Prince G engine
Encyclopedia
The Prince
G-series engine was the company's only straight-4
and straight-6
which began production in 1955. A number of variations were made, with both OHV
and OHC heads. The G series was used in the Skyline
, the Laurel
and the Gloria
from the 1950s to the early 1970s.
Note that, prior to its merger with Prince, Nissan also made a G series of engines. These are unrelated engines and are documented at the Nissan G engine
page.
The source of the listed information is the corresponding article at Japanese Wikipedia.
1959 improvement on the GA30
Applications:
Was used on the 1961 Skyline 1900 Deluxe (BLSID-3), and was used in the Skyline "Super Shark" (BLRA-3 & R21B), was also used on the 1957 Skyway
delivery van.
, though this is probably coincidental. This engine was also an OHV
design and power output was similar to the Nissan G at 73 hp and 87 lbft .
Applications:
Applications:
engine was not related to the Prince engine; the Nissan version was OHV and slightly smaller displacement.
Applications:
3 mm (0.118110236220472 in) bore increase of the G-15 engine, increased to a 1.6 L and used on the Skyline (C110).
A major mechanical change in 1975 and was replaced by the Nissan L16 engine.
The G-18 was a 1.8 L (1815 cc/110 in³) variant. Its 85 mm (3.3 in) bore was the largest in the range, and the 80 mm (3.1 in) stroke gave it good oversquare dimensions. It was an SOHC cross flow cylinder head design like the G-15 and produced 105 hp and 108.5 lbft.
This engine was discontinued in 1975 due to tightening emission regulations and replaced with the L18
.
Applications:
Twin Barrel single Carburetor
SU Twin Carburetor regular gasoline
SU Twin Carburetor high octane gasoline
This engine was only used in the C30 & C130 Laurel
, and was discontinued in 1975 due to tightening emission regulations and replaced with the L26
engine.
version of the G family in their famous Skyline
cars. All of the Prince engines used single overhead cam heads.
version displacing 2.0 L (1988 cc/121 in³). It was the engine of the GT-model Prince Skylines and was an OHC engine unlike the mainly-OHV family that spawned it. Bore and stroke were square at 75 mm (3 in) and power output varied with the carburetor equipped. Plain versions featured a 2 barrel carb and 8.8:1 for 106 hp and 116 lbft, while the 1965 Skyline GT-B used 3 Weber
2 barrel carbs and 9.3:1 compression for 127 hp and 123 lbft.
Applications:
An improvement on the G7 using a cross-flow cylinder head and was converted into racing use during 1965 - 1966 in the S54 Skyline GT used for racing. Was not commercially available.
Racing engine used in the Prince R380
, based on the G7 engine. Used 4 valves per cylinders and DOHC, used 3 Weber carburetor
s model 40DCOE-18, producing a claimed 200 hp.
OHC version, displacing 2.5 L (2494 cc/152 in³). Bore was up to 84 mm (3.3 in) like the G-2 4-cylinder, while stroke remained at 75 mm (3 in) as on the G-7. Power output with a 4 barrel carburetor was 134 hp with 144 lbft of torque.
Applications:
Prince Motor Company
Prince Motor Company was a Japanese automobile manufacturer from 1952 until its merger with Nissan in 1966. Prince began as the Tachikawa Aircraft Company, a producer of the famous Japanese Zero fighter planes used in WWII...
G-series engine was the company's only straight-4
Straight-4
The inline-four engine or straight-four engine is an internal combustion engine with all four cylinders mounted in a straight line, or plane along the crankcase. The single bank of cylinders may be oriented in either a vertical or an inclined plane with all the pistons driving a common crankshaft....
and straight-6
Straight-6
The straight-six engine or inline-six engine is a six-cylinder internal combustion engine with all six cylinders mounted in a straight line along the crankcase...
which began production in 1955. A number of variations were made, with both OHV
Overhead valve
An overhead valve engine, also informally called pushrod engine or I-head engine, is a type of piston engine that places the camshaft within the cylinder block , and uses pushrods or rods to actuate rocker arms above the cylinder...
and OHC heads. The G series was used in the Skyline
Nissan Skyline
The first Skyline was introduced in April 1957, by the Prince Motor Company, and was marketed as a luxury car. It featured a 1.5 L GA-30 engine producing 44 kW @ 4400 rpm. It used a de Dion tube rear suspension and was capable of 140 km/h . The car weighed around 1300 kg...
, the Laurel
Nissan Laurel
In April 1968 Nissan presented its new Laurel in four-door deLuxe and Super deLuxe versions, both equipped with a 1.8 L inline-four cylinder engine and independent rear suspension. In summer 1970 a hardtop coupé joined the line-up, one year later a 2000 cc engine became available...
and the Gloria
Nissan Gloria
The Gloria is a large luxury car made from 1959 by the Prince Motor Company, and later by Nissan Motors since its merger with the former - hence being originally marketed as Prince Gloria and later as Nissan Gloria...
from the 1950s to the early 1970s.
