Lino Tonti (September 16, 1920 – June 8, 2002) was an Italian

motorcycle A motorcycle (motorbike, bike; uni (if one-wheeled); trike (if three-wheeled); quad (if four-wheeled)) is a lightweight private 1-to-2 passenger personal motor vehicle Steering, steered by a Motorcycle handlebar, handlebar from a saddle-style ...

engineer known for designing a number of

sport Sport is a physical activity or game, often Competition, competitive and organization, organized, that maintains or improves physical ability and skills. Sport may provide enjoyment to participants and entertainment to spectators. The numbe ...

and

racing motorcycle The motorcycle sport of racing (also called moto racing and motorbike racing) includes motorcycle road racing and off-road racing, both either on circuits or open courses, and track racing. Other categories include hill climbs, drag racing an ...

s in the 1950s and 1960s, and for creating his signature 'Tonti frame' for

Moto Guzzi Moto Guzzi () is an Italian motorcycle manufacturer and the oldest European manufacturer in continuous motorcycle production. Established in 1921 in Mandello del Lario, Italy, the company is noted for its historic role in Italy's motorcyclin ...

's 1971 V7 Sport, setting his stamp on all Moto Guzzis since.

Career

Tonti's first job was at Benelli, where he worked on a road-racing

supercharged In an internal combustion engine, a supercharger compresses the intake gas, forcing more air into the engine in order to produce more power for a given displacement. It is a form of forced induction that is mechanically powered (usually by ...

, and then after World War II he went to

Aermacchi Aermacchi was an Italian aircraft manufacturer. Formerly known as Aeronautica Macchi, the company was founded in 1912 by Giulio Macchi at Varese in north-western Lombardy as Nieuport-Macchi, to build Nieuport monoplanes under licence for the It ...

. In 1957 he went to work for Count Giuseppe Boselli at F.B. Mondial, and helped break

MV Agusta MV Agusta (, full name: MV AGUSTA Motor S.p.A., original name: Meccanica Verghera Agusta or MV) is an Italian high end motorcycle manufacturer. It was founded by Domenico Agusta, Count Domenico Agusta on 19 January 1945 as one of the branches of ...

Moto GP Grand Prix motorcycle racing is the highest class of motorcycle road racing events held on road circuits sanctioned by the Fédération Internationale de Motocyclisme (FIM). Independent motorcycle racing events have been held since the start ...

dominance of lightweight

Grand Prix motorcycle racing Grand Prix motorcycle racing is the highest class of motorcycle road racing events held on Road racing, road circuits sanctioned by the Fédération Internationale de Motocyclisme (FIM). Independent motorcycle racing events have been held sin ...

in that year. After Mondial made a secret deal with

Gilera Gilera is an Italian motorcycle manufacturer founded in Arcore in 1909 by Giuseppe Gilera (1887–1971). In 1969, the company was purchased by Piaggio. History Giuseppe Gilera founded his self-named motorcycle company in 1909 (aged 22) near M ...

, Moto Guzzi, and MV Agusta to stop racing at the end of 1957, Tonti went to Bianchi where he designed 250 cc

four-stroke A four-stroke (also four-cycle) engine is an internal combustion (IC) engine in which the piston completes four separate strokes while turning the crankshaft. A stroke refers to the full travel of the piston along the cylinder, in either directio ...

. Lino Tonti joined

in 1967 to replace Carcano. There he developed the V7 Sport and the small-block V50. In the 1970s, Tonti helped his longtime friend Reno Leoni in his efforts to fit

Ducati Ducati Motor Holding S.p.A () is an Italian motorcycle manufacturing company headquartered in Bologna, Italy. History Barely a month after the official liberation of Italy in 1944, SIATA announced its intention to sell this engine, called ...

fork In cutlery or kitchenware, a fork (from 'pitchfork') is a utensil, now usually made of metal, whose long handle terminates in a head that branches into several narrow and often slightly curved tines with which one can spear foods either to h ...

dampers in the Moto Guzzi racer he was campaigning in American

AMA Superbike AMA Superbike Championship is an American motorcycle racing series based in the United States. The series is organized by MotoAmerica and is sanctioned by the American Motorcyclist Association (AMA) as well as the Fédération Internationale de ...

racing.

Linto racing motorcycle

In 1967, Tonti built the Linto Grand Prix racer with his assistant Alcide Biotti. The motorcycle was powered by a pair of 250cc

Harley Davidson Harley may refer to: People * Harley (given name) * Harley (surname) Places * Harley, Ontario, a township in Canada * Harley, Brant County, Ontario, Canada * Harley, Shropshire, England * Harley, South Yorkshire, England * Harley Street, i ...

four-stroke, single-cylinder engines joined. It was a six-speed

pushrod A valvetrain is a mechanical system that controls the operation of the intake and exhaust valves in an internal combustion engine. The intake valves control the flow of air/fuel mixture (or air alone for direct-injected engines) into the combu ...

straight-twin engine A straight-twin engine, also known as an inline-twin, vertical-twin, inline-2, or parallel-twin, is a two-cylinder Reciprocating engine, piston engine whose cylinders are arranged in a line along a common crankshaft. Straight-twin engines are p ...

using the

cylinders A cylinder () has traditionally been a three-dimensional solid, one of the most basic of curvilinear geometric shapes. In elementary geometry, it is considered a prism with a circle as its base. A cylinder may also be defined as an infinite ...

and heads from Aermacchi's horizontal

single Single may refer to: Arts, entertainment, and media * Single (music), a song release Songs * "Single" (Natasha Bedingfield song), 2004 * "Single" (New Kids on the Block and Ne-Yo song), 2008 * "Single" (William Wei song), 2016 * "Single", by ...

DS racer, combined with a new

crankcase A crankcase is the housing in a reciprocating engine, piston engine that surrounds the crankshaft. In most modern engines, the crankcase is integrated into the engine block. Two-stroke engines typically use a crankcase-compression design, res ...

. The machine attained fourth place in the 1968 championship, and placed second in

1969 1969 ( MCMLXIX) was a common year starting on Wednesday of the Gregorian calendar, the 1969th year of the Common Era (CE) and ''Anno Domini'' (AD) designations, the 969th year of the 2nd millennium, the 69th year of the 20th century, and the ...

, and continued to make appearances against more powerful two-strokes in

1970 Events January * January 1 – Unix time epoch reached at 00:00:00 UTC. * January 5 – The 7.1 1970 Tonghai earthquake, Tonghai earthquake shakes Tonghai County, Yunnan province, China, with a maximum Mercalli intensity scale, Mercalli ...

1971 * The year 1971 had three partial solar eclipses (Solar eclipse of February 25, 1971, February 25, Solar eclipse of July 22, 1971, July 22 and Solar eclipse of August 20, 1971, August 20) and two total lunar eclipses (February 1971 lunar eclip ...

and

1972 Within the context of Coordinated Universal Time (UTC) it was the longest year ever, as two leap seconds were added during this 366-day year, an event which has not since been repeated. (If its start and end are defined using Solar time, ...

Notes

{{DEFAULTSORT:Tonti, Lino 1920 births 2002 deaths People from the Province of Ravenna Italian motorcycle designers Moto Guzzi designers