€51,43
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€-51,43
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MANLEY
Barcode: 513887
84-99 Evo B.T.; 99-04 Twin Cam; 86-03 XL (NU)
OEM 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.
