This is a USED STEEL Bert drive coupler for a SBC, this is NOT an HTD pulley.
Bert Crank Coupler Steel Drive Flange for Chevy SBC used with Flexplate IMCA
Bert Crank Coupler Steel Drive GM Crate One piece One-piece Rear Main Seal IMCA
DIRECT DRIVE COUPLER FOR BERT & BRINN TRANSMISSIONS,SBF,SMALL BLOCK FORD,STEEL
NEW DIRECT DRIVE COUPLER FOR BRINN & BERT TRANSMISSIONS,CHEVY CRATE MOTOR,STEEL
NEW DIRECT DRIVE COUPLER FOR BERT TRANSMISSIONS,SBC,STEEL,MODIFIED,LATE MODEL
NEW DIRECT DRIVE COUPLER FOR BRINN & BERT TRANSMISSIONS,1986 & NEWER SBC,STEEL
