Product Summary

Chevy Small Block V8, Stainless Steel Valve Material

  • For: Small Block Chevy
  • Undercut and swirl-polished valve heads for increased flow
  • Heat-treated valve spring retainers (40% stronger than stock)
  • Includes Rocker Studs and Guide Plates
  • High strength, premium, heavy duty, heat treated valve locks for stock or performance engines

Comes as a Kit

Key Specs

BrandSpeedway Motors

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Rebuild your Small Block Chevy cylinder heads on a budget with these complete valvetrain assembly kits.  Packaged together to save you time and money, these convenient kits will outfit one V8 engine.

Kit Includes:

  • (8) Super Duty Stainless Steel Intake Valves, 2.02 Inch, Standard Length
  • (8) Super Duty Stainless Steel Exhaust Valves, 1.60 Inch, Standard Length
  • (16) Steel Valve Spring Retainers, 1.465 Inch, 11/32 Stem, 7 Degree
  • (32) Premium Heat Treated Racing Valve Locks, 11/32 Inch
  • (16) Speedway Racing Valve Springs, 1.465 Inch O.D.
  • (16) Screw-In Rocker Studs w/Jam Nut, 3/8 Inch
  • (8) Dart 5/16" Flat Guide Plates


Speedway Super Duty Stainless Steel Intake Valve, 2.02In, Std. Length

Speedway Super Duty Stainless Steel Exhaust Valve, 1.60In, Std. Length

  • Chrome stems and hard tips
  • For: Small Block Chevy
  • High strength one-piece design
  • Undercut and swirl-polished heads for increased flow
  • Sold as a set of 8 each - complete for two cylinder heads (one V8 engine)
  • Intake Valves:
    • 1-Groove
    • Conventional lock groove style
    • 4.91" stem length
    • 107 grams each


Steel Valve Spring Retainers, 1.465 Inch, 11/32 Stem, 7 Degree

  • Steel 7°
  • Fits 1.465" diameter valve springs
  • Fits 11/32" stem
  • Heat-treated (40% stronger than stock)
  • Black oxide finish
  • Hole Diameter: 0.41"
  • Weight: 1.05 grams
  • Set of 16


Premium Heat Treated Racing Valve Locks, 11/32 Inch

Whether you're rebuilding a stock engine or changing to valve springs that have more seat pressure, these valve locks will provide the reliability that you've been looking for.

  • Machined from high quality steel
  • High Quality & Heat Treated
  • High strength, premium, heavy duty
  • Designed for stock or performance engines using 7 degree valve locks
  • Not necessary to change to a 10 degree retainer
  • Valve stem diameter: 0.342 in.
  • Small Block Chevy
  • 11/32", 7 Degree
  • 1-groove
  • Set of 32


Speedway Racing Valve Springs, 1.465 Inch O.D.

  • Made in the U.S.A.
  • Guaranteed to perform
  • Inside Diameter: 0.8"
  • Open Pressure: 394lbs at 1.175"
  • Seat Pressure: 120lbs at 1.875"
  • Solid Height: 1.08"
  • Set of 16

Note: Spring seats must be machined.


Screw-In Rocker Studs w/Jam Nut, 3/8 Inch

  • Screw-in style stud with jam nut
  • Black Oxide finish
  • Base of nut to top is 1.90"
  • Overall Length: 2.62"
  • Thread Lengths: 0.96" and 0.63"
  • Thread Pitches: 3/8"-24
  • Set of 16
  • IMCA Approved


Dart 5/16" Flat Guide Plates

  • Black Oxide finish
  • Set of 8




BrandSpeedway Motors
Valve MaterialStainless Steel
Exhaust Valve Diameter1.600"
Intake Valve Diameter2.02"
Valve Stem Diameter0.34"
Valve Spring StyleDual Spring
Outer Spring O.D.1.465"
Exhaust Valves IncludedYes
Intake Valves IncludedYes
Valve Spring IncludedYes
Retainers IncludedYes
Locks IncludedYes
Lock Style7 Degree
Lock MaterialSteel
Number of Springs Per ValveDual
Sold in QuantityKit