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Crower 73689-8

Centerline Roller Rockers Big Block Chevy Ratio: 1.8 .090" Backset Trunnion

Crower 73689-8

258-73689-8 NEW

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Crower 73689-8 Centerline Roller Rockers Big Block Chevy Ratio: 1.8 .090" Backset Trunnion $338.99
Centerline Roller Rockers
  • Big Block Chevy
  • Ratio: 1.8
  • .090" Backset Trunnion
  • Set of 8

  • Specifications:

    Manufacturer's Part Number:
    73689-8

    When installing a .100" long valve, the rocker arm tip must be backed up .050" to insure centerline contact at half lift. Crower offsets the roller rocker stud hole into correct geometry reduces valve guide wear and promotes more accurate valve timing.

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