1970 SS-454 Chevelle Art Print For 1970 GM released their engine size limit for mid-size cars, so all of GMs mid-size muscle cars got a big boost in engine size. For the SS Chevelle, it turned out that the 1970 LS6 454 would be the high point for Chevy muscle cars. Today, SS-454 Chevelles in good condition are some of the most valuable muscle cars around. This 11" x 17" full-color art print is made on white card stock and shrink wrapped on cardboard. Signed and numbered by the artist in a series of 500. As seen in Guide To Muscle Cars Magazine. Sent via USPS Priority Mail with delivery confirmation for easy tracking and speedy delivery.