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Optional for the Datsun 1200 was an 8,000 RPM Kanto-Seiki tachometer. It was usually housed in the round-gauge instrument panel to the left of the Speedometer. It may also be placed in the optional floor Console.
Contents |
Overview
PB110 
Options
S1 
Ute 
SSS 
B140
Location
Parts Catalog shows GL came with a Clock in the dash, and the GX came with an 8,000 RPM tachometer in the dash, while the clock was moved to the floor Console. Tachometer was optional on DX or GL round dash models.
Dash
PB110
Tacho in dash, blank plate in Console
Tacho in dash, Clock in Console
Console
Specials Datsun 1200 SSS and Datsun 1200 S1 placed the tachometer in the floor console. It is preferable to have the Tachometer at eye-level, however these models came with square-gauge dashes.
SSS
S1
Wiring
Part Numbers
NO tachometer is listed for Sunny Truck, but only a Clock. Even so it is common to see tachometers installed in 1200 Trucks, as they fit the same.
#H18 24855-H1800 1200 TACHOMETER 8000 RPM [6400 redline]
24855-H2300 1200 TACHOMETER 8000 RPM GX
#24855-H1075 1200 FACTORY RACE TACHOMETER Calibrated to 10,000 RPM with adjustable redline needle
#H31 24855-H3100 1972 B110 8000 RPM [Facelift] (Except GX)
#H34 24855-H3400 1972 B110 GX 8000 RPM [Facelift 6800 redline]
364/384 facelift tachometer plastic on old-style tachometer
620 Tachometer
The Datsun 620 truck tachometers fits Datsun 1200 and looks very similar. But 620 models have 7000 rpm red line for L20B engine (1200 tach has 6400 or 6800 rpm redline).
1976-1979 620 Tachometer [7000 redline]
620 in Japan did not have a factory tachometer option.
1972-1975 early 620 USA
* 24840-B6400 KIT-TACHOMETER OP -0775
* 24054-B6400 ASSY-CABLE,TACHOMETER
1976-1979 late 620 USA * 24855-B8000 ASSY-TACHOMETER OP 0875- * tachometer wiring is built into every 1976-1979 620
The later Tachometer Wiring is different. It is a typical tap connection, instead of the Datsun 1200 'passthru' induction wiring.
Comparison
1200 and 620 tachs are wired completely different. See Tachometer Wiring.
620 Tachometer has no wiring loop:
Early 1200 Tachometer has wiring loop:
H18
H18 is Coupe AMC, it was optional on Sedan.
24855-H1800 1200 TACHOMETER 8000 RPM [6400 redline]
Facelift
Also See: 1972 minor facelift
New Font, new colors
H34 - includes long stay to reach hooded facia (GX: 6800 RPM redline)
H34 with original wiring (current loop)
Bprojects
Bprojects Sunny Truck tachometer, looks like genuine dash tachometer, but has different redline.
6500 RPM redline
Green to Illumination Black to Earth Red to I/G 12V Yellow/red to ignition coil - (minus)
Nissan Competition
1984 Nissan Competition Catalog
 | * TACHOMETERS
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#H18 24855-H1800 is the stock factory OPTION tachometer
#24855-H1075 is the 10,000 RPM tachometer
10,000 RPM Tachometer
Sunny Sport option
Tachometer using flat-plastic cover
Gauges have long-reach brackets
12,000 RPM Tachometer
Kanto Seiki 12,000 RPM unit, perhaps for mechanical tach drive
Mechanical Drive
Datsun Competition offered a mechanical tachometer.
See main article: Tach Drive
Aftermarket Tachometers
dash top 
console
on column
under dash 
Silvia tacho
three tachos
silvia
Photo Index
rev counter tacho tach rpm gauge タコメータ