Complex sentence: The "mid-sized" six saw longer service with production ceasing after some 20 years in 1971 fitted to the W108 280SE in M130E (130.980) fuel injected guise and in M130V carburetted form in the lower powered 280S and the smaller W114 250/8 (2.8).
Split into simpler sentences: The "mid-sized" six saw longer service with production ceasing after some 20 years in 1971. Its last home was fitted to the W108 280SE in M130E (130.980) fuel injected guise, and in M130V carburetted form, in the lower powered 280S and the smaller W114 250/8 (2.8).