An inline-4 cylinder block made of aluminum was developed for K20A, its deck height was 212 mm.
Inside the unit, they installed the 86 mm stroke crankshaft, the size of the pistons is also 86 mm, their height is 30 mm, the length of connecting rods is 139 mm.
All this together provided 2 liters of displacement.
It knows how to use the 12-valve mode to save fuel and the 16-valve mode in case of dynamic driving. The intake valves size is 35 mm, of exhaust valves – 30 mm, and valve stem diameter is 5.5 mm.The camshafts are rotated by a timing chain with the service life longer than 120,000 miles of mileage.
