An Acura Frankenstein is when you make a Non-VTEC engine into a VTEC. Most commonly an LS motoro from the Integra. Swapping the GS-R head with the LS making it an LS/VTEC. Also, swapping a K20 (Civic Si, RSX) into a bigger displacement engine like the K24 (Accord, TSX) making a happier engine.