B&M 20230 GM SFI Flexplate Fits 168-Tooth, 2-Piece Rear Main

Heavy Duty Flexplate fits: Chevrolet - '55-'85 SB V8 and 90 deg. V6 with 168 tooth ring gear and 10-34 in. or 11-12 in b.c. exc. 400Chevrolet - '90 and earlier Chevrolet BB V8 with 168 tooth ring gear and 10-34 in or 11-12 in b.c. exc. 454. NHRA and IHRA Legal For All Classes. Includes SFI Certification Sticker. Ideal For Street Applications. To Extreme Duty Racing.