Nissan's sidevalve engines were based on the

Austin 7 The Austin 7 is an economy car that was produced from 1923 until 1939 in the United Kingdom by Austin. It was nicknamed the "Baby Austin" and was at that time one of the most popular cars produced for the British market and sold well abroad. ...

engine, with which they shared the stroke. The series began with a 495 cc iteration for the 1930 Datson Type 10 and ended with the 860 cc Type 10 engine which was built until 1964 for light commercial vehicles. Later versions were called the B-1, before being replaced in 1957 by the OHV

Nissan C engine The Nissan C-series was an inline-four automobile engine produced in the 1950s and into the 1960s. It displaced 1.0 L (988 cc) and produced 37 hp (27.6 kW) and 47.7 to 49 lb·ft (64.7 to 66.4 Nm). It was a pushrod e ...

that was essentially a de-stroked version of another Austin design this time the BMC B-Series.

DAT 495 cc

The displacement of the original version was kept beneath a half litre since driver's licenses were not required for such cars after a ministerial decision of 1930. The engine was a square design, with a bore and stroke of . Maximum power was at 3700 rpm. ;Applications: *1930-1931 Datson Type 10 *1932 Datsun Type 11

DAT 747 cc

For 1933, the rule regarding drivers' licenses was changed so that cars of up to 750 cc could be driven without a license. Accordingly, Datsun modified their engine which now displaced from a bore and stroke of . These dimensions are exactly the same as those of the

. It produced at 3000 rpm, although this later increased to . *1933-1934 Datsun Type 12 *1934-1935

Datsun Type 13 The 1934 Datsun Type 13 was a small car produced by Nissan Motor Co., Ltd. Introduced in July 1934, it remained in production until March 1935 after its replacement, the Type 14, was introduced in February 1935. The Type 13 was basically similar ...

/13T

Type 7

This engine is a flat-head side valve

automobile A car or automobile is a motor vehicle with Wheel, wheels. Most definitions of ''cars'' say that they run primarily on roads, Car seat, seat one to eight people, have four wheels, and mainly transport private transport#Personal transport, pe ...

engine, a supposedly new design which was slightly smaller but also slightly more powerful than the earlier DAT engine. Bore and stroke were nearly the same as for the earlier version, at . Power is ; in 1936 the engine was upgraded to produce . Postwar cars again claimed at 3600 rpm. ;Applications: * 1935-1936

Datsun Type 14 The Datsun Type 14 was a small Japanese car introduced in February 1935 and built until 1936. It had a sidevalve engine and was offered in several body styles. According to Britain's National Motor Museum at Beaulieu, the Type 14 "marked the birt ...

/14T * 1936-1937

Datsun Type 15 The Datsun Type 15 was a small car produced in Japan in the 1930s. It had a side valve engine and was offered in several body styles. Design The Datsun 15 was mechanically very similar to the preceding Datsun Type 14. The Type 7 engine was reta ...

* 1936-1938 Datsun Type 15T * 1937-1938 Datsun Type 16 * 1938-?

Datsun Type 17 The Datsun Type 17 is a small car produced in Japan in the 1930s. It was the last in a line of Datsun small cars produced before Nissan's resources were diverted to military materials for the Second Sino-Japanese War. Design The Datsun 17 was al ...

* 1938-? Datsun Type 17T * 1946 Datsun 1121 * 1947-1949 Datsun 2124 * 1947-1948

Datsun DA The Datsun DA was a small automobile produced by Nissan and sold under the Datsun brand as Nissan's first post-war passenger car. The DA was introduced in November 1947, a direct result of the occupying Allied command once again allowing producti ...

* 1949

Datsun 3135 The Datsun Truck is a compact pickup truck made by Nissan in Japan from 1955 through 1997. It was originally sold under the Datsun brand, but this was switched to Nissan in 1983. It was replaced in 1997 by the Frontier and Navara. In Japan, it ...

* 1949-1950 Datsun DB-2/DW-2 * 1950 Datsun DS * 1950-1951 Datsun 4146 Truck * 1951-1952 Datsun DS-2 Thrift * 1951-1953 Datsun DB-4/DW-4/DV-4 * 1951-1953 Datsun 5147 Truck * 1952-1953 Datsun DS-4 Thrift

Type 10

The Datsun Type 10 engine was a engine is a flat-head side valve

engine produced from 1952 through 1964. Bore and stroke was in the

undersquare In a reciprocating piston engine, the stroke ratio, defined by either bore/stroke ratio or stroke/bore ratio, is a term to describe the ratio between cylinder bore diameter and piston stroke length. This can be used for either an internal co ...

British British may refer to: Peoples, culture, and language * British people, nationals or natives of the United Kingdom, British Overseas Territories, and Crown Dependencies. ** Britishness, the British identity and common culture * British English, ...

style. Later on, the engine's name was abbreviated to D-10. Output was originally for the DC-3, but this increased to at 4000 rpm and at 2400 rpm in 1953 thanks to an increased compression ratio of 6.5:1. The engine used a single

carburetor 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 ...

. This engine was called the B-1 when installed in the 1958-1964 Datsun Cabstar; this version produces at 5200 rpm. ;Applications: * 1952

Datsun DC-3 The Datsun DC-3 was a lightweight automobile produced by Nissan and sold under the Datsun brand in 1952. The series was a predecessor to the Fairlady sports cars, and succeeded the pre-war Road Star. It was powered by the 860 cc Nissan D ...

* 1953–1954 Datsun 6147 Truck * 1953–1954 Datsun DB-5/DV-5 * 1953–1954 Datsun DS-5 Thrift * 1954 Datsun DB-6 * 1954 Datsun DS-6 Convar * 1955 Datsun 110 * 1955 Datsun 120 * 1956 Datsun 112 * 1956 Datsun 122 * 1956–1957 Datsun 113 * 1956-1957 Datsun 123 * 1957-1958 Datsun 124 Truck * 1958 Datsun 114 * 1958–1959 Datsun 115 * 1958-1961 Datsun Cabstar A20 (B-1) * 1959-1960 Datsun 125 Truck (B-1) * 1960-? Datsun 126 Truck (B-1) * 1961-1964 Datsun Cabstar A120 & A121 (B-1)

References

Sidevalve A flathead engine, also known as a sidevalve engine''American Rodder'', 6/94, pp.45 & 93. or valve-in-block engine is an internal combustion engine with its poppet valves contained within the engine block, instead of in the cylinder head, as ...

{{Automotive-part-stub Straight-four engines Gasoline engines by model

DAT 495 cc

DAT 747 cc

Type 7

Type 10

See also

References