My understanding of normally wound springs is a good dual spring will normally be more.
Beehive valve springs vs dual valve springs.
Jshuster premium member.
Westech performance tested a traditional comp cams dual spring with damper pn 954 against one of comp s new single beehive springs pn 26918.
The inner spring s interference fit to the outer spring creates a damping effect.
Joined may 29 2002 880 posts.
This design also creates heat and wear on the high stressed inside diameter of the spring coils.
Discussion starter 1 mar 1 2008.
74818k1 ovate beehive valve spring kits come with machined heat treated 4140 steel valve spring retainers made.
Beehive valve springs.
Beehive springs such as those offered by comp cams offer a huge number of benefits over stock style cylindrical springs.
The conical spring avoids the negative side effects by damping frequency naturally.
The inner springs of a dual valve spring are designed to provide damping characteristics as well.
Lunati ovate beehive valve springs should be assembled to yield 130 lbs seat pressure measured 1 800 and 318 lbs open load pressure measured 1 200.
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With the exception in some cases where you can use a progressively wound spring or the so called beehive spring which is also a type of progressive spring is supposed to be very effecient at dampening itself.
I know hd and the nascar people are using them.
Head guys is anyone using them on performance stuff.
Best of all the word has gotten out and folks all over the country are using them for a wide variety of.
The 954 developed 210 pounds on the seat and 523.
Dual vs single valve springs.
They are engineered for today s latest aggressive ls cam designs with valve lifts of up to 600.