SD-SS Cylinder Head Valve Kit, 2.055/1.60-Prem Locks-1.55 Springs

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, 2.055 Inch, .100" Longer
• (8) Super Duty Stainless Steel Exhaust Valves, 1.60 Inch, .100" Longer
• (16) Steel Valve Spring Retainers, 1.550 Inch, 11/32 Stem, 7 Degree
• (32) Premium Heat Treated Racing Valve Locks, 11/32 Inch
• (16) Speedway Racing Valve Springs, 1.550 Inch O.D.

Speedway Super Duty Stainless Steel Intake Valve, 2.055In, .100" Longer

Speedway Super Duty Stainless Steel Exhaust Valve, 1.60In, .100" Longer

• 0.100" longer than OEM valves
• 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

Steel Valve Spring Retainers, 1.550 Inch, 11/32 Stem, 7 Degree

• Steel 7°
• Fits 1.550" diameter valve springs
• Fits 11/32" stem
• Heat-treated (40% stronger than stock)
• Black oxide finish
• 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, 1.550 Inch O.D.

• Made in the U.S.A.
• Guaranteed to perform
• Inside Diameter: 0.74"
• Open Pressure: 450lbs at 1.27"
• Seat Pressure: 160lbs at 1.968"
• Solid Height: 1.2"
• Set of 16

Valve Spring Spec Chart (GIF)