NEW SOUTHWEST SPEED RACING SMALL BLOCK CHEVY TALL VALVE COVERS, POLISHED ALUMINUM WITH DUAL 1 3/8" BAFFLED BREATHER TUBES ON THE LEFT SIDE, SBC Brand New Set of Southwest Speed Polished Aluminum Valve Covers (SWS Part # 411-411). Fit Small Block Chevy's Tall design covers Cast, polished aluminum construction Dual 1 3/8" baffled breather tubes on the left side