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The 322 Fireball V8 in a 1956 Buick Century. Buick's first generation V8 was offered from 1953 through 1956; it replaced the Buick straight-eight.While officially called the "Fireball V8" [1] by Buick, it became known by enthusiasts as the "Nailhead" for the unusual vertical alignment of its small-sized valves (Originally it was known to hot-rodders as the "nail valve", because the engine's ...
1953-56 Nailheads have a unique round-shaped bellhousing that looks almost the same as bells for the later 1957-66 Nailhead, but in fact the circular flange is about 1" larger. [ 1 ] [ 2 ] Buick Nailhead, Generation 2 pattern
Buick's 325 hp (242 kW) 401 cu in (6.6 L) "Nailhead" V-8 was initially the only available engine, [11] fitted with dual exhaust as standard equipment, and the turbine drive the only transmission. [12] Base price was $4,333 ($43,645 in 2023 dollars [13]), [10] running upwards of $5,000 delivered with typical options ($50,363 in 2023 dollars [13 ...
The Buick straight-8 engine (Fireball 8) was produced from 1931 to 1953 and sold in Buick automobiles, replacing the Buick Straight-6 engine across the board in all models in 1931. Like many American automobile makers, Buick adopted the straight-eight engine in 1931 as a more powerful alternative to the previous engines.
In 1962 the Wildcat was a Buick Invicta subseries, mating the Invicta's longer full-size two-door hardtop Buick body (known as the "sport coupe", body production code 4647 hardtop only) [2] with a high-performance 325 hp (242 kW) version of the 401 cu in (6.6 L) Nailhead V8, known as the "Wildcat 445" for producing 445 lb⋅ft (603 N⋅m) of torque.
1961–1980 Buick small block V8 (formed the basis of the 1961-1963 Oldsmobile 215 aluminum V8) (now better known as the Rover V8 and also the Buick-based "Dauntless V8" on Jeeps or the Repco V8 Formula One engine based on the Oldsmobile version) 1965–2009 Chevrolet Big-Block V8 (originally "Turbo-Jet")
The chassis is steel tube, painted red. [2] The 1957 Buick nailhead, with it block painted brown and the intricate detailing of red paint, [3] [4] was bored and stroked to 386 cu in (6,330 cc) and equipped with 11:1 compression Jahns pistons, Hilborn injectors, Scheiefer magneto, 1963 Buick cylinder heads, and open headers. [5]
Jeep CJ; Jeep Wagoneer/Grand Wagoneer; Kaiser Jeep was purchased by AMC in 1970. The Buick 350 cu in (5.7 L) V8, AMC 232 I6, and AMC 327, 360 V8 engines in the FSJ Wagoneer and trucks used a 'nailhead' pattern TH400—also known as a "unipattern," as it was used by many other manufacturers (including Rolls-Royce and Jaguar) with an adapter ring—from 1965 to 1972.