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Mazda RX7 Gen 1: Carsguide Car of the Week

  • By Rod Halligan
  • Carsguide

Mazda RX-7 Gen 1: Carsguide Car of the Week

The first series Mazda RX-7 was a milestone car for both Mazda and the general car buying public.

Launched in 1978 it was a key car in changing the public’s perception of Japanese car manufacturers from builders of cheap bargain boxes to builders of quality affordable and accessible performance cars for the everyman. For Mazda it basically saved them.

Before the RX-7, Mazda were having a difficult time in the American market as their whole strategy was tied to the Wankel rotary engine _ which had built a reputation for a poor fuel economy to power ratio. Fuel economy was coming to the fore as a priority for the buying public. The early 70s was a time of OPEC-introduced fuel shortages and the start of stringent emission controls.

Mazda required a breakthrough car, and with the RX-7 they got it 100 per cent right. It was a significant hit in both the American and Australian markets. Leading motoring journalists were unanimous in their praise for the revolutionary sportscar. The RX-7 won numerous awards and was named by Road and Track magazine in their 10 Best Cars for a Changed World and 10 Best Cars of the 80s lists. It also made Car and Driver’s list of Top 10 cars five times.

RX-7 development commenced in 1975 at the instruction of Mazda board member Sinpei Hanoka. The brief was for a small lightweight two-seater sportscar with a chassis specifically designed around the compact Wankel engine. This project would be Mazda’s third attempt at a halo sportscar. The first was the Cosmo, was a limited production hand built classic. The second was a failed attempt to build a two-seater from a shared sedan chassis, a project that was abandoned in 1973.

In March 1978 the production RX-7 was introduced to the international motoring press at Hiroshama, Japan. It was a hit and press coverage was full of praise for Mazda.

The advance press and excellent coverage in Australian magazines converted into sales for Mazda here. Australian, along with America, seemed to like everything about the car. Curiously, it was not as successful in England or the rest of Europe.

Drivers loved its road manners and performance. Handling was universally praised and few significant problems were ever reported. In September 1982, Road and Track surveyed 200 owners and their summation was “when it comes to performance, handling and reliability, the RX7 offers more fun per dollar than any other sportscar”. The same holds true today, with current market prices between $5,000-15, 000.

The RX-7 also had a very successful race career here with Allan Moffat.  In 1982 he won the Lakeside and Surfers Paradise rounds of the Australian Endurance Championship. In 1983 he won the Calder Park, Wanneroo, Surfers and Oran Park to take the Championship. He also won the Sandown 500 race and got two thirds and a second in the Bathurst 1000 between 1982 and 1984.

Mazda RX-7 1st Generation

Built: 1979 to 1985
No. Built: 471,018

Series 1 – 1979-80
Series 2 – 1981-83
Series 3 – 1984-85

Engine: 12a - 1.1L, 2 rotor 109 kW naturally aspirated

Transmission(s): 4-speed automatic, 5-speed manual

Dimensions

Wheelbase: 2420 mm
Length: 4285 mm
Width: 1689 mm
Height: 1260 mm
Curb weight: 1,191 kg - 1,393 kg

Fuel consumption (city) - 13 km/litre
Fuel consumption (highway) - 8 km/litre

Comments on this story

Displaying 3 of 18 comments

  • I had a girlfriend whose brother in law had a RX-2 then an RX-7 with a stainless steel exhaust - gorgeous sound when he wrung it out. As you said Garry, care for it and it lasts for ages. Eventually he had the engine peripheral ported and it went like a rocket, revved to high heaven, drank a bit too!

    garry of SF Posted on 26 October 2011 3:17pm
  • It still amazes me how polarizing the rotary engine is! If the v8 is the pinnacle of engine production, why do people like Toni R feel the need to attack so hard? Feeling some sort of threatened maybe? Shown up by the "egg beaters?"

    Howard James of Newcastle Posted on 18 October 2011 10:26pm
  • Munch mumch eggbeaters for lunch you mean Alfonze. Moffat in the Rx7 couldn't beat the V8's. It was Ford that saved Mazda from oblivion, not the rotary engine. The Germans gave up on the rotary, that's how bad the no torque thirsty egg beaters are.

