# Argo JM19

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The **Argo JM19**, and its derivatives/evolutions, the **Argo JM19C**, and the **Argo JM19D**, are a series of [IMSA GTP Lights](/source/IMSA_GTP_Championship)/[Group C2](/source/Group_C) [sports prototype](/source/Sports_prototype), designed, developed, and built by British constructor [Argo Racing Cars](/source/Argo_Racing_Cars), for the [IMSA GT Championship](/source/IMSA_GT_Championship), introduced in 1985.[2] Its use in [sports car racing](/source/Sports_car_racing) continued into the early 1990s. It won a total of 7 races, and scored a total of 21 podium finishes. It was powered by a number of different engines, including a [Mazda 13B rotary engine](/source/Mazda_Wankel_engine#13B), a [Buick V6 turbo engine](/source/Buick_V6_engine),[3] a [Ferrari V8 engine](/source/Ferrari_Dino_engine#V8), and even a [Ford](/source/Ford_Motor_Company)-[Cosworth DFL](/source/Cosworth_DFV#DFL) [V8](/source/V8_engine) [Formula One-derived engine](/source/Formula_One_engine).[4] It did, however, find most of its success when equipped with the Mazda-powered [Wankel rotary engines](/source/Wankel_engine).[5][6][7][8][9]

## List of Engines used

Engine Make Engine Model Engine Type Displacement Horsepower Torque ref Buick Indy V6 2,990 cubic centimetres (182.5 cubic inches) 420 horsepower (313 kilowatts) 500 newton-metres (369 pound-feet) [10][11] Chevrolet 350 V8 5,733 cubic centimetres (349.8 cubic inches) 574 horsepower (428 kilowatts) 746 newton-metres (550 pound-feet) [12][13] Ferrari Dino 2.9 2,927 cubic centimetres (178.6 cubic inches) 510 horsepower (380 kilowatts) 490 newton-metres (361 pound-feet) [12] Ford-Cosworth DFV 2,993 cubic centimetres (182.6 cubic inches) 500 horsepower (373 kilowatts) 380 newton-metres (280 pound-feet) [10] DFL 3,955 cubic centimetres (241.3 cubic inches) 700 horsepower (522 kilowatts) 691 newton-metres (510 pound-feet) [10][14] Judd KV 3,000 cubic centimetres (183.1 cubic inches) 520 horsepower (388 kilowatts) 410 newton-metres (302 pound-feet) [15][16] Mazda 13J 2 Rotor 1,308 cubic centimetres (79.8 cubic inches) 325 horsepower (242 kilowatts) 375 newton-metres (277 pound-feet) [10][17] Motori Moderni 615-90 V6 1,981 cubic centimetres (120.9 cubic inches) 780 horsepower (582 kilowatts) 710 newton-metres (524 pound-feet) [12] Porsche Type 930 F6 2,993 cubic centimetres (182.6 cubic inches) 465 horsepower (347 kilowatts) 400 newton-metres (295 pound-feet) [18] Zakspeed L4-1850 I4 1,850 cubic centimetres (112.9 cubic inches) 500 horsepower (373 kilowatts) 400 newton-metres (295 pound-feet) [10][19]

## References

1. ["1985 Argo JM19 Mazda Specifications"](https://www.ultimatecarpage.com//spec/6917/Argo-JM19-Mazda.html). *Ultimatecarpage.com*

1. ["1985 Argo JM19 Mazda - Images, Specifications and Information"](https://www.ultimatecarpage.com/car/6917/Argo-JM19-Mazda.html). *Ultimatecarpage.com*

1. ["Argo JM19 Buick"](https://www.ultimatecarpage.com/car/6583/Argo-JM19-Buick.html). Retrieved 20 June 2022.

1. ["Argo JM19C Cosworth"](https://www.ultimatecarpage.com/car/6584/Argo-JM19C-Cosworth.html). Retrieved 20 June 2022.

1. Fuller, Michael J. & Martin, J. A. [*Inside IMSA's Legendary GTP Race Cars*](https://books.google.com/books?id=tPnXCAmIKwEC&dq=argo+jm19+specs&pg=PA94). MotorBooks International. ISBN 9781610590495. – via Google Books.

1. ["Argo JM19C"](https://www.racingsportscars.com/suffix/Argo/JM19/C.html). Retrieved 20 June 2022.

1. ["Argo JM19D"](https://www.racingsportscars.com/suffix/Argo/JM19/D.html). Retrieved 20 June 2022.

1. ["Argo JM19"](https://www.racingsportscars.com/type/Argo/JM19.html). Retrieved 20 June 2022.

1. ["Argo JM19D Group C2"](https://racecarsdirect.com/Advert/Details/76315/argo-jm19d-group-c2). *racecarsdirect.com*. 3 July 2023.

1. ["argo JM19 - Complete Archive - Racing Sports Cars"](https://www.racingsportscars.com/type/archive/argo/JM19.html). *www.racingsportscars.com*. Retrieved 2025-08-31.

1. ["Argo JM19 Buick specs, lap times, performance data"](https://fastestlaps.com/models/argo-jm19-c). *FastestLaps.com*. Retrieved 2025-08-31.

1. ["argo JM19 - Complete Archive (page 4) - Racing Sports Cars"](https://www.racingsportscars.com/type/archive/argo/JM19.html?page=4). *www.racingsportscars.com*. Retrieved 2025-08-31.

1. ["Argo JM19 Chevrolet specs, lap times, performance data"](https://fastestlaps.com/models/argo-jm19-chevrolet). *FastestLaps.com*. Retrieved 2025-08-31.

1. ["Argo JM19 Ford specs, lap times, performance data"](https://fastestlaps.com/models/argo-jm19-d). *FastestLaps.com*. Retrieved 2025-08-31.

1. ["argo JM19 - Complete Archive (page 7) - Racing Sports Cars"](https://www.racingsportscars.com/type/archive/argo/JM19.html?page=7). *www.racingsportscars.com*. Retrieved 2025-08-31.

1. ["Argo JM19 Judd specs, lap times, performance data"](https://fastestlaps.com/models/argo-jm19-judd). *FastestLaps.com*. Retrieved 2025-08-31.

1. ["Argo JM19 Mazda specs, lap times, performance data"](https://fastestlaps.com/models/argo-jm19). *FastestLaps.com*. Retrieved 2025-08-31.

1. ["argo JM19 - Complete Archive (page 2) - Racing Sports Cars"](https://www.racingsportscars.com/type/archive/argo/JM19.html?page=2). *www.racingsportscars.com*. Retrieved 2025-08-31.

1. ["Argo JM19 Zakspeed specs, lap times, performance data"](https://fastestlaps.com/models/argo-jm19-zakspeed). *FastestLaps.com*. Retrieved 2025-08-31.

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Adapted from the Wikipedia article [Argo JM19](https://en.wikipedia.org/wiki/Argo_JM19) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Argo_JM19?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.