4375 in (87.31 mm). Cadillac applied a distantly similar engine which appeared in three various measurements as a result of on the 1962 model year; though the Oldsmobile and Cadillac motors were not bodily connected, https://matteojvoy195682.onesmablog.com/how-much-you-need-to-expect-you-ll-pay-for-a-good-roket303-70059179