sentences:  The 1996-2003 TVR Speed Eight engine was used in the Chimera road cars and the Tuscan Challenge racing cars.This engine had an all-aluminium construction, single overhead camshafts, a flat-plane crankshaft and an unusual V-angle of 75 degrees.The first automotive V8 engine to reach production was the 1914-1935 Cadillac L-Head engine introduced in the Type 51.