
Horizontal Shaft Engines
Robin EX21 7.0 HP Petrol Engine
Brand options: Robin
Robin's EX Series uses overhead-cam (OHC) valve gear for a compact, low-vibration engine that starts easily in heat and dust. Model EX21 is rated 7.0 hp from 211 cc and is the standard power unit on many of the plate compactors, rammers and pumps we supply.
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Brochures and manufacturer specification sheets are available on request — ask our team and we will send the documents for the exact model and engine option you need.
Specifications
- Model
- EX21
- Engine Type
- Single cylinder, 4-stroke, air-cooled OHC
- Rated Output
- 7.0 hp
- Displacement
- 211 cc
- Bore × Stroke
- 67 mm × 60 mm
- Fuel Tank Capacity
- 3.6 l
- Oil Capacity
- 0.6 l
- Dry Weight
- 19.5 kg
Features
- Premium OHC technology
- Low vibration and low noise
- Easy cold and hot starting
- Cast iron cylinder sleeve
- Genuine Robin parts held in stock
Applications
- Plate compactors and rammers
- Water pumps
- Concrete vibrators
- Generator sets
Related Equipment

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Robin EX27 four-stroke OHC petrol engine rated 9.0 hp, a long-standing choice for compaction plates and pumps.
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Vanguard 6.5 HP Horizontal Engine
Commercial-duty Vanguard petrol engine, model 12V3, rated 4.8 kW (6.5 hp).
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Robin EX40 14.0 HP Petrol Engine
Robin EX40 four-stroke OHC petrol engine rated 14.0 hp, a long-standing choice for compaction plates and pumps.
View DetailsLooking for the Right Equipment for Your Next Project?
Tell us the job — ground conditions, pour size, water volume, turf area or target output — and we will specify the right machine and engine option.
