Toyosha CS112

Toyosha CS112The Toyosha CS112 is a 1.12 l (1,126 cc, 68.71 cu·in) three-cylinder liquid-cooled 4-stroke internal combustion diesel engine, manufactured by Japanese company Hinomoto under the Toyosha brand.

This engine has three cylinders, overhead valves (2 per cylinder), flyweight governor and indirect fuel injection system. The CS112 engine uses a single element dry air cleaner.

Bore and stroke are 75.0 mm (2.95 in) and 85.0 mm (3.35 in), respectively. Compression ratio rating is 23:1. The Toyosha S148 engine produced 21.0 HP (15.6 kW) at 2,350 rpm of maximum output power.

General information

Engine Specifications
Type4-stroke, OHV, three cylinders
Displacement1.12 L, 1,126 cm3 (68.71 cu-in)
Max. horsepower21.0 HP (15.6 kW)
Max. torque (crank PTO)
Cooling systemLiquid-cooled
Fuel systemIndirect injection
Starting systemElectric starter
Fuel usedDiesel fuel

Service Information

Maximum speed2,550 rpm
Idle speed850 rpm
Valve clearance
Intake valve0.30 mm (0.012)
Exhaust valve0.35 mm (0.014)
Oil system
Oil typeDiesel oil (API Service Classification CC or CD)
Recommended oilSAE 10W-30
Oil capacity3.7 L (3.91 US. qt, 3.26 Imp. qt.)
Author: Sergei Wers
About: Co-founder and CEO of a multi-brand auto repair shop (engine repair, chassis repair, body repair and painting) for over 15 years. I have been developing internet sites with technical specifications for more than seven years.

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We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. We do not provide advice on technical issues related to the engines operation or repair. We do not recommend using provided information for engines repairing engines or spare parts ordering, use only official service manuals and spare-parts catalogs.


  1. Hello. I need a kit for the general overhaul of the toyosha model cs-112 on the Massey Ferguson 1020 tractor. Ok 1990r

    • Good day,
      My tractor engine broke down… 3S150 do you have any extra engine left in stock? I really need an engine or spare parts for it

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