Exhaust manifold I.D. (Buick?) #1298001.1

[Guest Faust]

This is a manifold I picked up at a swap meet, because it looked like a Buick. It is one piece, so I assume it is for a small series buick. Can anyone help?

[progoofoff]

1937 - 1938 Buick series 40

Is it for sale?

Bob