This is for a brand new CHROME Chevy GM power steering pump with Keyway Power Steering Pulley This is the 1966 to 1976 GM saginaw style pump. But it will mount to most Chevy/GM engines with the correct mounting bracket. This pump uses the 5/8" keyed shaft for the pulley. This has a beautiful chromed finish.
The chrome power steering pump pulley has a single groove that fits all GM key-way power steering units through 1984. This pulley is constructed of thick gauge steels and has a quality chrome finish. Pulley diameter is 5-7/8"