Taken from the pages of Hot Rod magazine comes bolt-ons, tuning tips, & power secrets for the fabulous muscle engines of the 60s & 70s. Covering: blueprinting the Z-28 engine, 572hp unblown 327, 467hp 327, 501hp from 302, best heads for the 327 & 302. 100 pages, over 200 illus. SB.