Coan Edgineering 9in High Performance Race Torque Converter — TH350/TH400

SKU: BJBP_COA-20428-1
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Sale price$850.99
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Coan Edgineering

Coan Edgineering engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Coan Edgineering lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Unlock Your Vehicle's Potential with Coan Edgineering's Race Converter

The Coan Edgineering 9-inch High Performance Race Converter (COA-20428-1) is the ultimate upgrade for racers and performance enthusiasts running TH350 or TH400 automatic transmissions. This converter is meticulously engineered to optimize your vehicle's launch and acceleration, translating into faster elapsed times and a more exhilarating driving experience. It's designed to bridge the gap between engine power and drivetrain efficiency, ensuring every horsepower is utilized effectively.

Advanced Design for Superior Track Performance

Featuring a precise 9-inch diameter and a robust 10.750-inch bolt circle, this high-performance torque converter ensures a perfect, secure fitment for your TH350/TH400 setup. Coan Edgineering's commitment to quality is evident in its construction, utilizing premium components and expert craftsmanship to deliver a converter that excels under the most demanding racing conditions. Experience reduced slippage, improved throttle response, and consistent, repeatable performance runs.

  • Diameter: 9 inches (245mm), engineered for optimal stall and efficiency.
  • Bolt Circle: 10.750 inches, ensuring direct compatibility with TH350 and TH400.
  • Application: High-performance racing and heavily modified street applications.
  • Construction: Heavy-duty internal components for maximum durability and heat resistance.

The Edge You Need on the Strip

Coan Edgineering is a trusted name in high-performance drivetrain solutions, and this 9-inch race converter is a testament to their engineering prowess. It provides the competitive edge needed to outpace the competition, offering superior power transfer and a more aggressive launch. Elevate your vehicle's performance and consistency with a Coan converter. Shop the best in racing parts at GGCRACING.COM.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Coan Edgineering

Coan Edgineering engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Coan Edgineering lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Unlock Your Vehicle's Potential with Coan Edgineering's Race Converter

The Coan Edgineering 9-inch High Performance Race Converter (COA-20428-1) is the ultimate upgrade for racers and performance enthusiasts running TH350 or TH400 automatic transmissions. This converter is meticulously engineered to optimize your vehicle's launch and acceleration, translating into faster elapsed times and a more exhilarating driving experience. It's designed to bridge the gap between engine power and drivetrain efficiency, ensuring every horsepower is utilized effectively.

Advanced Design for Superior Track Performance

Featuring a precise 9-inch diameter and a robust 10.750-inch bolt circle, this high-performance torque converter ensures a perfect, secure fitment for your TH350/TH400 setup. Coan Edgineering's commitment to quality is evident in its construction, utilizing premium components and expert craftsmanship to deliver a converter that excels under the most demanding racing conditions. Experience reduced slippage, improved throttle response, and consistent, repeatable performance runs.

  • Diameter: 9 inches (245mm), engineered for optimal stall and efficiency.
  • Bolt Circle: 10.750 inches, ensuring direct compatibility with TH350 and TH400.
  • Application: High-performance racing and heavily modified street applications.
  • Construction: Heavy-duty internal components for maximum durability and heat resistance.

The Edge You Need on the Strip

Coan Edgineering is a trusted name in high-performance drivetrain solutions, and this 9-inch race converter is a testament to their engineering prowess. It provides the competitive edge needed to outpace the competition, offering superior power transfer and a more aggressive launch. Elevate your vehicle's performance and consistency with a Coan converter. Shop the best in racing parts at GGCRACING.COM.

Product Details

Product Description

About Coan Edgineering

Coan Edgineering engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Coan Edgineering lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Unlock Your Vehicle's Potential with Coan Edgineering's Race Converter

The Coan Edgineering 9-inch High Performance Race Converter (COA-20428-1) is the ultimate upgrade for racers and performance enthusiasts running TH350 or TH400 automatic transmissions. This converter is meticulously engineered to optimize your vehicle's launch and acceleration, translating into faster elapsed times and a more exhilarating driving experience. It's designed to bridge the gap between engine power and drivetrain efficiency, ensuring every horsepower is utilized effectively.

Advanced Design for Superior Track Performance

Featuring a precise 9-inch diameter and a robust 10.750-inch bolt circle, this high-performance torque converter ensures a perfect, secure fitment for your TH350/TH400 setup. Coan Edgineering's commitment to quality is evident in its construction, utilizing premium components and expert craftsmanship to deliver a converter that excels under the most demanding racing conditions. Experience reduced slippage, improved throttle response, and consistent, repeatable performance runs.

  • Diameter: 9 inches (245mm), engineered for optimal stall and efficiency.
  • Bolt Circle: 10.750 inches, ensuring direct compatibility with TH350 and TH400.
  • Application: High-performance racing and heavily modified street applications.
  • Construction: Heavy-duty internal components for maximum durability and heat resistance.

The Edge You Need on the Strip

Coan Edgineering is a trusted name in high-performance drivetrain solutions, and this 9-inch race converter is a testament to their engineering prowess. It provides the competitive edge needed to outpace the competition, offering superior power transfer and a more aggressive launch. Elevate your vehicle's performance and consistency with a Coan converter. Shop the best in racing parts at GGCRACING.COM.

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