B&M BMM-20481 1968-81 TH350/375B
10-inch diameter, 10.75 & 11.50-inch bolt circles, 2800-3200 RPM stall
Features:
- Needle Bearing Between Stator and Turbine
- Higher Stall Speed, Quicker Acceleration
- Anti-balloon Plate for Added Strength
- Furnace Brazed Impeller and Turbine
- Fully Balanced and Pressure Tested
- Steel Alloy Pump Drive Tube
- B&M Quality & Durability
B&M Nitrous HoleShot 3000 stall for 1965-91 TH400, 425 and 1968-81 TH350, 375 transmissions (Not TH350C) is an excellent choice for vehicles with engine modifications, particularly big cams that tend to reduce low end power and torque. The higher stall speed of this converter will launch the car in a higher rpm range where more torque is readily available, resulting in quicker acceleration. Nitrous Holeshot converters feature furnace brazed impeller and turbine, new precision steel alloy pump drive tube, new heavy duty needle bearings between the stator and impeller (not a thrust washer) and needle bearings between the stator and turbine. Other features include dual pattern 10.75 and 11.50-inch bolt circle, a new turbine hub, new springs and rollers in the stator and anti-balloon plates. The anti-balloon plates will allow these converters to stand up to the instant horsepower that a nitrous plate system delivers. Stall speed listings are based on engines producing 230lb. ft. of torque at 2,500 rpm. More torque at 2,500 rpm will give you more stall speed, less torque at 2,500 rpm will give you less stall speed than the stall speed ratings indicated. These are serious converters for serious performance street cars. To prevent contamination left from worn parts being circulated in your new components causing premature wear, we strongly recommend protecting your investment by adding a B&M transmission cooler with all new transmission installations. Listed converters are NOT to be used in trans-brake applications. Not for use in trans-brake applications. Has both 10.75 and 11.50-inch bolt circles.
Attributes:
| Crank Pilot Diameter (in) | 1.71 |
| Stall Speed RPM | 2800-3200 Revolutions per Minute |
| Additional Contents | New needle bearings |
| Anti-Balloon Plate | Yes |
| Automotive Item Grade | High Performance |
| Bolt Circle Diameter (in) | 10.75 |
| Brand | B&M |
| Category | Transmission and Drivetrain |
| Emission Code | 5 |
| Flexplate Change Needed | No |
| Furnace Brazed | Yes |
| Grade Type | Performance |
| Input Spline | 30 |
| Lock Up Type | No |
| Lockup | No |
| Material | Steel |
| Mounting Studs | No |
| Product Type | Automatic Transmission Torque Converter |
| Spline Quantity | 30 |
| Stall | 2800-3200 |
| Stall Speed | 2,800-3,200 |
| Stall Torque Ratio | 2800 to 3200 RPM stall |
| Torque Converter Series | Nitrous Holeshot |
| Transmission | TH375 |
| Transmission | TH425 |
| Transmission | TH375B |
| Transmission | TH350 |
| Transmission | TH400 |
| Transmission Model | TH400, TH425, TH375, TH350 |
Vehicle Applications:
| Make | Model | Years |
| Avanti | II | 1965 to 1985 |
| Bentley | Continental | 1985 to 1990 |
| Bentley | Corniche | 1971 to 1984 |
| Bentley | Eight | 1984 to 1991 |
| Bentley | Mulsanne | 1981 to 1991 |
| Bentley | T1 Series | 1968 to 1976 |
