B&M Steel SFI Certified Flexplate - Big Block Chevrolet

$268.71
IN STOCK IN STOCK
Only 1 left
Part
B&M 20233
1970-1990 Chevrolet 454 Big Block with 168-tooth, externally balanced engines.

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 1965-1990 Chevrolet big block 454ci (externally balanced) V8 engines with two piece rear main seal. Features include high tensile strength steel construction to resist elongation and cracking, dual bolt pattern 10.75 or 11.5-inch converter mounting locations, 168 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.

B&M Steel SFI Certified Flexplate - Big Block Chevrolet Features

  • 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
More Information
PartB&M 20233
Manufacturer Part Number20233
BrandB&M
Emission Code5
Of Teeth168
Part TypeAutomatic Transmission Flexplate
Typeproduct

Engine
GM Big Block
Balance
External
# Of Teeth
168
Ihra Legal
Yes
Nhra Legal
Yes
Application
Chevrolet
Weight (Lb)
7
Dual Pattern
Yes
Product Type
Flexplates
Sfi Approved
Yes
Emission Code
5
Sfi Certification
29.1
Outside Diameter (In)
14.1
Sfi Certification Sticker
Included
Crankshaft Bolt Hole Count
6
California Proposition 65 Required
Yes
California Proposition 65 Chemical Name
Cadmium and cadmium compounds

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