Though parts will interchange with originals, these new heads feature stronger rocker stands and billet aluminum roller rockers with improved geometry and internal oiling restrictors, as well as greater adjustability. That should get any hot rodders beat to quicken and pique his curiosity. These include the 39-53 Mercury and 46-53 Ford castings. They will not work for a standard flathead build; they lack both exhaust and intake ports. Just sold him a fresh batch so I assume he's still building engines? This encouraged the old-time flathead parts guys (or their sons) to start repopping the old parts. Stay tuned for further updates on this project. SPAL supplied the 16-inch electric fan, Powermaster supplied the starter, and the custom alternator runs off the blower drive all masterfully handled by RR&C, which also made the custom air cleaner. Our experience and rigorous assembly procedure is what makes our engines trusted throughout the industry. All flatheads overheat, then the blocks crack. The present-day Arduns are CNC-machined using high-grade 356-T6 aluminum, have refined combustion chambers, and improved oiling and valvetrain components. Googled Don Ferguson Aluminum Ardun Flathead and came up with an article on the old R&C Hot Rod Network with pictures of an aluminum FH style engine using the Ferguson built block that was assembled by H&H. I've sold Don my 409 Chevy to Flathead aluminum water pump kits for years. The Sharp 32 triple carburetor intake is one of the few that accepts Holley 94s and Stromberg 97s. Reserve these early blocks for collector cars due to their inferior head-retention and bearing design; speed equipment availability for them is also severely limited. Subscribe to Get Our Best Content Print, Digital or Both, Tech Engine, Transmission, & Rearend ACP, Tech Steering, Brakes, & Suspension ACP, Tech Engine, Transmission, & Rearend CTP, Tech Steering, Brakes, & Suspension CTP, Tech Engine, Transmission, & Rearend MR, Firing Up Street TakeoversNot Worth the Risk, Scotts Hotrods Independent Front Suspension Kit, Ron & Carnock Creations Built 1950 Studebaker, Sacramento Autorama 2023 Custom dElegance Winner, 1st West Coast Challenge Series Crowns Winner At Sacramento Autorama, Sacramento Autorama 2023: The Best Of The Cal Expo Car Show, Parting Shot Larry Wood, Designer of Hot Wheels Cars, Hot Rodder, and Now Inductee to the Automotive Hall of Fame, How Do You Diagnose a Charging System Problem, Tri-Five of the Year: Langes 1956 Chevy 210, Adding Stainless Steel Trim To The Ford Phaetons Old Dashboard, Dan Duffys Big Oak Garage Built Bubbletop 1961 Chevy Impala, Triple Crown of Rodding 2022: Best Street Rod Winner, Triple Crown of Rodding: Best Street Machine, Its All Grand National Roadster Show Early Move-In, 2023 Grand National Roadster Show Move-In, 2023 Barrett-Jackson Cup Awarded to a 1969 Pontiac Firebird.