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Rocker Arm Stud & Guideplate Kit, SB Ford, 3/8" Studs, 5/16" Guide Plates

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Product Description

Rocker Stud and Guide Plate Kit

3/8" Rocker Studs / Guide Plate Kit

 Select- Small Block Ford with 5/16" Pushrod's- NOT FOR SBF w/ PEDESTAL MOUNT HEADS


Use this kit to convert early heads which came with pressed in studs or use on aftermarket heads w/ std valve spacing.


This package includes sixteen 3/8" Rocker Studs & eight flat style guide plates to suit SB Fords.



  • SB Ford heads machined to accept screw in studs w/ 7/16" NC base threads and guide plates
  • * Heads w/ pressed in studs require pressed in stud removal and machine work before installation
  • Not for use on pedestal mount heads w/ small 5/16" threads


     General Stud Specs:

  • 2.480" Overall Length
  • .950" Upper Thread Length
  • 1.750" Effective Length
  • .685" Base Thread Length
  • Hex Size- 5/8"
  • 7/16" NC bottom threads
  • 3/8" NF top threads, see *note 3

     Guide Plates:

  • Flat Style
  • Hardened Steel
  • Use w/ 5/16" Pushrods
  • For std valve spacing applications
  • Can be fitted to any SBF casting which originally came w/ pressed in studs or aftermarket heads.

Not for aftermarket heads with unique valve center-line spacing.

* NOTE 1: Many OE SBF heads use pressed in studs. Heads with pressed in studs require stud removal and machine work.

* NOTE- 2: These are not intended for SB Fords w/ pedestal mount rockers. Pedestal mount rockers use a small 5/16" thread which would need to be drilled and tapped to 7/16" NC

*NOTE- 3 Do not use crimp style adjuster nuts w/o appropriate lubrication


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