Small Block Intake

mopowers said

Any Holley-based 750 DP. I'd bet a regular ol 7779 Holley would smoke a 670 SA on the OP's combo. I know it did on my mild 340.

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Glad I read this - I was looking at using a 670 SA to replace my Eddie 1406 since it also seems to be running out of steam in higher RPM’s on my mild 340.