37-38 flathead

[jorrow]

Looking for rear cast iron head with primer cup 37-38 BTSV Harley with 2 rib markings underneath. Also 1107-33 manifold marked 503-33. I have the later 1939 manifold to trade if needed.

[Cnocha]

I have this head but, I do not think it has a primer cup hole.
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