High-Rev. Single Valve Springs
High-Rev. Single Valve Springs

Our Price: $37.99

Product Code: 00-4040-0

Prevent engine damage due to valve float or worn and weak valve springs. Made from
special silicon spring steel. For high RPM applications, our Dual Valve Springs,
P/N: 4042 offers improved control and reliability. These springs and outer springs for the 4042's
are approximately 156 lbs/inch with a free length of 2.40”-2.510” with a load of 150 lbs @ 1.500”.
Inner springs for 4042 are approximately 97.5 lbs at seat pressure and the free length is 2.00".

  • Made from silicon spring steel
  • Outer: ≈156 lbs/inch w/ free length of 2.40-2.510" w/ load of 150lbs @ 1.500"

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