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MHS .550" Lift Stage 2 NPI and SVO Valve Springs

.550" Lift Drop in Replacement - No Machining Required. Fits Stock Retainers, Seats. Recommended for High RPM NA / Boost Applications.
Pricing: $269.00



These Valve Springs are designed for the 2V NPI and SVO Cylinder Heads. Drop in replacements, no machining required. Fits stock retainers and seats. Recommended for higher RPM applications less than 18lbs of boost, Manufactured by PAC Racing Springs right here in the USA!

Spring Specs

Seat Pressure   96 @ 1.570"  
Open Pressure   205 @ 1.040" 
Spring Rate   210 lbs / in 
Coil Bind   .970" 
Max Lift   .550" 



  • Modular Head Shop
  • New

Shipping Information

  • Item Requires Shipping
  • 4.0 lbs.
  • W6.0000” x H6.0000” x L6.0000”

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