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Crane Cams 86757-1

Gold Race Rocker Arm 1.6 Ratio, 7/16" Stud

Crane Cams 86757-1

271-86757-1

jegs shipping
Ships 12/14/16 if Ordered Today
Crane Cams 86757-1 Gold Race Rocker Arm 1.6 Ratio, 7/16" Stud $23.51
Gold Race Rocker Arm
  • 1.6 Ratio, 7/16" Stud
  • 1/pkg

  • Crane Cams 86757-1 Details

    1962-2000 Ford 221-351W
    1966-91 AMC 290-401

  • Stock ratio with enlarged stud diameter
  • For Ford applications, 1966-2000 cylinder heads must be machined to install 7/16" rocker arm studs, pushrod guideplates, and heat-treated pushrods
  • For AMC applications, 1966-91 cylinder heads must be machined to install 7/16" rocker arm studs, aftermarket pushrod guideplates, and heat-treated pushrods

  • Crane Cams billet extruded aluminum rocker arms have been racings most popular aluminum rockers since 1964. Their roller tip is more efficient than standard scrub-type rockers, they have a lower mass (less weight on the valve), and come in ratios that will increase the net valve lift and duration of a camshaft.

    The Gold Race rocker arms are manufactured from heat-treated billet aluminum extrusions, and CNC machined to exacting tolerances. They feature Crane's exclusive Quick-Lift technology and employ heavy-duty precision-ground steel needle bearings, a heat-treated steel roller tips. They can handle up to 700 lbs of open spring pressure, and come complete with adjustable locking nuts.

    Features:
  • Heat-treated CNC-machined billet aluminum
  • Alloy holds strength at elevated temperatures
  • Maximum Open Spring Pressure: 700 lbs. Standard
  • Steel roller tips & needle-bearing fulcrums
  • Adjustable lock nuts included
  • Anodized gold

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