MENU

B&M Steel SFI Certified Flexplate - Small Block Chevrolet

1955-1985 Chevrolet Small Block except the 400 cid engine, 153 tooth

PART# 20237

Be the first to write a review
$118.95   Suggested Retail
$96.26   Holleydays Price
Free Shipping on orders over $100*
In Stock  
Qty: 
Add to Wish List

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.

Overview

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.

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

Specs

# of Teeth153
BalanceInternal
BrandB&M
California Proposition 65 Chemical NameCadmium and cadmium compounds
California Proposition 65 RequiredYes
Crankshift Bolt Hole Count6
Dual PatternYes
Emission Code5
IHRA LegalYes
NHRA LegalYes
Outside Diameter (in)12.84
Product TypeAutomatic Transmission Flexplate
SFI ApprovedYes
SFI Certification StickerIncluded
Weight (lb)5.5
Part Number20237

Emissions

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Tech Resources

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.

Applications

We Suggest
    Also Bought
      Reviews

        *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

        Some parts are not legal for use in California or other states with similar regulations.

         X  Holleydays