Description

Feuling, Econo Beehive valve spring kit. .585″ lift

Installed pressure 183lbs@1.760″, open pressure & height 380lbs@1.250″, coil bind@1.180″. Direct replacement, installs without machining or rocker box clearancing. High tensile chrome silicone wire with a shot-peened heat treatment and a super NexTex® finish. Kits include springs, lower & upper collars, shims, keys and Viton® seals. Compatible with stock 5/16″ (7.94mm) diameter valve stems.

Fits: > 84-99 Evo Big Twin; 99-04 Twin Cam; 86-03 XL Sportster (NU)