Proflow Timing Cover, 2-piece, Billet Aluminium, Black Anodised, Silicone Bead Gasket, SB For Chevrolet V8 Small Block, Kit - PFECTCBKPart Number: PFECTCBK CNC machined from 6061 T6 billet aluminium, these Proflow 2 piece timing covers come complete with a metal laminated silicone bead gasket. They are available in a silver or black anodised finish and suit all small block Chevrolet engines. No need to drop sump. Perfect for accesing the timing set for either removal or adjusting cam timing for tuning purposes