S&S, steel breather valve & spacer set. +.030" OD - 48-E77 B.T.(NU) 507794 OEM style rocker cover washers

OEM style rocker cover washers

Works with both 4

With black rubber inserts

Switch is water resistant and built with stainless components

S&S, steel breather valve & spacer set. +.030" OD - 48-E77 B.T.(NU) 507794 OEM style rocker cover washersWith steel breather valve spacer set for correct end play. +. 030" oversize steel breather valve. Used to save worn or damaged crankcases. Okay for stock or high performance replacement. Note: JIMS has a +. 030" breather hole reamer tool which is available as 978343. Note: S&S breather valves come with elongated breather holes to increase the duration of the vacuum, allowing more oil to be drawn from the cylinder heads. This has no disadvantage in any