PONTIAC CHROME ENGINE DRESS UP KIT 301- 455 Pontiac chrome engine dress up kit. This kit will fit 1959-1977 301-455 engines. Valve Covers are the tall height of 3-1/2 Inch and are baffled. Includes 1 pair of chrome tall and baffled valve covers, 8 chrome valve cover wing nuts, 8 chrome valve cover spreader bars, 1 chrome push in breather cap, 1 rubber push in breather grommet, & 1 rubber pcv grommet. This kit will fit 1959-1977 301-455 engines.