Curbside Classic Archives
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American Brands: GM 
American Brands: Ford 
American Brands: Chrysler 
American Brands: AMC, Jeep and All Others 
Automotive Histories and Misc. 
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Design 
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Engines, Transmissions and other Tech 
Tractors, Lawn Mowers, Off-Road Equipment 
RVs, Motorhomes, Trailers, Campers Privacy
DOHC Archive
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The History of The Curious F-Head Engine
Posted on April 24, 2025 | 85 Comments(first posted 9/2/2013) The recent Jeep FC-150 and Jeep Commando CC with their Hurricane Four engine that featured an F-head (Intake Over Exhaust – “IOE”) cylinder head gave me […] -
Engine History: Alfa Romeo Twin Cam Four – A Pioneer, And As Beautiful As The Cars It Powered
Posted on December 1, 2023 | 60 Comments(first posted 12/1/2013) Alfa has always been known and loved for their engines as well as all the rest of their seductive qualities. Perhaps even more so than the others, […]
![The History of The Curious F-Head Engine (first posted 9/2/2013) The recent Jeep FC-150 and Jeep Commando CC with their Hurricane Four engine that featured an F-head (Intake Over Exhaust – “IOE”) cylinder head gave me […]](https://i0.wp.com/www.curbsideclassic.com/wp-content/uploads/2011/02/F-Head-Rover-P4.jpg?resize=115%2C115&quality=75&ssl=1)
![Engine History: Alfa Romeo Twin Cam Four – A Pioneer, And As Beautiful As The Cars It Powered (first posted 12/1/2013) Alfa has always been known and loved for their engines as well as all the rest of their seductive qualities. Perhaps even more so than the others, […]](https://i0.wp.com/www.curbsideclassic.com/wp-content/uploads/2011/11/CC-124-070-800.jpg?resize=115%2C115&quality=75&ssl=1)


