CSR Performance 913AN20R Water Necks
Mount a Competition Specialties Inc. water neck on your manifold
and youll have an easy way to top-off your cooling system and still
have a provision for overflow. Precision-machined from lightweight
6061-T6 billet aluminum itll bolt right onto your manifold or an
existing 2 in. spacer. It comes with stainless steel hardware; a
cap is not included.