BM 20238 Flexplate, 153 Tooth for 86-97 External Balance Small Block Chevy

SKU: 20238
Fits 1986 to 1997 Chevrolet small block engines. Externally balanced single bolt pattern 10-34 inch with a 153 tooth ring gear
Price: $124.95
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Verify This Part Fits Your Vehicle

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 1986 to 1997 small block Chevy V8 engines (externally balanced) with one 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.

  • Includes SFI 29.1 Certification Sticker
  • Single Pattern 10.75 Inch Bolt Circle
  • Zinc Plated Chromate Finish
  • 153 Tooth Ring Gear
Crankshaft Bolt Hole Count6Crankshift Bolt Hole Count6
Weight (lb)6.00SFI Certification StickerIncluded
Dual PatternYesIHRA LegalYes
NHRA LegalYesSFI ApprovedYes
Tooth count153Outside Diameter (in)12.84
 California Proposition 65 Information

WARNING: This product can expose you to chemicals including Cadmium and cadmium compounds which are known to the State of California to cause cancer and birth defects, or other reproductive harm (For more information go to


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