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UNIVERSAL, FITS SEVERAL 11/32" STEM ENGINES
High Lift Dual Valve Spring Kit
Fitment: 351C- *(see note), BB Ford, SB Ford, SB Chevy & BBC w/ 11/32"
This dual spring kit is a great choice for many applications in need of dual springs.
Suited for several different cam types, they can be set up to work with: hyd flat tappet, mechanical flat tappet and many hyd roller cams. (not solid roller)
The springs can be installed to produce either 110Lbs, 120Lbs or 135Lbs to suit your cam of choice.
An example of what type of cams work with the various seat pressures.
As with any dual spring assemblies used on OEM iron heads, Valve spring seat seat machining is required except for BBC & select heads with a large spring base, the rest will require spring seat machining.
If you would like us to verify suitability for your application, please send us a message through the "contact us" link. Please include a link to your cam specs or the brand and part number for us to look it up with.
We'll need to see duration @ .050", lift and lifter type; Hyd, Hyd Roll, Mech FT and the type of usage- Street, Oval track, Drag, etc.
Spring Specifications:
Open Pressures @ 135 Lb Seat
Kit Includes:
Excellent valve control for many High Performance cams with between 228-250 degrees duration @ .050".
*NOTE- This kit is intended for 11/32" single groove valves and a flat spring base, not stepped. If used with OEM Ford heads, the spring base must be machined for both, inner and outer springs to sit on the same surface.
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