Chevy GM 350 Crate Engine

Chevy GM 350 crate engine, engine is on test stand, you can see and hear it running. 3,000 miles ago, heads had valve job and resurfacing to raise compression to 9-1. Edelbrock Performer aluminum intake, Edelbrock 1406 600 CFM carburetor, Pertronix electronic ignition. New water pump and plug wires. Engin...