The special edition package was only offered with the 420A engine. A unique version of the 2G Eclipse was sold in some European countries. It used a naturally aspirated Mitsubishi 4G63 motor, similar to what was available in the 1G, unique sideview mirrors, and amber. The 4G63 is composed of an cal poly software channel iron engine block and aluminum cylinder head and is equipped with balance shafts for smooth operation. The turbocharged version of the 4G63 (sometimes referred to as the 4G63T) is equipped with a lower compression ratio (7.8 vs. The original 6-bolt design is generally regarded as a stronger engine due the bolt design as well as thicker connecting rods. There were a variety of other misc. differences between the two engines as well. 5 Safety edit The National Highway Traffic Safety Administration (NHTSA. As the width dimension and larger engines were offered to Japanese consumers, it was now regarded as a luxury car, as this generation no longer complied with Japanese Government dimension regulations, and Japanese consumers were liable for annual taxes as a result, which affected sales. The naturally aspirated cars had two different I-4 engines depending on the market they were produced for. The US version engines were producing 140 hp, found only in the RS and GS trims, was a modified version of the Chrysler Neon engine, the 420a, manufactured by. Powertrain edit The basic driveline layout of the Eclipse is a transverse -mounted 4-cylinder Mitsubishi 4G37 or 4G63 engine situated on the left-hand side of the car driving an automatic or manual transmission on the right-hand side. A Mitsubishi vehicle profits from the same repute as the televisions and other electrical goods which bear the name technically sound, a joy to own and technologically advanced. Of course, even the most reliable vehicles will need to be checked up every once in a. The automatic models were rated at 180 hp (130 kW) due to smaller fuel-injectors and turbocharger. model years Eclipse, Talon and Laser did not come with the 420a engine, which was not added until the second generation. These models varied significantly in drivetrains and available options, and.