By David Boldt
MyCarData
(December 17, 2023) Back in the day (that would be my day) it was known as a sleeper. Built within the envelope of an anonymous sedan, its owner/builder would cram as much performance under the hood as the engine compartment could accommodate, but instead of advertising the installation with as many fire-breathing cosmetics as the cash-strapped owner could gather, he left it visually stock.