Crossplane
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The crossplane or cross-plane is a crankshaft design for piston engines with a 90° angle between the crank throws. The crossplane crankshaft is the most popular configuration used in V8 road cars.
Ford V8 crankshaft
1963 BRM P578 with individual exhaust stacks
This is a modern, less serpentine street version of the crossover exhaust on a Ford GT40.
A NASCAR V8 engine with Tri-Y exhaust
V8 engine
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A V8 engine is an eight-cylinder piston engine in which two banks of four cylinders share a common crankshaft and are arranged in a V configuration.
Crossplane
…described below may not apply to any or all of them and must be considered on a case-by-case basis. The most common crossplane crankshaft for a 90° V8 engine has four crankpins, each serving two cylinders on opposing banks, offset at 90° from the adjacent crankpins. The first and last of the four crank pins…
A first generation Chevrolet small-block V8, manufactured 1954–2003
The AMC V8 engine was manufactured 1956–1991; pictured here, the AMC 390, installed in an AMX
Antoinette 8V in a 1909 Antoinette VII aircraft
Vulcan automobile engine (c. 1919)