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Rocker Arms, Roller, 212 Hemi Predator, NR Racing, Billet Steel, Pair

Rocker Arms, Roller tip

NR Racing Rockers machined from chrome moly steel

  • Hardened roller tips and shafts
  • Dyno tested to 10,000 rpm and proven to make more horsepower
  • Uses stock pin & Clips



Like all roller rockers, may require valve cover spacer or minor grinding on valve cover grinder for clearance.

Due to canted valve arrangement, Hemi's may have valve to piston clearance issue with high lift cam, esp with 1.3 Ratio

These Rocker Arms require shorter Pushrods, typically 5.260 or 5.340 depending on cam and head milling.

1.2 ratio or 1.3 Ratio


Our Price: $99.99
Rocker Arms, Roller, 212 Hemi Predator, Aluminum Full Roller, Pair

Aluminum Full Roller rockers for the Hemi head, manufactured by NR Racing

Rockers are crafted of aircraft grade billet aluminum and feature replaceable steel roller tips, 1.2 ratio.



Like all roller rockers, may require valve cover spacer or minor grinding on valve cover grinder for clearance.

Due to canted valve arrangement, Hemi's may have valve to piston clearance issue with high lift cam.

Our Price: $169.99