Looking for a bad boy 350? Our new custom drag race / pro street 465hp 350 crate engine is sure to fit the bill. Starting with the GM Performance FB385 crate engine. The Fast Burn aluminum heads are updated with high performance valve springs to handle the new 0.575"/0.595" hydraulic roller cam and the 1.6 ratio roller rockers. We then top it off with an Edelbrock Performer RPM Air Gap and HEI distributor. Now this 350 is ready to rumble! Note: A balanced and blueprinted version of this engine assembly, complete with Holley 750 CFM carburetor, GMPP spark plug wires, custom race style valve covers and aluminum long style water pump is also available as part number SDZZ465.