PAC 1350-16 1300 Series Racing Triple Valve Springs

$650.00 Set of 16, Free Shipping

PAC Racing Springs Model 1350 is a High Lift Triple Drag Race Spring – great spring for Pro Stock and Shootout  engines. Designed for most aftermarket cylinder heads with 1.645″ diameter triple springs and camshafts with up to 1.000: lift. 1300 Series springs add additional surface finish features and are designed for more demanding applications than 1200 series springs.

  • 1300 Series Dual Spring
  • Nano-Polishing
  • Super-finish Polish
  • Optimized for aggressive valvetrains
  • High lift abusive applications
  • 1.645″ OD
  • .635″ ID
  • 1.000″ Max lift
  • 689 lbs./in. Rate
  • 1.130″ Coil Bind Height