$20 Off $250 / $40 Off $500 / $80 Off $1000 - Use Promo Code: CYBER

$20 Off $250 / $40 Off $500 /
$80 Off $1000 - Use Promo Code: CYBER

Summit Racing SpeedCard - learn how to get 15% back - Get Details!

Filters

  • In Stock
  • Department
  • Brand

    Show All

  • Make/Model
  • Make/Engine
  • Rocker Arm Style
  • Rocker Stud Thread Diameter
  • Minimum Rocker Slot Width
  • Overall Height (in.)

    Show All

  • Shank Diameter (in.)
  • For Use with Stud Girdle
  • Stud Girdle Attachment Diameter (in.)
  • Quantity
  • Price Range
  • Filter Options
  • Savings Central

Selected Filters

Filter Results by Vehicle

Loading...

Availability

  • Filters

  • Department
  • Brand

    Show All

  • Make/Model
  • Make/Engine
  • Rocker Arm Style
  • Rocker Stud Thread Diameter
  • Minimum Rocker Slot Width
  • Overall Height (in.)

    Show All

  • Shank Diameter (in.)
  • For Use with Stud Girdle
  • Stud Girdle Attachment Diameter (in.)
  • Quantity
  • Price Range
  • Filter Options
  • Savings Central

Rocker Arm Nuts

Individual Parts
Part Groups

Results 51 - 75 of 99

Howards Cams Stud Girdle Adjustment Nuts 90125-1

Made in the USA Howards Cams Stud Girdle Adjustment Nuts 90125-1

Howards Cams Stud Girdle Adjustment Nuts 90125-1

Rocker Arm Nuts, Polylock, Stud Girdle Replacement, Full Roller, 3/8 in.-24 Thread, 0.550 in. Shank Diameter, 2.00 Length, Each

Part Number: HRS-90125-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Howards Cams Rocker Arm Nuts 90034

Made in the USA Howards Cams Rocker Arm Nuts 90034

Howards Cams Rocker Arm Nuts 90034

Rocker Arm Nuts, Polylock, Full Roller, 3/8 in.-24 Thread, 0.600 in. Shank Diameter, 1.190 in. Length, Each

Part Number: HRS-90034

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

AFR Rocker Arm Stud Girdle Replacement Nuts 6216-1

AFR Rocker Arm Stud Girdle Replacement Nuts 6216-1

AFR Rocker Arm Stud Girdle Replacement Nuts 6216-1

Rocker Arm Nuts, Stud Girdle Replacement Nuts, Polylock, 3/8-24 in., Use with Small Block Chevy and Small Block Ford AFR Stud Girdles, Each

Part Number: AFR-6216-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

COMP Cams Rocker Arm Adjusting Nuts 4631-1

Made in the USA COMP Cams Rocker Arm Adjusting Nuts 4631-1

COMP Cams Rocker Arm Adjusting Nuts 4631-1

POLYLOCK, 3/8 HIGH ENERGY ALUMINUM

Part Number: CCA-4631-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

This product may not be eligible for select promotional offers

COMP Cams Rocker Arm Adjusting Nuts 4604-1

Made in the USA COMP Cams Rocker Arm Adjusting Nuts 4604-1

COMP Cams Rocker Arm Adjusting Nuts 4604-1

Rocker Arm Nut; Rocker Arm Components; Rocker Arm Adjusting Nuts; High Energy Polylock; Stud Size 3/8 in.; 1 p

Part Number: CCA-4604-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

This product may not be eligible for select promotional offers

Trick Flow® Rocker Arm Adjusting Nuts TFS-70000901-8

Trick Flow® Rocker Arm Adjusting Nuts TFS-70000901-8

Trick Flow® Rocker Arm Adjusting Nuts TFS-70000901-8

Rocker Arm Nuts, Roller Rockers, 3/8 in.-24 Thread, .600 in. Outside Diameter, Set of 8

Part Number: TFS-70000901-8

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

AFR Rocker Arm Stud Girdle Replacement Nuts 6214-1

AFR Rocker Arm Stud Girdle Replacement Nuts 6214-1

AFR Rocker Arm Stud Girdle Replacement Nuts 6214-1

Rocker Arm Nut, Stud Girdle Replacement Nut Type, Full Roller, 7/16-20 in. Thread, Chevy, Ford, Each

Part Number: AFR-6214-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

AFR Rocker Arm Stud Girdle Replacement Nuts 6215-1

AFR Rocker Arm Stud Girdle Replacement Nuts 6215-1

AFR Rocker Arm Stud Girdle Replacement Nuts 6215-1

Rocker Arm Nuts, Stud Girdle Replacement Nuts, Full Roller, Polylock, 7/16-20 in., 2.60 in. Overall Length, Each

Part Number: AFR-6215-1

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

COMP Cams Rocker Arm Adjusting Nuts 4602-1

Made in the USA COMP Cams Rocker Arm Adjusting Nuts 4602-1

COMP Cams Rocker Arm Adjusting Nuts 4602-1

Rocker Arm Nut; Rocker Arm Components; Rocker Arm Adjusting Nuts; Magnum Polylock; Stud Size 3/8 in.; 1 pc.

