Chevy Z28 High Performance Valve Springs Set 16 SBC .500" Lift 350 327 305 400

• Intake & Exhaust
  
• Single with Damper
  
• Seat Pressure 118 @ 1.700
• Open Pressure 318 @ 1.210
• Coil Bind 1.160
• I.D 0.876"
• O.D 1.260"
• Wire Diameter .162"
  

These are purchased in bulk boxes of 100 and we break them down into sets of 16

We have sold over 12,000 of these springs.