HomeTransmission > Transmission Hard PartsTC Remanufacturing CT27-9 Automatic Transmission Torque Converter
Part #: CT27-9

TC Remanufacturing CT27-9 Automatic Transmission Torque Converter

⚙️ 6 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mazda, Protege
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Overview of TC Remanufacturing CT27-9 Torque Converter

The TC Remanufacturing CT27-9 is an automatic transmission torque converter designed specifically for Mazda Protege models. Engineered to meet precise specifications, this lock-up torque converter ensures reliable performance and compatibility with your vehicle's transmission system.

  • Bolt Circle Diameter: 9.000 inches
  • Converter Diameter: 10.250 inches
  • Lock-up Converter Type for improved efficiency
  • Milled Flats Hub Type for secure fitment
  • Mounting Thread Size: 10mm x 1.0
  • Mounting Type: 4 studs welded
  • Pilot Diameter: 0.825 inches
  • Pilot Length: 1.020 inches
  • Spline Count: 16
  • Medium to high stall speed
  • Visible Markers: Green paint with black dot, white paint with blue dot, yellow paint

Detailed Product Description

The CT27-9 torque converter from TC Remanufacturing is designed to fit Mazda Protege automatic transmissions, providing a lock-up feature that enhances fuel efficiency and reduces heat generation during operation. The 10.250-inch converter diameter and 9.000-inch bolt circle ensure precise alignment and fitment. The milled flats hub type and 16 spline count contribute to a secure connection between the torque converter and transmission input shaft. The mounting thread size of 10mm x 1.0 and 4 welded studs provide a robust mounting interface. Additionally, the medium to high stall speed characteristic supports smooth vehicle acceleration and optimal torque transfer. Visible paint markers assist in proper installation and identification.

Common Applications and Problem Solving

  • Replacement for worn or damaged torque converters in Mazda Protege automatic transmissions
  • Resolves issues related to slipping or shuddering during acceleration
  • Addresses overheating problems caused by inefficient torque converter lock-up
  • Improves transmission response and fuel economy with lock-up functionality
  • Corrects fitment problems due to incorrect bolt circle or spline count

Installation Notes and Tips

Ensure the torque converter is properly aligned with the transmission input shaft using the visible paint markers as guides. Verify that the 4 welded studs and mounting threads are clean and free of debris before installation. Confirm the pilot diameter and length match the transmission housing to avoid misalignment. It is recommended to inspect the transmission fluid and replace it if contaminated during installation. Proper torque specifications should be followed when securing the converter to prevent damage.

Quality Assurance and Warranty

TC Remanufacturing torque converters undergo rigorous remanufacturing processes to meet OEM standards. Each unit is inspected for dimensional accuracy and functional performance. The CT27-9 part number is backed by a limited warranty covering defects in materials and workmanship, providing confidence in durability and reliability for Mazda Protege owners.

BrandTC Remanufacturing
Part NumberCT27-9
Bolt Circle9.000
Converter Diameter10.250
Converter TypeLock Up
Hub TypeMilled Flats
Mounting Thread Size10mm x 1.0
Mounting Type4 Studs Welded
Pilot Diameter0.825
Pilot Length1.020
Ring GearNo
Spline Count16
StallMedium - High
Visible MarkersGreen Paint w/ Black Dot, White Paint w/ Blue Dot, Yellow Paint w/ Black Dot

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003MazdaProtege2.0LL4N/A
2002MazdaProtege2.0LL4N/A
2001MazdaProtege1.6LL4N/A
2001MazdaProtege2.0LL4N/A
2000MazdaProtege1.6LL4N/A
2000MazdaProtege1.8LL4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.