Extra Tall 3.75″ 12 Valve Billet Valve Cover fits Cummins 5.9L
3.75″ extra tall one piece billet valve cover fits 5.9L Cummins 12 valve. May not fit under stock cowls. Designed for aftermarket injection lines run either over top or around front and back of cover. 1/2″ taller than our regular billet covers which are already taller than stock covers. Clears most all aftermarket studs. Also acts as a girdle for the rocker pedestals to help stabilize them when using high spring pressures and rpm. Engraved with Keating Machine logo on top. Contact us before ordering if you want a valve cover without engraving or custom engraved. Sealed with individual o-rings to head.