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seals and o-rings for a top end rebuild
Sold as a pair
Available in various coatings to suit your taste
This is a true 1970s classic
Manley, valve spring top collar set. Steel - 84-99 Evo B.T.; 99-04 Twin Cam; 86-03 XL (NU) Starter ring gears seals and o-rings for aOEM style replacement precision machined steel valve spring top collars. Note: Manley suggests the use of 513888 titanium top collars on high lift applications. They provide increased strength and reduced inertia mass which allows you to run higher R. P. M.'s without valve float.
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