Note that, prior to its merger with Prince, Nissan also made a G series of engines. These are unrelated engines and are documented at the Nissan G engine
Nissan G engine
The Nissan G-series engine was a pushrod engine produced in the 1960s. The G series was used in the Fairlady/Sports 1500 roadster, the Cedric, and Junior. It evolved into the Datsun 1600's "R"/H16 engine....
page.
The source of the listed information is the corresponding article at Japanese Wikipedia.
GA30
1484 cc diameter X stroke: 75 mm (3 in) x 84 mm (3.3 in), OHV- Maximum output (gross) 60 PS @ 4400 rpm
- Maximum torque (gross) 10.75 kgm @ 3200 rpm
- 1955-1957 Prince Skyline ALSIS-1
- 1957-1961 Prince Skyline ALSI-2
GA4
1484 cc diameter X stroke: 75 mm (3 in) x 84 mm (3.3 in), OHV- Maximum output (gross) 70 PS @ 4800 rpm
- Maximum torque (gross) 11.75 kgm @ 3600 rpm
1959 improvement on the GA30
- Mechanical simiarities with engine used in Subaru 1500Subaru 1500The first vehicle built by the automotive division of Fuji Heavy Industries was called the Subaru 1500, with the development code-name of P1. The prototype used a monocoque body structure, with an independent front wishbone suspension and a rear leaf spring suspension with three plates and a live...
Applications:
- 1957-1958 Prince Skyline ALSID-1
- 1957-1958 Prince SkywayPrince SkywayThe Prince Skyway was a commercial delivery van based on the 1957 Prince Skyline type ALSI and later the S50 Skyline, identified with the chassis code ALVG for the first generation, then V51A-I. The Skyway was produced from April 1957 - September 1968...
ALVG - 1959 Prince Skyline ALSID-2
- 1959 Prince Skyway
- 1957 Prince ALPE Truck
GB30
1862 cc diameter X stroke: 84 mm (3.3 in) x 84 mm (3.3 in), OHV- Maximum output (gross) 94 PS @ 4800 rpm
- Maximum torque (gross) 15.6 kgm @ 3600 rpm
- 1958 Prince Skyline Deluxe ALSID
- 1961 Prince Skyline Sport BLRA-3
- 1961 Prince Skyline Sport Convertible
- 1959-1962 Prince Gloria BLSIP-2
GB-4
1862 cc inside diameter x stroke: 84 mm (3.3 in) x 84 mm (3.3 in), OHC- Maximum output (gross) 91 PS @ 4800 rpm
- Maximum torque (gross) 15 kgm @ 3600 rpm
Was used on the 1961 Skyline 1900 Deluxe (BLSID-3), and was used in the Skyline "Super Shark" (BLRA-3 & R21B), was also used on the 1957 Skyway
Prince Skyway
The Prince Skyway was a commercial delivery van based on the 1957 Prince Skyline type ALSI and later the S50 Skyline, identified with the chassis code ALVG for the first generation, then V51A-I. The Skyway was produced from April 1957 - September 1968...
delivery van.
G-1
The Prince G-1 was the improved GA4, and was rated at 1.5 L, but displaced 1.5 L (1484 cc/90 in³) thanks to an entirely different 75 mm (3 in) by 84 mm (3.3 in) bore and stroke. This undersquare arrangement was similar to the designs Nissan licensed from Austin Motor CompanyAustin Motor Company
The Austin Motor Company was a British manufacturer of automobiles. The company was founded in 1905 and merged in 1952 into the British Motor Corporation Ltd. The marque Austin was used until 1987...
, though this is probably coincidental. This engine was also an OHV
Overhead valve
An overhead valve engine, also informally called pushrod engine or I-head engine, is a type of piston engine that places the camshaft within the cylinder block , and uses pushrods or rods to actuate rocker arms above the cylinder...
design and power output was similar to the Nissan G at 73 hp and 87 lbft .
Applications:
- Prince MilerPrince MilerThe Prince Miler is a medium sized pickup truck built by the Prince Motor Company. It remained on the market for four years after the 1966 merger of Nissan Motor Manufacturing Industry and Prince Automotive...
Van ARVF - Prince MilerPrince MilerThe Prince Miler is a medium sized pickup truck built by the Prince Motor Company. It remained on the market for four years after the 1966 merger of Nissan Motor Manufacturing Industry and Prince Automotive...
ARTH - Prince Clipper AQTI
- 1963-1968 Prince Skyline S50
- 1963-1968 Prince Skyway V51 (renamed as "Nissan Prince Skyline Van" in 1966 after the merger with NissanNissan Motors, usually shortened to Nissan , is a multinational automaker headquartered in Japan. It was a core member of the Nissan Group, but has become more independent after its restructuring under Carlos Ghosn ....
