We’re installing a 528ci Mopar Hemi into Mike Finnegan’s ’55 Chevy gasser. Imagine this: no one makes exhaust headers for that swap! We decided to make our own.

Rat rod master fabricator Steve Darnell of WelderUp, that's who. Nicole Johnson explores the theory behind vintage gasser class drag racing cars and drives Steve's horrific creation.

His 1955 Chevy Gasser, "Blasphemi," just received new upgrades, so the Roadkill co-host spent a day at the track dialing it in.