Most popular tach in the 70's and other stuff

Sun Super Tach
The Craig eight track player ( a lot of areas in the US didn't even have FM stations!)
Any one of these stickers:
Hooker Headers
Cragar Hotpipes
Thrush Mufflers
Holley
Hurst
Crane Cams
Cherry Bomb

If you want a really cool, period correct sticker round up a Ed Hamburger for 340s Only decal