PAC Racing Springs Steel Chromoly Valve Spring Locators 1.550 OD x .680 ID — Performance Valvetrain Upgrade

SKU: DHDL_PAC-S129-16
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About PAC Racing Springs PAC Racing Springs engineers high-quality automotive ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About PAC Racing Springs

PAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.

Premium Chromoly Valve Spring Seats

Upgrade your engine's valvetrain with PAC Racing Springs Steel Chromoly Locators. These 1.550-inch OD locators are designed to provide a secure, stable platform for your valve springs, preventing unwanted movement and ensuring consistent valve operation. Engineered for durability, these seats are essential for high-performance applications where engine reliability is paramount.

Product Specifications

  • Material: High-Strength Chromoly
  • Outside Diameter: 1.550 inches
  • Inside Diameter: 0.520 inches
  • Spring ID Fitment: 0.680 inches
  • Thickness: 0.060 inches
  • Quantity: Set of 16

Proper spring seating is critical for preventing valvetrain harmonics and ensuring that your springs perform as intended. These chromoly locators are manufactured to strict tolerances, providing a perfect fit for your cylinder head and valve spring combination. By locking the spring in place, you minimize the risk of spring walk, which can lead to catastrophic failure in high-RPM environments. These components are an ideal choice for engine builders looking to maximize the longevity and performance of their valvetrain assembly. Experience the difference in quality with parts from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About PAC Racing Springs

PAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.

Premium Chromoly Valve Spring Seats

Upgrade your engine's valvetrain with PAC Racing Springs Steel Chromoly Locators. These 1.550-inch OD locators are designed to provide a secure, stable platform for your valve springs, preventing unwanted movement and ensuring consistent valve operation. Engineered for durability, these seats are essential for high-performance applications where engine reliability is paramount.

Product Specifications

  • Material: High-Strength Chromoly
  • Outside Diameter: 1.550 inches
  • Inside Diameter: 0.520 inches
  • Spring ID Fitment: 0.680 inches
  • Thickness: 0.060 inches
  • Quantity: Set of 16

Proper spring seating is critical for preventing valvetrain harmonics and ensuring that your springs perform as intended. These chromoly locators are manufactured to strict tolerances, providing a perfect fit for your cylinder head and valve spring combination. By locking the spring in place, you minimize the risk of spring walk, which can lead to catastrophic failure in high-RPM environments. These components are an ideal choice for engine builders looking to maximize the longevity and performance of their valvetrain assembly. Experience the difference in quality with parts from GGCRACING.

Product Details

Product Description

About PAC Racing Springs

PAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.

Premium Chromoly Valve Spring Seats

Upgrade your engine's valvetrain with PAC Racing Springs Steel Chromoly Locators. These 1.550-inch OD locators are designed to provide a secure, stable platform for your valve springs, preventing unwanted movement and ensuring consistent valve operation. Engineered for durability, these seats are essential for high-performance applications where engine reliability is paramount.

Product Specifications

  • Material: High-Strength Chromoly
  • Outside Diameter: 1.550 inches
  • Inside Diameter: 0.520 inches
  • Spring ID Fitment: 0.680 inches
  • Thickness: 0.060 inches
  • Quantity: Set of 16

Proper spring seating is critical for preventing valvetrain harmonics and ensuring that your springs perform as intended. These chromoly locators are manufactured to strict tolerances, providing a perfect fit for your cylinder head and valve spring combination. By locking the spring in place, you minimize the risk of spring walk, which can lead to catastrophic failure in high-RPM environments. These components are an ideal choice for engine builders looking to maximize the longevity and performance of their valvetrain assembly. Experience the difference in quality with parts from GGCRACING.

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