) - 1964-1967 Prince MilerPrince MilerThe Prince Miler is a medium sized pickup truck built by the Prince Motor Company. It remained on the market for four years after the 1966 merger of Nissan Motor Manufacturing Industry and Prince Automotive...
AT430A - 1961-1967 Prince HomerPrince HomerThe Prince Homer was a small commercial vehicle manufactured by the now defunct Prince Motor Company. It was available as a van, double cab, or regular cab truck. The first model was known as the T64, and was sold as the Prince Homer or PMC T64. The T640 was introduced in 1966 and was sold as a...
T640 - 1963-1967 Prince Clipper T630
- 1967-1969 Prince MilerPrince MilerThe Prince Miler is a medium sized pickup truck built by the Prince Motor Company. It remained on the market for four years after the 1966 merger of Nissan Motor Manufacturing Industry and Prince Automotive...
T440
G-2
The G-2 is a 1.9 L (1862 cc/113 in³) version used by Prince. Bore and stroke were square at 84 mm (3.3 in), and output was 96 hp and 113.5 lbft with a 2 barrel carburetor. It was an improved version of the GB-4 and was introduced in 1962 and was installed in the "Skyline Super" S21D. The G-2 was an OHV design.Applications:
- Prince MilerPrince MilerThe Prince Miler is a medium sized pickup truck built by the Prince Motor Company. It remained on the market for four years after the 1966 merger of Nissan Motor Manufacturing Industry and Prince Automotive...
Van BRVF - Prince MilerPrince MilerThe Prince Miler is a medium sized pickup truck built by the Prince Motor Company. It remained on the market for four years after the 1966 merger of Nissan Motor Manufacturing Industry and Prince Automotive...
BRTH - 1962-1967 Prince Gloria S40-E
- 1964-1967 Prince Super MilerPrince MilerThe Prince Miler is a medium sized pickup truck built by the Prince Motor Company. It remained on the market for four years after the 1966 merger of Nissan Motor Manufacturing Industry and Prince Automotive...
AT431 - 1963-1967 Prince Clipper T631
- 1962 Prince Skyline S21D/S
G-15
The SOHC G-15 was a 1.5 L (1483 cc/90 in³) engine produced in 1967 for the Skyline. Bore was 80 mm (3.1 in) and stroke was 70.2 mm (2.8 in). With a 2 barrel carburetor equipped, the engine produced 94 hp and 96 lbft. The Nissan G15Nissan G engine
The Nissan G-series engine was a pushrod engine produced in the 1960s. The G series was used in the Fairlady/Sports 1500 roadster, the Cedric, and Junior. It evolved into the Datsun 1600's "R"/H16 engine....
engine was not related to the Prince engine; the Nissan version was OHV and slightly smaller displacement.
Applications:
- 1967 Prince Skyline S57
- 1968 Nissan Skyline C10
G-16
1593 cc inside diameter x stroke: 85 mm (3.3 in) x 70.2 mm (2.8 in), SOHC- maximum output (gross) 100 PS @ 6000 rpm
- Maximum torque (gross) 13.8 kgm @ 4000 rpm
3 mm (0.118110236220472 in) bore increase of the G-15 engine, increased to a 1.6 L and used on the Skyline (C110).
A major mechanical change in 1975 and was replaced by the Nissan L16 engine.
G-18
5-bearing, short-stroke, V-type valve arrangement, multi-ball-type combustion chamber, the G18 employs an aluminum cylinder head and engine-performance.The G-18 was a 1.8 L (1815 cc/110 in³) variant. Its 85 mm (3.3 in) bore was the largest in the range, and the 80 mm (3.1 in) stroke gave it good oversquare dimensions. It was an SOHC cross flow cylinder head design like the G-15 and produced 105 hp and 108.5 lbft.
This engine was discontinued in 1975 due to tightening emission regulations and replaced with the L18
Nissan L engine
The Nissan L series of automobile engines ranged from 1.3 L to 2.8 L in both straight-4 and straight-6 configurations and were produced from 1967 through 1986. This was the engine of the Datsun 240Z sports car as well as the Datsun 510 and the first Nissan Maxima. These engines are known for their...
.
Applications:
- Nissan Skyline PC10
- Nissan Skyline PC110
- Nissan LaurelNissan LaurelIn April 1968 Nissan presented its new Laurel in four-door deLuxe and Super deLuxe versions, both equipped with a 1.8 L inline-four cylinder engine and independent rear suspension. In summer 1970 a hardtop coupé joined the line-up, one year later a 2000 cc engine became available...
