1970-1980 Chevrolet 400 Small Block, 168-Tooth for 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 1955-1985 400ci small block chevy V8 engines (externally balanced) 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.

Features:

  • NHRA and IHRA Legal For All Classes
  • Dual Pattern 10.75 and 11.5-Inch
  • Includes SFI Certification Sticker
  • Ideal For Street Applications
  • Zinc Plated Chromate Finish
  • To Extreme Duty Racing
  • Proven B&M Quality

Specs:

# of Teeth 168
Application Chevrolet
Balance External
Brand B&M
Crankshaft Bolt Hole Count 6
Dual Pattern No
Emission Code 5
Engine Chevrolet Small Block Gen I
IHRA Legal Yes
NHRA Legal Yes
Outside Diameter (in) 14.1
Product Type Flexplates
SFI Approved Yes
SFI Certification 29.1
SFI Certification Sticker Included
Weight (lb) 6.25
UPC 019695202323
California Proposition 65 Chemical Name Cadmium and cadmium compounds
California Proposition 65 Required Yes
Part Number 20232
SKU 20232
Barcode # 19695202323
Brand B&M
Shipping Weight 3.3100kg
Shipping Width 0.010m
Shipping Height 0.200m
Shipping Length 0.360m

Be The First To Review This Product!

Help other Superior Auto Parts users shop smarter by writing reviews for products you have purchased.

Write a product review

More From This Category