PAC Racing Springs 1.645 Triple Valve Spring Kit — Drag Race Performance

SKU: DHDL_PAC-1349-16
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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.

PAC Racing 1300 Series Triple Valve Springs

When you are pushing your engine to the limit on the drag strip, valvetrain stability is non-negotiable. The PAC Racing 1300 Series Triple Valve Springs are engineered to provide the necessary seat pressure and control to prevent valve float at high RPMs. With a 1.645-inch outside diameter, these springs are the gold standard for serious racing applications where durability and consistency are paramount.

Performance Specifications

  • Spring Type: Triple Valve Spring
  • Spring Rate: 689 lb/in
  • Coil Bind: 1.130 inches
  • Outside Diameter: 1.645 inches
  • Quantity: Set of 16 springs

These springs are manufactured using advanced metallurgical processes to resist fatigue and maintain their pressure over extended racing seasons. The triple-spring design offers a redundant safety factor, ensuring your valvetrain remains stable even under the most aggressive camshaft profiles. By upgrading to PAC Racing, you are choosing a component trusted by professional engine builders worldwide for its reliability and performance. Ensure your engine breathes perfectly at high RPMs with this premium set. Discover more high-performance valvetrain solutions at 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.

PAC Racing 1300 Series Triple Valve Springs

When you are pushing your engine to the limit on the drag strip, valvetrain stability is non-negotiable. The PAC Racing 1300 Series Triple Valve Springs are engineered to provide the necessary seat pressure and control to prevent valve float at high RPMs. With a 1.645-inch outside diameter, these springs are the gold standard for serious racing applications where durability and consistency are paramount.

Performance Specifications

  • Spring Type: Triple Valve Spring
  • Spring Rate: 689 lb/in
  • Coil Bind: 1.130 inches
  • Outside Diameter: 1.645 inches
  • Quantity: Set of 16 springs

These springs are manufactured using advanced metallurgical processes to resist fatigue and maintain their pressure over extended racing seasons. The triple-spring design offers a redundant safety factor, ensuring your valvetrain remains stable even under the most aggressive camshaft profiles. By upgrading to PAC Racing, you are choosing a component trusted by professional engine builders worldwide for its reliability and performance. Ensure your engine breathes perfectly at high RPMs with this premium set. Discover more high-performance valvetrain solutions at 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.

PAC Racing 1300 Series Triple Valve Springs

When you are pushing your engine to the limit on the drag strip, valvetrain stability is non-negotiable. The PAC Racing 1300 Series Triple Valve Springs are engineered to provide the necessary seat pressure and control to prevent valve float at high RPMs. With a 1.645-inch outside diameter, these springs are the gold standard for serious racing applications where durability and consistency are paramount.

Performance Specifications

  • Spring Type: Triple Valve Spring
  • Spring Rate: 689 lb/in
  • Coil Bind: 1.130 inches
  • Outside Diameter: 1.645 inches
  • Quantity: Set of 16 springs

These springs are manufactured using advanced metallurgical processes to resist fatigue and maintain their pressure over extended racing seasons. The triple-spring design offers a redundant safety factor, ensuring your valvetrain remains stable even under the most aggressive camshaft profiles. By upgrading to PAC Racing, you are choosing a component trusted by professional engine builders worldwide for its reliability and performance. Ensure your engine breathes perfectly at high RPMs with this premium set. Discover more high-performance valvetrain solutions at GGCRACING.

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