Hedders: 67-81F w/Small block Chev V8 W/PStrThese are USA produced SMALL BLOCK CHEV V8 black painted full length Hedders .. Hedman are a good known USA performance brand. Auto Floor Shift Manual Floor Shift Power Steering (*1) Small Block Chev Stock Fit if without Catalytic Converter (*2) Size is 1 5 8 in. with 3" collectors. They are originally for LHD cars. The fitment to RHD cars will normally be OK .. but there MAY be a small amount of re plumbing of the RHS front pipes, some RHD cars in