COPO was Chevrolet’s special-order system utilized by sellers to construct high-performance fashions within the 1960s regardless of a company racing ban. The COPO program was initially designated for fleet autos resembling taxicabs, however on the peak of the muscle automobile wars, it was used to construct the last word high-performance Chevy muscle vehicles.
Efficiency-minded pioneers used a loophole in GM’s COPO program to create the last word Camaros, Chevelles and Novas, wanted by collectors right this moment. Of all of the sellers, Don Yenko turned the COPO muscle automobile program legend. He first ordered a rear-engined Corvair by means of the COPO program and constructed the long-lasting Corvair Stinger for an SCCA street racing marketing campaign. From this program got here the inspiration for creating the best efficiency Camaros, Chevelles, and Novas.
Manufacturing facility Camaro V-8s got here with the 350 small-block or the 396 big-block, which needed to compete with the Mustang Cobra Jets and Mopar Wedge and Hemi vehicles. In response, constructing the big-block Camaro by means of the COPO program was devised. On the manufacturing unit, Camaros had been fitted with the 396 engines then shipped to sellers the place 427s had been then put in within the vehicles.
Creator, Matt Avery, a Chevy muscle automobile professional, combed the archives and located the homeowners and other people concerned within the COPO program, offering the tradition with a compelling story and outright useful resource for COPO vehicles. The COPO muscle automobile and racing packages produced a unprecedented interval of automotive historical past, and Avery captures all these aspects in a really entertaining e-book.
Whereas few knew about this back-channel program on the time, it’s now acknowledged because the origin of the Common’s high muscle vehicles. Devoted Chevy racers and automobile homeowners had been decided to beat Mopar and Ford on the racetrack and on the road. However to take action, they wanted to chop by means of the crimson tape of the company racing ban and resolve the restriction of 400-ci engines in intermediate autos.
From 1967 to 1969, the manufacturing unit and sellers put in eight completely different 427 engines, together with the all-aluminum ZL1 427. Afterward, others used this basis to construct COPO Novas and Chevelles to comparable spec with comparable outcomes. The COPO efficiency automobile program didn’t finish with these muscle vehicles. Don Yenko even ordered a number of hundred Vegas by means of the COPO program, so that they may very well be fitted with turbochargers and raced in SCCA competitors.
General a really entertaining and informative e-book.
COPO: Camaro, Chevelle & Nova
Pages: 204, Illustrated
Dimension: 10 X 10 (inches)
Illustrations: 297 shade, 72 b/w photographs