Feuling Valve Spring Kit - Steel Retainers - For 7.00 mm Valve Stem - Twin Cam - 1121

Valve Spring Kit - Steel Retainers - For 7.00 mm Valve Stem - Twin Cam

Features

• Made from heat treated chromoly conical ovate wire
• Hand measured and labled specifically based on their coil bing / required open height
• Uses a much smaller and lighter weight retainer to reduce valve weight and create quicker rev and smoother motion
• Dyno proven and track tested
• Kit includes: Econo BeeHive® valve springs lightweight 7° steel or titanium retainers machined heat-treated chromoly spring seats seat shims valve locks and a set of premium Viton® valve seals equipped with spring-loaded valve stem wiper system
• Econo BeeHive® valve springs
• lightweight 7° steel or titanium retainers
• machined heat-treated chromoly spring seats
• seat shims
• valve locks
• and a set of premium Viton® valve seals equipped with spring-loaded valve stem wiper system
• Up to 0.585" lift, Seat lb / installed height:, 183 lb @ 1.760" (0.510" lift), 175 lb @ 1.785" (0.535" lift), 172 lb @ 1.803" (0.553" lift), 165 lb @ 1.825" (0.574" lift), 163 lb @ 1.835" (0.585" lift), 380 lb @ 1.250" Open Height, Coil Bind @ 1.180"
• Made in the USA
• Feuling® BeeHive® valve springs must be installed at the correct open height, matching max lift to the open height spec of the valve springs.
• Econo BeeHive® kit is direct replacement with no machining or rocker box clearance required for cams up to 0.574" lift for '84-'04 Big Twin and '86-'03 XL and up to .585" lift for '05-'17 Twin Cam.

Manufacturer Part Number: 1121

Fitment

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