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AV&V Valve Spring Kits – Engine
Product info
- Item number
- 749059
- Position
AV&V's extreme duty valve spring kits contain valve springs manufactured from ultra clean high silicon Kobe alloy wire then micro shot peened and nitrided. Kits come with retainers and keepers as specified below.
Fits Panhead 1948-1965 & Shovelhead 1966-1984 These valve spring kits are not bolt-in items. Always make sure to check the minimum spring spacing and to keep a minimum of .060" before coil bind, at full lift. Early 1948-1980 heads must be machined to accept AV&V's late style lower collars. You may need to machine the spring seat with a spring seat cutter and/or machine the valve seats deeper to get the correct spring spacing. For reference, Shovelheads 1980-1984 have a 1.630" valve stem protrusion and a spring spacing of approx. 1.375". All kits must be installed with stock lower collars., For use with up to .625" valve lift. Seat pressure 175 lbs.
Valve Spring Kit Pan/Shovelheads .850" 1
- Category: Valve Springs & Parts
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