| Bentley | T2 Series | 1977 to 1980 |
| Bentley | Turbo R | 1988 to 1990 |
| Buick | Apollo | 1973 to 1975 |
| Buick | Centurion | 1971 to 1973 |
| Buick | Century | 1973 to 1991 |
| Buick | Commercial Chassis | 1991 to 1991 |
| Buick | Electra | 1964 to 1990 |
| Buick | Estate Wagon | 1970 to 1983 |
| Buick | GS | 1970 to 1972 |
| Buick | Gran Sport | 1965 to 1967 |
| Buick | LeSabre | 1964 to 1991 |
| Buick | Park Avenue | 1991 to 1991 |
| Buick | Reatta | 1988 to 1991 |
| Buick | Regal | 1973 to 1991 |
| Buick | Riviera | 1964 to 1991 |
| Buick | Roadmaster | 1991 to 1991 |
| Buick | Skyhawk | 1975 to 1980 |
| Buick | Skylark | 1965 to 1991 |
| Buick | Somerset Regal | 1985 to 1985 |
| Buick | Somerset | 1986 to 1987 |
| Buick | Special | 1965 to 1969 |
| Buick | Sportwagon | 1965 to 1972 |
| Buick | Wildcat | 1964 to 1969 |
| Cadillac | Allante | 1987 to 1991 |
| Cadillac | Brougham | 1987 to 1991 |
| Cadillac | Calais | 1965 to 1976 |
| Cadillac | Cimarron | 1985 to 1988 |
| Cadillac | Commercial Chassis | 1964 to 1991 |
| Cadillac | DeVille | 1965 to 1991 |
| Cadillac | Eldorado | 1964 to 1991 |
| Cadillac | Fleetwood | 1965 to 1991 |
| Cadillac | Series 60 Fleetwood | 1964 to 1964 |
| Cadillac | Series 62 | 1964 to 1964 |
| Cadillac | Series 75 Fleetwood | 1964 to 1964 |
| Cadillac | Seville | 1976 to 1991 |
| Checker | Marathon | 1975 to 1982 |
| Checker | Taxicab | 1969 to 1974 |
| Chevrolet | Astro | 1985 to 1991 |
| Chevrolet | Bel Air | 1965 to 1975 |
| Chevrolet | Beretta | 1988 to 1991 |
| Chevrolet | Biscayne | 1965 to 1972 |
| Chevrolet | Blazer | 1969 to 1991 |
| Chevrolet | Brookwood | 1969 to 1972 |
| Chevrolet | C10 Suburban | 1967 to 1984 |
| Chevrolet | C10 | 1975 to 1986 |
| Chevrolet | C1500 | 1988 to 1991 |
| Chevrolet | C20 Suburban | 1967 to 1986 |
| Chevrolet | C20 | 1975 to 1986 |
| Chevrolet | C2500 | 1988 to 1992 |
| Chevrolet | C30 | 1975 to 1986 |
| Chevrolet | C3500 | 1988 to 1991 |
| Chevrolet | Camaro | 1967 to 1991 |
| Chevrolet | Caprice | 1966 to 1991 |
| Chevrolet | Cavalier | 1985 to 1991 |
| Chevrolet | Celebrity | 1982 to 1990 |
| Chevrolet | Chevelle | 1965 to 1972 |
| Chevrolet | Chevy II | 1965 to 1967 |
| Chevrolet | Citation II | 1984 to 1985 |
| Chevrolet | Citation | 1980 to 1983 |
| Chevrolet | Corsica | 1987 to 1991 |
| Chevrolet | Corvette | 1965 to 1991 |
| Chevrolet | El Camino | 1965 to 1987 |
| Chevrolet | G10 | 1975 to 1991 |
| Chevrolet | G20 Van | 1967 to 1974 |
| Chevrolet | G20 | 1975 to 1991 |
| Chevrolet | G30 | 1975 to 1991 |
| Chevrolet | Impala | 1965 to 1985 |
| Chevrolet | K10 Suburban | 1967 to 1984 |
| Chevrolet | K10 | 1975 to 1986 |
| Chevrolet | K1500 | 1988 to 1991 |
| Chevrolet | K20 Suburban | 1967 to 1986 |
| Chevrolet | K20 | 1975 to 1986 |
| Chevrolet | K2500 | 1988 to 1992 |
| Chevrolet | K30 | 1977 to 1986 |
| Chevrolet | K3500 | 1988 to 1991 |
| Chevrolet | K5 Blazer | 1975 to 1986 |
| Chevrolet | Kingswood | 1969 to 1972 |
| Chevrolet | Laguna | 1975 to 1976 |
| Chevrolet | Lumina APV | 1990 to 1991 |
| Chevrolet | Lumina | 1990 to 1991 |
| Chevrolet | Malibu | 1973 to 1983 |
| Chevrolet | Monte Carlo | 1970 to 1988 |
