Bill Mitchell Products BMP 702204-16 - Valve Springs 1.440" OD, Dual Spring with Damper, 140lbs. @ 1.800", 330lbs @ 1.200"

BMP 702204-16 - Valve Springs 1.440" OD, Dual Spring with Damper, 140lbs. @ 1.800", 330lbs @ 1.200"

Specifications:

Dual valve springs with damper

O.D.: 1.440", I.D.: 1.088", I.D. Inner Spring .815"

Seat pressure: 140 lbs. @ 1.800"

Open Pressure: 330 lbs. @ 1.200"

Coil Bind: 1.125" 

Max recommended lift: .600"

Good for solid flat tappet and some hydraulic roller cams. Have been using these springs for 20 plus years with an excellent success rate and have been and are what is used on all World Products SBC and SBF -2 assemblies