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JW Performance 30221-51-G

Pro-Comp TH400 Transmission HP Rating: 1500hp

JW Performance 30221-51-G
Representative Image
Product images may differ from actual product appearance.


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Estimated ship date 08/07/17 if Ordered Today
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JW Performance 30221-51-G Pro-Comp TH400 Transmission HP Rating: 1500hp $4,725.00
Pro-Comp TH400 Transmission
  • HP Rating: 1500hp
  • Bellhousing: Ready for Ultra-Bell
  • Intermetiate Shaft: OEM
  • Valve Body: Pro-Tree
  • Direct Drum: Steel

  • Specifications:

    Manufacturer's Part Number:

    3-Speed Transmission Work Horse

    JW Performance Competition TH400 Transmissions were originally released in 1964 and are an ideal racing automatic transmission for Hot Rods to Pro-Mods. The TH400 is available with the Chevy and BPO case and also a cut version ready for the Ultra-Bell.

  • Pro-Tree Aluminum Valve Bodies & Many Other Upgrades
  • For Extreme Levels of Horsepower
  • Double Neutral & 1st and 2nd Gear Trans-Brake Options Available
  • Drag Free Assembly
  • Upgraded Direct Drum w/ Pro-Mod 36 Element Sprag
  • Vasco Input Shafts & Hardened Forward Drums
  • Deep Pans and Upgraded Forward Clutch Hubs
  • 4" Short Tailhousing (others available via special order)
  • Hand Selected Core Unit
  • Performance Clutches & Steels
  • Intermediate Clutch Power Pack
  • Rear Roller Bearing
  • Fully Dyno Tested
  • Speedometer Plugged
  • Vent Tapped to 1/8" NPT

    Note: Image shown with optional speedometer drive, and 564-92451 Ultra-Bell (sold separately).