Proflow's billet Y-block features a lightweight 6061 T6 aluminium construction with a
Valve Cover Breather Adaptor Hose End To -06AN
SST Open End Mag
16mm inlet
RTS flexplate made specifically for Holden Chevrolet LS and other popular performance cars
Proflow Cylinder Heads SuperMax 225, Assembled, Aluminum, SB Ford 302,351 Clevel Distributors and Leads Proflow's billet Y-block features aPart Number : Proflow Cylinder Heads, SuperMax 225, SB Ford 302, 351C, Assembled Proflow does not sacrifice quality for a low price you get both with our aluminium cylinder heads. The lightweight heads are cast from A 356 aluminium alloy with a large choice of Engine, for SB & BB Chevrolet, LS Chev Holden Ford SB 289 351W, 302,351 Cleveland 2V & 3V & BB FE, and Chrysler SB & BB, phosphorous bronze valve guides, and ductile iron valve seats for use