B&M Holeshot Torque Converter 2300-2500 RPM — Fits TH350 TH400

SKU: BBFT_20412
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Sale price$505.95
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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 B&M

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

Watch in action

Launch Harder with B&M Holeshot

Get the competitive edge you need with the B&M Holeshot Torque Converter. Featuring a 2300-2500 RPM stall speed, this converter is specifically engineered to help your vehicle launch harder off the line. Compatible with a wide range of GM transmissions including TH350, TH400, TH425, TH375, and TH375B, it is the ideal choice for street/strip performance builds.

Performance Features

  • Optimized Stall Speed: 2300-2500 RPM range provides a significant boost in acceleration.
  • 10.750-inch Bolt Circle: Designed for a direct fit on common GM flexplates.
  • High-Performance Internals: Built to handle increased torque and power output.
  • Improved Launch: Allows the engine to reach its power band faster for quicker 60-foot times.

The B&M Holeshot series is renowned for its reliability and performance gains. By increasing the stall speed, you allow the engine to rev higher before the transmission engages, putting more power to the wheels instantly. This is essential for drag racing or spirited street driving where off-the-line performance is paramount. Each unit is balanced and tested to ensure smooth operation and long-lasting durability under high-load conditions. If you are looking to transform your vehicle's acceleration, the Holeshot converter is the upgrade you have been waiting for. Find this and other high-performance drivetrain components at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About B&M

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

Watch in action

Launch Harder with B&M Holeshot

Get the competitive edge you need with the B&M Holeshot Torque Converter. Featuring a 2300-2500 RPM stall speed, this converter is specifically engineered to help your vehicle launch harder off the line. Compatible with a wide range of GM transmissions including TH350, TH400, TH425, TH375, and TH375B, it is the ideal choice for street/strip performance builds.

Performance Features

  • Optimized Stall Speed: 2300-2500 RPM range provides a significant boost in acceleration.
  • 10.750-inch Bolt Circle: Designed for a direct fit on common GM flexplates.
  • High-Performance Internals: Built to handle increased torque and power output.
  • Improved Launch: Allows the engine to reach its power band faster for quicker 60-foot times.

The B&M Holeshot series is renowned for its reliability and performance gains. By increasing the stall speed, you allow the engine to rev higher before the transmission engages, putting more power to the wheels instantly. This is essential for drag racing or spirited street driving where off-the-line performance is paramount. Each unit is balanced and tested to ensure smooth operation and long-lasting durability under high-load conditions. If you are looking to transform your vehicle's acceleration, the Holeshot converter is the upgrade you have been waiting for. Find this and other high-performance drivetrain components at GGCRACING.

Product Details

Product Description

About B&M

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

Watch in action

Launch Harder with B&M Holeshot

Get the competitive edge you need with the B&M Holeshot Torque Converter. Featuring a 2300-2500 RPM stall speed, this converter is specifically engineered to help your vehicle launch harder off the line. Compatible with a wide range of GM transmissions including TH350, TH400, TH425, TH375, and TH375B, it is the ideal choice for street/strip performance builds.

Performance Features

  • Optimized Stall Speed: 2300-2500 RPM range provides a significant boost in acceleration.
  • 10.750-inch Bolt Circle: Designed for a direct fit on common GM flexplates.
  • High-Performance Internals: Built to handle increased torque and power output.
  • Improved Launch: Allows the engine to reach its power band faster for quicker 60-foot times.

The B&M Holeshot series is renowned for its reliability and performance gains. By increasing the stall speed, you allow the engine to rev higher before the transmission engages, putting more power to the wheels instantly. This is essential for drag racing or spirited street driving where off-the-line performance is paramount. Each unit is balanced and tested to ensure smooth operation and long-lasting durability under high-load conditions. If you are looking to transform your vehicle's acceleration, the Holeshot converter is the upgrade you have been waiting for. Find this and other high-performance drivetrain components at GGCRACING.

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