PCV HOSE- USE ENG648 P.C.V. hose, 17" long, w/clamps1966-67 327 exc. A.I.R. 1968-69 327 and 350 w/Q-Jet.1968-70 427 and 454/390 h.p. and Q-jet.1969 L-88, Holley. MakeCHEV ModelCORVETTE Year1966-1972 Item#ENG647 Instructions / Core Return FormClick Here Price$0.00EACH Core Charge$0.00 QtyAdd