The Saab Formula Junior was a

car A car or automobile is a motor vehicle with wheels. Most definitions of ''cars'' say that they run primarily on roads, seat one to eight people, have four wheels, and mainly transport people instead of goods. The year 1886 is regarded as t ...

built in 1960 by the

Swedish Swedish or ' may refer to: Anything from or related to Sweden, a country in Northern Europe. Or, specifically: * Swedish language, a North Germanic language spoken primarily in Sweden and Finland ** Swedish alphabet, the official alphabet used b ...

car maker

Saab Saab or SAAB may refer to: Brands and enterprises * Saab Group, a Swedish aerospace and defence company, formerly known as SAAB, and later as Saab AB ** Datasaab, a former computer company, started as spin off from Saab AB * Saab Automobile, a fo ...

. In 1960, the

Saab 93 The Saab 93 (pronounced ''ninety-three'') is the second production automobile that was manufactured by Saab. Styled by Sixten Sason, it was first presented on December 1, 1955. The 93 was powered by a longitudinally-mounted three-cylinder 748&n ...

F was being replaced by the

Saab 96 The Saab 96 is an automobile manufactured and marketed by Saab from 1960 to January 1980, replacing the 93. The 96 featured aerodynamic two-door bodywork, four-passenger seating and at first a two-stroke, three-cylinder engine, later a four-stro ...

and a new 841 cc

engine An engine or motor is a machine designed to convert one or more forms of energy into mechanical energy. Available energy sources include potential energy (e.g. energy of the Earth's gravitational field as exploited in hydroelectric power ...

was developed. The competition and testing departments of Saab did not want to see any series produced sports engines with the new size until they had a chance to try some new ideas. These ideas led to the creation of these

Formula Junior Formula Junior is an open wheel formula racing class first adopted in October 1958 by the CSI (''International Sporting Commission'', the part of the FIA that then regulated motorsports). The class was intended to provide an entry level cla ...

race cars with which Saab surprised the motor racing world in the late autumn of 1960. The cars first showed up at the

Gelleråsen Karlskoga Motorstadion, also known as Gelleråsen Arena, is the oldest permanent motorsport race track in Sweden. The circuit is located north of Karlskoga. The layout is such that the whole track can be seen from all spectator areas. It is c ...

racetrack at

Karlskoga Karlskoga () is a locality and the seat of Karlskoga Municipality, Sweden. Located within Örebro County, 45 km (28 mi) west of Örebro, and 10 km (6 mi) north of Degerfors. With a 2020 population of 27,386 distributed over 10.55 square miles ...

and then at the Eläintarhanajot race in

Helsinki Helsinki ( or ; ; sv, Helsingfors, ) is the Capital city, capital, primate city, primate, and List of cities and towns in Finland, most populous city of Finland. Located on the shore of the Gulf of Finland, it is the seat of the region of U ...

(

Finland Finland ( fi, Suomi ; sv, Finland ), officially the Republic of Finland (; ), is a Nordic country in Northern Europe. It shares land borders with Sweden to the northwest, Norway to the north, and Russia to the east, with the Gulf of Bo ...

), in 1961, finishing 4th and 5th. The body design was unusual. Instead of using a multi-tubular

spaceframe In architecture and structural engineering, a space frame or space structure ( 3D truss) is a rigid, lightweight, truss-like structure constructed from interlocking struts in a geometric pattern. Space frames can be used to span large areas with ...

chassis like other ''Formula Junior'' cars, Saab chose to construct an advanced

aluminium Aluminium (aluminum in AmE, American and CanE, Canadian English) is a chemical element with the Symbol (chemistry), symbol Al and atomic number 13. Aluminium has a density lower than those of other common metals, at approximately o ...

monocoque Monocoque ( ), also called structural skin, is a structural system in which loads are supported by an object's external skin, in a manner similar to an egg shell. The word ''monocoque'' is a French term for "single shell". First used for boats, ...

car, with a

plastic Plastics are a wide range of synthetic or semi-synthetic materials that use polymers as a main ingredient. Their plasticity makes it possible for plastics to be moulded, extruded or pressed into solid objects of various shapes. This adaptab ...

nose-cone. The

fibreglass Fiberglass (American English) or fibreglass (Commonwealth English) is a common type of fiber-reinforced plastic using glass fiber. The fibers may be randomly arranged, flattened into a sheet called a chopped strand mat, or woven into glass clot ...

nose protected a 'bored-out' horizontal 950 cc three cylinder

two stroke A two-stroke (or two-stroke cycle) engine is a type of internal combustion engine that completes a power cycle with two strokes (up and down movements) of the piston during one power cycle, this power cycle being completed in one revolution of t ...

engine, with two dual

Solex Solex may refer to: * Solex (musician), Dutch musician * Solex Carburetor, a French manufacturer of carburetors and the powered bicycle VéloSoleX * Solex College, a former private for-profit college in Chicago, Illinois * Solex Unit, a fictional ...

carburettor A carburetor (also spelled carburettor) is a device used by an internal combustion engine to control and mix air and fuel entering the engine. The primary method of adding fuel to the intake air is through the venturi tube in the main meteri ...

s developing some 95

bhp BHP Group Limited (formerly known as BHP Billiton) is an Australian multinational mining, metals, natural gas petroleum public company that is headquartered in Melbourne, Victoria, Australia. The Broken Hill Proprietary Company was founded ...

- (one of the carburettors was cut in half, thus providing three chokes — one for each of the three cylinders). There was a cross-flow

radiator Radiators are heat exchangers used to transfer thermal energy from one medium to another for the purpose of cooling and heating. The majority of radiators are constructed to function in cars, buildings, and electronics. A radiator is always a ...

, for cooling. The

suspension Suspension or suspended may refer to: Science and engineering * Suspension (topology), in mathematics * Suspension (dynamical systems), in mathematics * Suspension of a ring, in mathematics * Suspension (chemistry), small solid particles suspen ...

was purpose-built, incorporating a unique type of tensile spring. The cars did not do very well in races, due to their cornering ability and their relatively low-powered engine (the later regulations allowed up to 1100 cc engines). Nonetheless, two first places and a track record ( Stockholm) were achieved. The 70%-30% front-rear weight distribution created pronounced

understeer Understeer and oversteer are vehicle dynamics terms used to describe the sensitivity of a vehicle to steering. Oversteer is what occurs when a car turns (steers) by more than the amount commanded by the driver. Conversely, understeer is what occ ...

. This was only partially overcome by designing the rear suspension to encourage the inside rear wheel to lift during cornering. Only two cars were built, as later regulations made them even less competitive. They were retired at the end of the 1961 racing season. History records them as having fulfilled an important developmental role for Saab's competition department. The cars appeared in typical

livery of blue and yellow. The drivers were Gösta Karlsson, Carl-Magnus Skogh and

Erik Carlsson Erik Hilding Carlsson (5 March 1929 – 27 May 2015) was a Swedish rally driver for Saab. He was nicknamed "''Carlsson på taket''" ("Carlsson on the roof" in reference to Astrid Lindgren's children's book character) as well as ''Mr. Saab'' ...

Sources

* ''The Saab Way'' by

Gunnar A. Sjögren Gunnar A. Sjögren ("GAS"; 1920–1996) was a Swedish engineer who worked for Saab Automobile and the author of ''The SAAB Way - the first 35 years of Saab cars, 1949–1984''. Biography Born in Stockholm in 1920, he spent his youth in the nort ...

Front-wheel-drive vehicles Formula Junior cars {{Classicpow-auto-stub