Pink Cadillac

The following weapons in the movie are:

Pink Cadillac (1989)

LaFrance Specialties M16K

A Militia gang member uses a LaFrance Specialties M16Ks with an A1-style reciever.

LaFrance Specialties M16K - 5.56x45mm.

I thought it was an early CAR-15 model Excalibur01 20:52, 15 July 2009 (UTC)

It was listed as an XM607 assault carbine on the M16 page, but that gun was never put into production, so it is extremely unlikely. - Gunmaster45

M1 Carbine

Used by (Clint Eastwood)

Walther PPK

Used by (Clint Eastwood)

Walther PPK

Heckler & Koch HK94

Used by a militia gang member.

Heckler & Koch 94 carbine with front pistol grip & barrel jacket. This modification was common and often seen firing full auto in movies of the 1980s.