| Chevrolet | Monza | 1975 to 1980 |
| Chevrolet | Nova | 1969 to 1979 |
| Chevrolet | P10 Series | 1964 to 1967 |
| Chevrolet | P10 | 1975 to 1980 |
| Chevrolet | P20 Series | 1964 to 1967 |
| Chevrolet | P20 | 1975 to 1989 |
| Chevrolet | P30 Series | 1964 to 1967 |
| Chevrolet | P30 | 1975 to 1990 |
| Chevrolet | R10 | 1987 to 1987 |
| Chevrolet | R1500 Suburban | 1990 to 1991 |
| Chevrolet | R20 Suburban | 1987 to 1988 |
| Chevrolet | R20 | 1987 to 1988 |
| Chevrolet | R2500 Suburban | 1989 to 1991 |
| Chevrolet | R2500 | 1989 to 1989 |
| Chevrolet | R30 | 1987 to 1988 |
| Chevrolet | R3500 | 1989 to 1991 |
| Chevrolet | S10 Blazer | 1983 to 1991 |
| Chevrolet | S10 | 1982 to 1991 |
| Chevrolet | Townsman | 1969 to 1972 |
| Chevrolet | V10 | 1987 to 1987 |
| Chevrolet | V1500 Suburban | 1990 to 1991 |
| Chevrolet | V20 Suburban | 1987 to 1988 |
| Chevrolet | V20 | 1987 to 1987 |
| Chevrolet | V2500 Suburban | 1989 to 1991 |
| Chevrolet | V30 | 1987 to 1988 |
| Chevrolet | V3500 | 1989 to 1991 |
| Chevrolet | Vega | 1971 to 1977 |
| GMC | 1000 Series | 1965 to 1965 |
| GMC | 2500 Series | 1965 to 1965 |
| GMC | C15 Suburban | 1975 to 1978 |
| GMC | C15/C1500 Pickup | 1967 to 1974 |
| GMC | C15/C1500 Suburban | 1967 to 1974 |
| GMC | C1500 Suburban | 1979 to 1984 |
| GMC | C1500 | 1979 to 1991 |
| GMC | C15 | 1975 to 1978 |
| GMC | C25 Suburban | 1975 to 1978 |
| GMC | C25/C2500 Pickup | 1967 to 1974 |
| GMC | C25/C2500 Suburban | 1967 to 1974 |
| GMC | C2500 Suburban | 1979 to 1986 |
| GMC | C2500 | 1979 to 1991 |
| GMC | C25 | 1975 to 1978 |
| GMC | C35/C3500 Pickup | 1967 to 1974 |
| GMC | C3500 | 1979 to 1991 |
| GMC | C35 | 1975 to 1978 |
| GMC | Caballero | 1978 to 1987 |
| GMC | G1500 | 1979 to 1991 |
| GMC | G15 | 1975 to 1978 |
| GMC | G2500 | 1979 to 1991 |
| GMC | G25 | 1975 to 1978 |
| GMC | G35/G3500 Van | 1970 to 1974 |
| GMC | G3500 | 1979 to 1991 |
| GMC | G35 | 1975 to 1978 |
| GMC | Jimmy | 1970 to 1991 |
| GMC | K15 Suburban | 1975 to 1978 |
| GMC | K15/K1500 Pickup | 1966 to 1974 |
| GMC | K15/K1500 Suburban | 1967 to 1974 |
| GMC | K1500 Suburban | 1979 to 1984 |
| GMC | K1500 | 1979 to 1991 |
| GMC | K15 | 1975 to 1978 |
| GMC | K25 Suburban | 1975 to 1978 |
| GMC | K25/K2500 Pickup | 1967 to 1974 |
| GMC | K25/K2500 Suburban | 1967 to 1974 |
| GMC | K2500 Suburban | 1979 to 1986 |
| GMC | K2500 | 1979 to 1991 |
| GMC | K25 | 1975 to 1978 |
| GMC | K35/K3500 Pickup | 1970 to 1974 |
| GMC | K3500 | 1979 to 1991 |
| GMC | K35 | 1977 to 1978 |
| GMC | P1500 | 1979 to 1980 |
| GMC | P15 | 1975 to 1978 |
| GMC | P2500 | 1979 to 1989 |
| GMC | P25 | 1975 to 1978 |
| GMC | P3500 | 1979 to 1990 |
| GMC | P35 | 1975 to 1978 |
| GMC | R1500 Suburban | 1990 to 1991 |
| GMC | R1500 | 1987 to 1987 |
| GMC | R2500 Suburban | 1987 to 1991 |
| GMC | R2500 | 1987 to 1989 |
| GMC | R3500 | 1987 to 1991 |
| GMC | S15 Jimmy | 1983 to 1991 |
| GMC | S15 | 1982 to 1990 |
| GMC | Safari | 1985 to 1991 |
| GMC | Sonoma | 1991 to 1991 |
| GMC | Sprint | 1971 to 1977 |
| GMC | Syclone | 1991 to 1991 |
| GMC | Transmode | 1973 to 1974 |
| GMC | V1500 Suburban | 1990 to 1991 |
| GMC | V1500 | 1987 to 1987 |
| GMC | V2500 Suburban | 1987 to 1991 |