Part Number: CCA-4602-1

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

This product may not be eligible for select promotional offers

Howards Cams Rocker Arm Nuts 90036

Made in the USA Howards Cams Rocker Arm Nuts 90036

Howards Cams Rocker Arm Nuts 90036

Rocker Arm Nuts, Polylock, Full Roller, 7/16 in.-20 Thread, 0.600 in. Shank Diameter, 1.190 in. Length, Each

Part Number: HRS-90036

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

PRW RockerLocs 1200337-01

PRW RockerLocs 1200337-01

PRW RockerLocs 1200337-01

Rocker Arm Nuts, PRW RockerLoc, 7/16 in. Stud, Hex Head, .550 in. O.D. shank, Each

Part Number: PQX-1200337-01

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Engine Works Polylocks 76-8

Engine Works Polylocks 76-8

Engine Works Polylocks 76-8

Rocker Arm Nuts, Stud Girdle Polylock, 12-Point, Non-Roller, 7/16 in.-20 Thread, 0.600 in. Slot Width, 2.10 in. Length, Set of 8

Part Number: EW1-76-8

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Brodix Cylinder Heads Rocker Arm Adjusting Nuts BR 6452

Brodix Cylinder Heads Rocker Arm Adjusting Nuts BR 6452

Brodix Cylinder Heads Rocker Arm Adjusting Nuts BR 6452

Rocker Arm Nut, Short Polylock, with Set Screw, Each

Part Number: BRO-BR6452

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

PRW RockerLocs 1200317-01

PRW RockerLocs 1200317-01

PRW RockerLocs 1200317-01

Poly Lock for Rocker Arm Stud Girdle, 7/16 in., Each

Part Number: PQX-1200317-01

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

COMP Cams Rocker Arm Adjusting Nuts 4510-1

Made in the USA COMP Cams Rocker Arm Adjusting Nuts 4510-1

COMP Cams Rocker Arm Adjusting Nuts 4510-1

Rocker Arm Stud Girdle Nuts, Roller Rockers, 7/16 in.-20 Thread, .750 in. Outside Diameter, 2.515 in. Height, Each

Part Number: CCA-4510-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

This product may not be eligible for select promotional offers

Harland Sharp Polylocks Rocker Arm Nuts PL3761K

Made in the USA Harland Sharp Polylocks Rocker Arm Nuts PL3761K

Harland Sharp Polylocks Rocker Arm Nuts PL3761K

Rocker Arm Nuts, Polylock Style, Full Roller, 7/16-20 in. Thread, 0.600 in. O.D., 2.200 in. Height, Set of 4

Part Number: CSP-PL3761K

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

COMP Cams Rocker Arm Adjusting Nuts 4654-16

Made in the USA COMP Cams Rocker Arm Adjusting Nuts 4654-16

COMP Cams Rocker Arm Adjusting Nuts 4654-16

Rocker Arm Nuts, Pro Magnum, 3/8 in.-24 Thread, Replacement for GEN III, LS1, LS2, LS6, Set of 16

Part Number: CCA-4654-16

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 23, 2026 if ordered today

This product may not be eligible for select promotional offers

PRW RockerLocs 1200336

PRW RockerLocs 1200336

PRW RockerLocs 1200336

Rocker Arm Nuts,ROCKER ARM ADJUSTERS, PRW RockerLoc, 3/8" Stud, 6 Point, .550" OD shank, Set of 16

Part Number: PQX-1200336

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Brodix Cylinder Heads Rocker Arm Adjusting Nuts BR 6455

Brodix Cylinder Heads Rocker Arm Adjusting Nuts BR 6455

Brodix Cylinder Heads Rocker Arm Adjusting Nuts BR 6455

Rocker Arm Nut, Long Polylock, with Set Screw, Each

Part Number: BRO-BR6455

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Scorpion Rocker Arm Nuts SCPPL38-1

Made in the USA Scorpion Rocker Arm Nuts SCPPL38-1

Scorpion Rocker Arm Nuts SCPPL38-1

3/8 Race Series Polylock Single

Part Number: SCC-SCPPL38-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

COMP Cams Rocker Arm Adjusting Nuts 4603-1

Made in the USA COMP Cams Rocker Arm Adjusting Nuts 4603-1

COMP Cams Rocker Arm Adjusting Nuts 4603-1

Rocker Arm Nut; Rocker Arm Components; Rocker Arm Adjusting Nuts; Magnum Polylock; Stud Size 7/16 in.; 1 pc.

Part Number: CCA-4603-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

This product may not be eligible for select promotional offers

Trick Flow® Rocker Arm Adjusting Nuts TFS-70000903-1

Trick Flow® Rocker Arm Adjusting Nuts TFS-70000903-1

Trick Flow® Rocker Arm Adjusting Nuts TFS-70000903-1

Rocker Arm Nut, Roller Rocker, 3/8 in.-24 Thread, .600 in. Outside Diameter, Each

Part Number: TFS-70000903-1

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Trick Flow® Rocker Arm Adjusting Nuts TFS-70000904-1

Trick Flow® Rocker Arm Adjusting Nuts TFS-70000904-1

Trick Flow® Rocker Arm Adjusting Nuts TFS-70000904-1

Rocker Arm Nut, Roller Rocker, 7/16 in.-20 Thread, .600 in. Outside Diameter, Each

Part Number: TFS-70000904-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

PRW RockerLocs 1200339

PRW RockerLocs 1200339

PRW RockerLocs 1200339

Rocker Arm Nuts,ROCKER ARM ADJUSTERS, PRW RockerLoc, 7/16" Stud, 6 Point, .600" OD shank, Set of 16

Part Number: PQX-1200339

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Scorpion Rocker Arm Nuts SCPPL716-1

Made in the USA Scorpion Rocker Arm Nuts SCPPL716-1

Scorpion Rocker Arm Nuts SCPPL716-1

7/16 Race Series Polylock Single

Part Number: SCC-SCPPL716-1

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 5, 2026 if ordered today

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.

Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

Jumpstart Your Next Project!

View Details|See if you Prequalify