C30, C130
G-20
1990 cc inside diameter x stroke: 89 mm (3.5 in) x 80 mm (3.1 in), SOHCTwin Barrel single Carburetor
- compression ratio 8.3
- maximum output (gross) 110 PS @ 5600 rpm
- maximum torque (gross) 16.5 kgm @ 3200 rpm
SU Twin Carburetor regular gasoline
- compression ratio 8.3
- maximum output (gross) 120 PS @ 5800 rpm
- maximum torque (gross) 17 kgm @ 3600 rpm
SU Twin Carburetor high octane gasoline
- compression ratio 9.7
- maximum output (gross) 125 PS @ 5800 rpm
- maximum torque (gross) 17.2 kgm @ 3600 rpm
This engine was only used in the C30 & C130 Laurel
Nissan Laurel
In April 1968 Nissan presented its new Laurel in four-door deLuxe and Super deLuxe versions, both equipped with a 1.8 L inline-four cylinder engine and independent rear suspension. In summer 1970 a hardtop coupé joined the line-up, one year later a 2000 cc engine became available...
, and was discontinued in 1975 due to tightening emission regulations and replaced with the L26
Nissan L engine
The Nissan L series of automobile engines ranged from 1.3 L to 2.8 L in both straight-4 and straight-6 configurations and were produced from 1967 through 1986. This was the engine of the Datsun 240Z sports car as well as the Datsun 510 and the first Nissan Maxima. These engines are known for their...
engine.
Straight-6
Prince used a straight-6Straight-6
The straight-six engine or inline-six engine is a six-cylinder internal combustion engine with all six cylinders mounted in a straight line along the crankcase...
version of the G family in their famous Skyline
Nissan Skyline
The first Skyline was introduced in April 1957, by the Prince Motor Company, and was marketed as a luxury car. It featured a 1.5 L GA-30 engine producing 44 kW @ 4400 rpm. It used a de Dion tube rear suspension and was capable of 140 km/h . The car weighed around 1300 kg...
cars. All of the Prince engines used single overhead cam heads.
G-7
The G-7 is a straight-6Straight-6
The straight-six engine or inline-six engine is a six-cylinder internal combustion engine with all six cylinders mounted in a straight line along the crankcase...
version displacing 2.0 L (1988 cc/121 in³). It was the engine of the GT-model Prince Skylines and was an OHC engine unlike the mainly-OHV family that spawned it. Bore and stroke were square at 75 mm (3 in) and power output varied with the carburetor equipped. Plain versions featured a 2 barrel carb and 8.8:1 for 106 hp and 116 lbft, while the 1965 Skyline GT-B used 3 Weber
Weber carburetor
Weber is an Italian company producing carburetors, currently owned by Magneti Marelli Powertrain S.p.A., in turn part of the Fiat Group.The company was established as...
2 barrel carbs and 9.3:1 compression for 127 hp and 123 lbft.
Applications:
- 1963-1967 Prince Gloria S41
- 1965-1968 Prince Skyline 2000 GT-A S54AE
- 1965-1968 Prince Skyline 2000 GT-B S54BE (3 WeberWeber carburetorWeber is an Italian company producing carburetors, currently owned by Magneti Marelli Powertrain S.p.A., in turn part of the Fiat Group.The company was established as...
40 DCOE carbs) - 1967-1969 Nissan (Prince) Gloria PA30
G7B-R
1988cc (2.0L) inside diameter x stroke: 75 mm (3 in) x 75 mm (3 in)An improvement on the G7 using a cross-flow cylinder head and was converted into racing use during 1965 - 1966 in the S54 Skyline GT used for racing. Was not commercially available.
GR-8
1996 cc (2.0L) inside diameter x stroke: 82 mm (3.2 in) x 63 mm (2.5 in)Racing engine used in the Prince R380
Prince R380
The Prince R380 was a racing car built in 1965 by Prince Motor Company to compete in the Japanese Grand Prix. Following the merger of Prince Motor Company and Nissan Motors in 1966, the R380 was modified into the Nissan R380-II .-Development:In 1964, Prince had entered their new S54 Skyline GTs in...
, based on the G7 engine. Used 4 valves per cylinders and DOHC, used 3 Weber carburetor
Weber carburetor
Weber is an Italian company producing carburetors, currently owned by Magneti Marelli Powertrain S.p.A., in turn part of the Fiat Group.The company was established as...
s model 40DCOE-18, producing a claimed 200 hp.
G-11
The G-11 is another straight-6Straight-6
The straight-six engine or inline-six engine is a six-cylinder internal combustion engine with all six cylinders mounted in a straight line along the crankcase...
OHC version, displacing 2.5 L (2494 cc/152 in³). Bore was up to 84 mm (3.3 in) like the G-2 4-cylinder, while stroke remained at 75 mm (3 in) as on the G-7. Power output with a 4 barrel carburetor was 134 hp with 144 lbft of torque.
Applications:
- 1964-1967 Prince Grand Gloria S44P