The 400 Small Block Chevy was never built by the factory as a performance motor, but they sure can make power! Remember, when it comes to power, bigger is better! Check out the series of mods on this 400-inch small block that included a solid roller cam upgrade, two different intakes and a Wilson tapered combo spacer test! The Other Guys SBC! Full vid is up! Link in comments! #holleyperformance #MSDIgnition #dartheads #compcams #400chevy #bulletcams | Richard Holdener