Proform GM Black Wrinkle Engine Dress-Up Kit Black crinkle valve covers, with their distinctive look and boldly striking Bowtie and CHEVROLET Emblems, inlaid with classic Chevrolet red, are CED painted for long-term corrosion resistance, and then black crinkle painted on the outer surface. Includes a pair of tall baffled Bowtie valve covers (141-751), a 14" classic bowtie air cleaner kit (141-752), a bowtie timing chain cover (141-753), eight bowtie valve cover wing nuts (141-756, two packages), eight bowtie valve cover hold-down clamps (141-757, two packages), and a matching bowtie push-in valve cover breather cap (141-754).