    Tony R of Aus Posted on 17 October 2011 3:58am
  • I have series 3 rx7 and two series 4 rx7s! The latter are both turbos one a really modded convertible and a mildly modded coupe! I love driving them all! The s3 has that old school feel with a BP 12a! The other two are ridiculously fast and can break traction in all first three gears! I love rotors and if you maintain them as in regular oil changes and DON'T OVERHEAT them!! Take care and expect 150-200,000ks from a turbo and over 200,000 for a non turbo!! Also very crucial to warm them up and cool them down properly! ie: 15 minutes in the morning! And let the turbo cool down after a caning! A turbo timer works well! Not so important to cool down with h2o cooled turbo BUT crucial if only oil cooled! Can't do harm either way! I do it regardless! And only use rotary approved synthetic oil otherwise only use mineral oil if unsure! Royal purple is probably the best (and only) synthetic oil I'll use!

    Garry drennan (rotorboy68) of Canberra Posted on 19 September 2011 4:14pm
  • I have a 1979 from new still has original gearbox and diff bearings have not been replaced on our second engine totally stock with peeshooter exhuast getting new exhaust before our trip to South Australia .will bury this baby with me!

    peter rogers of victoria Posted on 20 July 2011 10:57pm
  • Maddest car ever made! iv just rebuilt ground up and installed a 13bt s5 motor in my very rare s3 LTD Finale #10, there was only 10 of these in Aus and this one being the last s3 sold in aus, the paperwork states it was first brought on the 16/03/1986 from James Mason motors at Brookvale nsw.

    ronnie of ipswich QLD Posted on 12 November 2010 12:47am
  • I currently own a series 5 RX-7 and it is the best and most enjoyable car ive ever driven! I love it.

    Julian Walrus of Walrusville Posted on 02 September 2010 9:27am
  • I own a 1980 rx7 fantastic car . Mint condition after 30 years only now rebuilding engine . Modifying engine to 13b cannot find 12a parts new extractors and sports exhaust upgrade as well . Hope this new upgrade gives me many more years of fun . Everywhere I go people will still be blown away by the old man and his old dream machine . If they still can catch me.

    staci k of adelaide Posted on 01 August 2010 10:05pm
  • A well looked after series 1 alex can fetch $5000-$8000, of course it will totally depend on condition, there's a few cheap ones around but most are getting more expensive. I own a series 2 myself, I love driving it, and currently putting in a newer turbo motor, its going to be fun once its all finished.

    Lyall J of Toowoomba Posted on 20 June 2010 3:58am
  • hey how much would a 1979 classic be worth smile

    Alex Hatch of Canberra Posted on 21 March 2010 1:51pm
  • hi can series 2 use premium petrol 98 oct

    MY LITTLE MAN Posted on 08 November 2009 9:54pm
  • Beautiful car has a timeless shape ive lost count on how many times ive sat there staring at it never gets old..I got a series 2 with a series 5 mildported 13b turbo in mine so i can give it to these new cars on the road that never gets old either lol

    Lee n of Syney Posted on 08 July 2009 2:12am
  • Obviously did a lot of good things for Mazda - I'm the proud owner of a fabulous new Mazda2, and it goes to show just how good even the entry-level Mazdas have become, thanks to the RX-7 saving the brand! Hopefully, one day, I'll get a chance to own one...

    Kieran of Brisbane Posted on 03 June 2009 11:18am
  • I also own a glorious series 3, and will do my best to maintain its heritage. One of the smoothest cars/engines on a freeway.

    Andrew of Sydney Posted on 02 June 2009 9:34pm
  • sweet little beast. i've got a series 3 with a blown motor. still cant bring myself to get rid of it.

    luke stafford of philip island Posted on 01 June 2009 11:02pm
  • i would luv to see a nu rx7 lap tha v8s at bathurst (munch munch v8s for lunch)brap brap brap !

    alfonze watson of hunter Posted on 01 June 2009 8:17pm
  • One more comment: its not mentioned specifically in the article - Allan Moffat won the Australian Touring Car Championship with the RX-7 in 1983. Thats right, the same championship we now see as V8 Supercars! Can you imagine a rotary winning the Australian Touring Car Championship now? A man can dream!

    David V of Sydney Posted on 29 May 2009 9:54pm
  • What a surprise to see my favourite car reviewed as car of the week! I am the proud owner of a 1982 RX-7, and always will be! Go rotary power!

    David V of Sydney Posted on 29 May 2009 9:50pm
Read all 18 comments

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