Most 1.550" Dual Springs up to .615 valve lift on hydraulic and mild
hydraulic roller camshafts
Valve springs are one of the most critical and most overlooked
components in your engine They must be matched to your cam in order
for the engine to reach its full potential It does absolutely no good to
install a cam that will RPM at 8000, if you do not have the correct springs
The use of the wrong valve springs is one of the most common causes
of engine failure Another is the incorrect installation of the valve springs.
Note:Specify exact cam specs when ordering to verify compatibility.