| GMC | V2500 | 1987 to 1987 |
| GMC | V3500 | 1987 to 1991 |
| Jaguar | XJ12 | 1979 to 1979 |
| Jaguar | XJS | 1980 to 1992 |
| Jeep | CJ5 | 1972 to 1979 |
| Jeep | CJ6 | 1972 to 1975 |
| Jeep | CJ7 | 1976 to 1979 |
| Jeep | Cherokee | 1974 to 1979 |
| Jeep | DJ5 | 1972 to 1979 |
| Jeep | J-200 | 1965 to 1965 |
| Jeep | J-2500 | 1966 to 1973 |
| Jeep | J-2600 | 1966 to 1973 |
| Jeep | J-2700 | 1966 to 1969 |
| Jeep | J-2800 | 1966 to 1968 |
| Jeep | J-300 | 1964 to 1965 |
| Jeep | J-3500 | 1966 to 1970 |
| Jeep | J-3600 | 1966 to 1970 |
| Jeep | J-3700 | 1966 to 1970 |
| Jeep | J-3800 | 1966 to 1968 |
| Jeep | J-4500 | 1971 to 1973 |
| Jeep | J-4600 | 1971 to 1973 |
| Jeep | J-4700 | 1970 to 1973 |
| Jeep | J-4800 | 1970 to 1973 |
| Jeep | J10 | 1974 to 1979 |
| Jeep | J20 | 1974 to 1979 |
| Jeep | Jeepster | 1966 to 1971 |
| Jeep | Truck | 1965 to 1965 |
| Jeep | Wagoneer | 1965 to 1979 |
| Oldsmobile | 442 | 1965 to 1971 |
| Oldsmobile | 98 | 1965 to 1991 |
| Oldsmobile | Bravada | 1991 to 1991 |
| Oldsmobile | Calais | 1985 to 1987 |
| Oldsmobile | Custom Cruiser | 1971 to 1991 |
| Oldsmobile | Cutlass Calais | 1978 to 1991 |
| Oldsmobile | Cutlass Ciera | 1982 to 1991 |
| Oldsmobile | Cutlass Cruiser | 1980 to 1991 |
| Oldsmobile | Cutlass Salon | 1975 to 1987 |
| Oldsmobile | Cutlass Supreme | 1975 to 1991 |
| Oldsmobile | Cutlass Tiara | 1976 to 1976 |
| Oldsmobile | Cutlass | 1965 to 1981 |
| Oldsmobile | Delmont 88 | 1967 to 1968 |
| Oldsmobile | Delta 88 | 1968 to 1991 |
| Oldsmobile | Dynamic 88 | 1965 to 1966 |
| Oldsmobile | F85 | 1965 to 1972 |
| Oldsmobile | Firenza | 1985 to 1987 |
| Oldsmobile | Jetstar 88 | 1965 to 1966 |
| Oldsmobile | Jetstar I | 1965 to 1965 |
| Oldsmobile | Omega | 1973 to 1984 |
| Oldsmobile | Silhouette | 1990 to 1991 |
| Oldsmobile | Starfire | 1965 to 1980 |
| Oldsmobile | Toronado | 1966 to 1991 |
| Oldsmobile | Vista Cruiser | 1965 to 1975 |
| Pontiac | 6000 | 1982 to 1991 |
| Pontiac | Astre | 1975 to 1977 |
| Pontiac | Bonneville | 1965 to 1991 |
| Pontiac | Catalina | 1965 to 1981 |
| Pontiac | Executive | 1967 to 1970 |
| Pontiac | Fiero | 1985 to 1988 |
| Pontiac | Firebird | 1967 to 1991 |
| Pontiac | GTO | 1965 to 1973 |
| Pontiac | Grand Am | 1973 to 1987 |
| Pontiac | Grand LeMans | 1975 to 1981 |
| Pontiac | Grand Prix | 1965 to 1991 |
| Pontiac | Grand Safari | 1975 to 1978 |
| Pontiac | Grandville | 1971 to 1975 |
| Pontiac | LeMans | 1965 to 1981 |
| Pontiac | Parisienne | 1983 to 1986 |
| Pontiac | Phoenix | 1977 to 1984 |
| Pontiac | Safari | 1987 to 1989 |
| Pontiac | Star Chief | 1965 to 1966 |
| Pontiac | Sunbird | 1976 to 1991 |
| Pontiac | Tempest | 1965 to 1970 |
| Pontiac | Trans Sport | 1990 to 1991 |
| Pontiac | Ventura | 1971 to 1977 |
| Rolls-Royce | Camargue | 1975 to 1987 |
| Rolls-Royce | Corniche II | 1986 to 1991 |
| Rolls-Royce | Corniche | 1971 to 1985 |
| Rolls-Royce | Phantom | 1968 to 1969 |
| Rolls-Royce | Silver Shadow II | 1977 to 1980 |
| Rolls-Royce | Silver Shadow | 1968 to 1976 |
| Rolls-Royce | Silver Spirit | 1981 to 1991 |
| Rolls-Royce | Silver Spur | 1981 to 1991 |
| Rolls-Royce | Silver Wraith II | 1977 to 1980 |
Reviews
There are no reviews yet.