; Extended filler neck raises water fill point 5-3/4 above manifold; ideal for bleeding off cooling system air; 60° incline of filler tube clears air scoops to provide quick and accessible filling for in between-rounds cool down; Mounting base, extension tube and neck are all manufactured from rugged 6061-T6 billet aluminum to withstand harsh racing environments and continual cap removal/replacement; Accepts Moroso or standard-size radiator cap (not included); Includes gasket and 1/8 NPT to 3/8 I.D. barbed fitting to plumb expression tanks; 100% pressure tested for leak-free service; Use with Moroso Manifold Filler Neck Kit No. 63420
- Raises water fill point 5-3/4 above manifold
- 60° incline of filler tube clears air scoops
- 6061-T6 billet aluminum
- Accepts standard-size radiator cap
- Includes gasket & 1/8 NPT to 3/8 I.D. barbed fitting to plumb expression tanks.
