Description
Ford Power Stroke High Rev Springs 6.4 L Power Stroke Diesel 2008-2010
New & Improved Design Progressive Rate Valve Spring Technology
These progressive springs Have 80%+ less deflection. For this reason, they are called progressive-rate springs. In these springs, there is not an equal distance between coils, so the rate of deflection Lessons as you compress the spring. This will keep your valve train more stable and less Harmonics as load increases = less valvetrain wear / failure.
Made from High Grade Pacalloy Spring Steel (strongest in the Industry!)
100% USA MADE
(32) spring set
Seat Pressure @ 1.860 100 LBS
No more valve float !! good for 60+psi of boost and 5000 RPM +
Our Stage 1 High Rev Valve springs are a great match with our Stage 1 & Stage 2 Camshafts