1955-1985 Chevrolet Small Block except the 400 cid engine, 153 tooth
As performance levels increase, an O.E. style flexplate just won't cut it and a stronger option is a necessity to prevent transmission and/or converter failure. B&M has you covered with our high performance flexplate designed for 1955-1985 small block Chevy V8 engines (internally balanced) with two piece rear main seal. Features include high tensile strength steel construction to resist elongation and cracking, 10.75-inch bolt pattern, 153 tooth ring gear with double-sided welds for added strength and comes with SFI 29.1 safety certification insuring the ultimate in safety and performance. The assembly is then Zinc plated and treated with a Chromate Conversion Coating for added corrosion resistance and durability. B&M SFI approved flexplates are ideal for extreme duty race applications as well as street cars, tow vehicles or other vehicles needing the added protection and toughness that B&M has been delivering since 1953. Compatible with Powerglide, TH350, TH400 and TH700R4 automatic transmissions.
  • NHRA and IHRA Legal For All Classes
  • Includes SFI Certification Sticker
  • Ideal For Street Applications
  • Zinc Plated Chromate Finish
  • To Extreme Duty Racing
  • Proven B&M Quality

Information:

Fits 1955-1985 GM small block V8 engines except the 400 cid engine. Uses a 153 tooth ring gear. Has 10.75-inch bolt pattern. Compatible with Powerglide, TH350, TH400, and TH700R4 automatic transmissions.

Application Summary:

Year Make/Model
1963-1969 Chevrolet Bel Air
1975 Chevrolet Bel Air
1963-1969 Chevrolet Biscayne
1969-1973 Chevrolet Blazer
1969 Chevrolet Brookwood
1971-1972 Chevrolet Brookwood
1975-1985 Chevrolet C10
1967-1973 Chevrolet C10 Suburban
1975-1985 Chevrolet C10 Suburban
1975-1985 Chevrolet C20
1967-1973 Chevrolet C20 Suburban
1975-1985 Chevrolet C20 Suburban
1975-1985 Chevrolet C30
1967-1973 Chevrolet Camaro
1975-1981 Chevrolet Camaro
1983-1985 Chevrolet Camaro
1966-1969 Chevrolet Caprice
1971-1972 Chevrolet Caprice
1975-1980 Chevrolet Caprice
1982-1985 Chevrolet Caprice
1964-1968 Chevrolet Chevelle
1970-1972 Chevrolet Chevelle
1963-1967 Chevrolet Chevy II
1963-1968 Chevrolet Corvette
1976-1980 Chevrolet Corvette
1982 Chevrolet Corvette
1984-1985 Chevrolet Corvette
1964-1973 Chevrolet El Camino
1975-1980 Chevrolet El Camino
1982-1985 Chevrolet El Camino
1975-1985 Chevrolet G10
1975-1985 Chevrolet G20
1967-1973 Chevrolet G20 Van
1975-1985 Chevrolet G30
1963-1969 Chevrolet Impala
1971-1973 Chevrolet Impala
1975-1980 Chevrolet Impala
1982-1985 Chevrolet Impala
1975-1985 Chevrolet K10
1967-1973 Chevrolet K10 Suburban
1976-1985 Chevrolet K10 Suburban
1975-1985 Chevrolet K20
1967-1973 Chevrolet K20 Suburban
1975-1985 Chevrolet K20 Suburban
1977-1985 Chevrolet K30
1975-1985 Chevrolet K5 Blazer
1969 Chevrolet Kingswood
1971-1972 Chevrolet Kingswood
1975-1976 Chevrolet Laguna
1973 Chevrolet Malibu
1975-1980 Chevrolet Malibu
1982-1983 Chevrolet Malibu
1975-1980 Chevrolet Monte Carlo
1982-1985 Chevrolet Monte Carlo
1975-1979 Chevrolet Monza
1969-1973 Chevrolet Nova
1975-1978 Chevrolet Nova
1981-1982 Chevrolet P20
1981-1982 Chevrolet P30
1963-1965 Chevrolet P30 Series
1969 Chevrolet Townsman
1971-1972 Chevrolet Townsman
Attributes
# of Teeth 153
ASIN B000CIKBS6
Application Chevrolet
Balance Internal
Brand B&M
Bullet Point #1 NHRA and IHRA Legal For All Classes
Bullet Point #2 Includes SFI Certification Sticker
Bullet Point #3 Ideal For Street Applications
Bullet Point #4 To Extreme Duty Racing
California Proposition 65 Yes
Country of Origin (Primary) CN
Crankshaft Bolt Hole Count 6
Crankshaft Bolt Hole Quantity 6
Crankshift Bolt Hole Count 6
Dual Pattern No, Yes
Emission Code 5
Engine Small Block Chevy
GTIN 00019695202378
Harmonized Tariff Code (Schedule B) 8708401110
Hazardous Material Code N
IHRA Legal Yes
Item Weight 6.000 lbs.
Life Cycle Status Code Available to Order
Long Description Automatic Transmission Flexplate
NAFTA Preference Criterion Code B
NHRA Accepted Yes
NHRA Legal Yes
Outside Diameter 12.840 in.
Outside Diameter (In) 12.84
Product Type Automatic Transmission Flexplate, Flexplates
SDR Required Flag N
SDS Sheet Number N
SFI Approved Yes
SFI Certification 29.1
SFI Certification Sticker Included
Short Description Flexplate
Standard Pack 1
Timing Marks 153
Tooth count 153
Warning California Proposition 65
Warranty Time 12
Weight (lb) 5.50, 5.5

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B&M 20237 FLEXPLATE 153 TOOTH 55-85 SB CHEV

Product Information

  • Brand: B&M
  • Product Number: 20237

Vehicle Fitment

The AAM Group™ Proposition 65
Proposition 65 warning graphic (For California Residents)
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov