KIT TH400 TH375 TH475 Transmission Speedometer Speedo LEAK STOP SEAL KIT TH400 TH375 TH475 Transmission Speedometer

    Speedo LEAK STOP SEAL KIT TH400 TH375 TH475 Transmission Speedometer

    CT Solutions

    $14.08
    (5 reviews) Write a Review
    SKU:
    CT1700
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    In stock for Immediate Shipment
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    Product Description

    CT1700 - A new speedo housing leak stop kit for GM TH375, TH400, TH475 & 3L80E Transmissions, 1964 & up. Includes outer oring, inside rubber gear seal and spring retainer clip to stop leaking at your speedometer housing. This kit fits speedo housings designed for 34-39 and 40-45 tooth speedo gears. It will stop the leak where the speedo cable connects to the transmission.

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    CT Solutions
    Speedo LEAK STOP SEAL KIT TH400 TH375 TH475 Transmission Speedometer

    5 Reviews Hide Reviews Show Reviews

    • 5
      speedo leak stop seal kit

      Posted by Steve's Auto Service on 10th Oct 2018

      Part looks just as picture shows. Haven't installed, not sure if part fits. lol

    • 5
      Gets the job done

      Posted by Jose on 27th Aug 2018

      Works as-advertised, fixed the only leak from my TH400.

    • 5
      Awesome Seal Kit!

      Posted by TH400 Dude on 17th Jan 2018

      Quality seals conveniently packaged! No issues or worries with fitment or not having the right part. Now my 1971 Big Block Cheyenne Super doesn't leak after driving! Thanks again!

    • 5
      Speedometer leak

      Posted by John on 16th Jan 2018

      Work great it stop the leak !!!!! GREAT PRODUCT.

    • 5
      Perfect for 1972 Corvette TH400

      Posted by Andrew on 14th Apr 2016

      Fits perfectly. I would recommend a new speedo gear while installing this seal set. If the gear shaft has any wear or grooving it may still leak.

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