BM 20480 Torque Converter, Nitrous Holeshot 2400

SKU: 20480
Fits GM 1965 to 1991 TH400, TH425 and TH350. Also fits GM 1968 to 1981 TH350 and TH375B. Does not fit TH350C models with locking torque converter
Price: $382.95
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Shipping is free via UPS Ground or 3-Day Select for orders of $25 or more (excludes transmissions). If the transit time using UPS Ground Shipping will exceed 3 days to your location, we will upgrade the shipping service to UPS 3-Day Select, at no cost to you.

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Verify This Part Fits Your Vehicle

Nitrous Holeshot Converters are Built with the same features as the other B&M Holeshots, with the addition of anti-balloon plates. The anti-balloon plates will allow these converters to stand up to the instant horsepower nitrous delivers. Due to torque converter core availability, the actual converter size may vary but performance functionality will be as advertised.

  • Small and Big Blocks
  • 2800-3200 RPM
  • Furnace Brazed
  • Serious Performance
MaterialSteelFurnace BrazedYes
Bolt Circle Diameter (in)10.75Stall Torque Ratio2300 to 2500 RPM stall
Automotive Item GradeHigh PerformanceAdditional ContentsNew needle bearings
Flexplate Change NeededNoLockupNo


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