Rare Rides: The Sporty and Very Rare 1991 Mitsubishi Debonair, by AMG (Part I)

Corey Lewis
by Corey Lewis

Today’s Rare Ride is the second attempt Mitsubishi made to build its own full-size executive car for the Japanese Domestic Market. Debonair never moved outside its home market, and always played third fiddle to competition from the likes of Toyota Crown and Nissan Gloria (then a Prince model). Today’s example goes slightly further and adds AMG flavor to the front-drive mix.

There’s a lot of information to cover here, and today we talk about the model’s beginnings.

Mitsubishi introduced the Debonair in 1964 as their first executive flagship sedan. The largest car the company had built prior was the compact class Colt 1000, so Debonair was quite a leap forward. Introduced at the 10th All-Japan Motor Show, it was described as a dignified debut.

Designed by German and former GM designer Hans Bretzner, Debonair was inspired by the 1961 Lincoln Continental. It started out with a 2.0-liter inline-six and progressed eventually to a 2.6-liter inline-four used by some K-car variants. And that engine sharing was a hint at the first Debonair’s longevity: It was popular enough to remain a mainstay in Mitsubishi’s lineup, largely unchanged through 1986. Revised only lightly and just four times throughout its run, by the mid-Eighties Mitsubishi realized modernization was in order.

In 1986, the second Debonair debuted, with a swap to front-drive configuration. In its new format, even the shortest Debonair was longer than the outgoing version. Length determined which of three engines powered the Debonair. The 185-inch model had a 2.0-liter V6, while the 191.5-inch had a 3.0 of six cylinders. The range-topping and longest 197.4-inch version were called Royal 150. It had a supercharged 150 horsepower version of that 2.0-liter V6. The 3.0-liter V6 was Mitsubishi’s 6G72, which you’d know from the Dodge Caravan and Dynasty. The only transmission available was a four-speed automatic. Eventually, the supercharged 2.0 V6 was dropped, as in 1989 a twin-cam 3.0 debuted that upped power from 155 horses to 200.

The change to front-drive and the more pedestrian styling started the decline of the Debonair, and before long Mitsubishi needed to spread the development dollars around a bit. Next time we’ll talk badging and market share.

[Images: Mitsubishi]

Corey Lewis
Corey Lewis

Interested in lots of cars and their various historical contexts. Started writing articles for TTAC in late 2016, when my first posts were QOTDs. From there I started a few new series like Rare Rides, Buy/Drive/Burn, Abandoned History, and most recently Rare Rides Icons. Operating from a home base in Cincinnati, Ohio, a relative auto journalist dead zone. Many of my articles are prompted by something I'll see on social media that sparks my interest and causes me to research. Finding articles and information from the early days of the internet and beyond that covers the little details lost to time: trim packages, color and wheel choices, interior fabrics. Beyond those, I'm fascinated by automotive industry experiments, both failures and successes. Lately I've taken an interest in AI, and generating "what if" type images for car models long dead. Reincarnating a modern Toyota Paseo, Lincoln Mark IX, or Isuzu Trooper through a text prompt is fun. Fun to post them on Twitter too, and watch people overreact. To that end, the social media I use most is Twitter, @CoreyLewis86. I also contribute pieces for Forbes Wheels and Forbes Home.

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  • Caraudiology Caraudiology on Apr 08, 2021

    I recall becoming aware of the Debonair AMG prior to. I believed it 'd be some tuned up Japanese sports sedan comparable to the Lancer Evo, Lotus Omega or the Mercedes 190E 2.13-16 however it appears like I was wrong. Useful short article. I like it.

  • Geozinger Geozinger on Apr 08, 2021

    Where does the AMG connection start? Or did you mean to say A GM Designer connection? I was imagining that short-lived fling between MB and Mitsubishi in the late 90's, early 00's possibly had an earlier precursor. This is a bit confusing.

  • SCE to AUX Figure 160 miles EPA if it came here, minus the usual deductions.It would be a dud in the US market.
  • Analoggrotto EV9 sales are rivalling the Grand Highlander's and this is a super high eATP vehicle with awesome MSRPs. Toyota will need to do more than compete with a brand who has major equity and support from the automotive journalism community. The 3 row game belongs to HMC with the Telluride commanding major marketshare leaps this year even in it's 5th hallowed year of ultra competitive sales.
  • Analoggrotto Probably drives better than Cprescott
  • Doug brockman I havent tried the Honda but my 2023 RAV4 is great. I had a model 20 years ago which. Was way too little
  • Master Baiter The picture is of a hydrogen fuel cell vehicle.
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