Engine Masters - S8E26 - Header Science: Step vs. Merge

  • Auto
  • TV-PG
  • 21 min
  • Nov 17, 2023
  • HD
The guys test stepped headers, whose primaries step up in diameter, and merge collectors, which create a restriction in the collector, against good old-fashioned headers.
Cast:

David Freiburger

Steve Dulcich

Steve Brule