Series One 185 SBC Cast Iron
(Sold in Pairs)


The 185 Vortec has taken the Vortec head to the next level. Bigger runner and bigger valves mean more power!  Just ask dirt track racer Shawn Guffey, who has won every race and back to back track championships since installing Vortec heads on his A Hobby ride.

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  • 185cc intake runners
  • 202/1.60 valve size
  • Screw in studs
  • Large spring pockets
  • Multiple intake bolt patterns
  • Multiple valve cover patterns
  • 906 casting number
  • Hardened seats
  • Machined and Assembled in USA
  • Assemblies include: 21-4 valves 3/8 stud guide plates