Flex Plate: Pontiac 1977-79 Firebird TA With OLDS 403 V8- 77-78 ONLY - NOT 1979 Year Model::1977 makes it bigger then you

makes it bigger then you may expect but so date

Black steel headers from Flowtech - a leading Exhaust USA specialist

This is a genuine GM USA supplied replacement part for Olds and Pontiac V8 pre 1982 era & later 80's early 90's Corvettes where used

This is LH Drive

Flex Plate: Pontiac 1977-79 Firebird TA With OLDS 403 V8- 77-78 ONLY - NOT 1979 Year Model::1977 makes it bigger then youThis is the correct Olds 403 Flex plate replacement new unit for the 77 78 1979 is different so be sure of your year please. Diameter (IN) 1. 161 Diameter (MM) 348. 175 Mounting Hole Diameter 11. 5 in Outside Diameter 13. 938 IN Pitch Flywheels 12 to 14 SFI Approved No SFI Certification Sticker Included No Teeth 166 Tooth Quantity 166