Valve Springs - Heavy Conical (Single Cylinder)

Heavy Conical Springs. This price includes (2) Springs.

Here are some pressures and information about installed heights.
For this VM heavy conical spring, we suggest the installed height to be around 1.850"
117 lbs. @ 1.85"
136 lbs. @ 1.80"
138 lbs. @ 1.70"
With 0.700" lift a lobe profile will have about 376 lbs. @ 1.150" compressed length over the nose.
On this single heavy conical spring, coil bind occurs at 1.074"
Click and print the spring pressure chart pdf.


Spring Press Heavy Conical
Engine application: K241, K301, K321, K341, K361