Honda GX270 Engine Torque Specs
Cylinder Head Torque Specs
- Cylinder head bolt torque: 25 ft-lbs (34 Nm)
- Cylinder head bolt torque (additional): 45° turn
Connecting Rod Torque Specs
- Connecting rod bolt torque: 16 ft-lbs (22 Nm)
- Connecting rod bolt torque (additional): 90° turn
Flywheel Torque Specs
- Flywheel nut torque: 54 ft-lbs (74 Nm)
Crankshaft Pulley Torque Specs
- Crankshaft pulley bolt torque: 54 ft-lbs (74 Nm)
Engine Configuration
The Honda GX270 engine is a powerful and reliable four-stroke, single-cylinder engine. It features a horizontal shaft design, making it suitable for various applications such as pressure washers, generators, and small construction equipment. The engine is air-cooled and equipped with a recoil starter for easy starting.
Engine Oil Specs & Service Intervals
To ensure optimal performance and longevity of your Honda GX270 engine, it is important to use the correct engine oil and adhere to the recommended service intervals. Here are the specifications and service intervals for the engine oil:
- Engine Oil Type: SAE 10W-30
- Engine Oil Capacity: 1.16 US qt (1.1 L)
- Oil Change Interval: Every 50 hours or every season, whichever comes first
Detailed Engine Specifications
Below is a detailed chart outlining the specifications of the Honda GX270 engine:
| Engine Type | Air-cooled, 4-stroke, OHV, single cylinder |
|---|---|
| Displacement | 270 cc |
| Bore x Stroke | 77 x 58 mm |
| Compression Ratio | 8.5:1 |
| Net Power Output | 8.5 HP (6.3 kW) @ 3,600 rpm |
| Net Torque | 14.1 lb-ft (19.1 Nm) @ 2,500 rpm |
| Ignition System | Transistorized magneto |
| Starting System | Recoil |
| Fuel Tank Capacity | 6.3 US qt (6.0 L) |
| Fuel Consumption | 1.1 US qt/hr (1.0 L/hr) at rated load |
| Oil Capacity | 1.16 US qt (1.1 L) |
| Dimensions (L x W x H) | 15.1″ x 15.4″ x 16.7″ (384 x 391 x 424 mm) |
| Dry Weight | 62.7 lb (28.4 kg) |
Service Intervals
To ensure the optimal performance and reliability of your Honda GX270 engine, it is important to follow the recommended service intervals. Here are the service intervals for routine maintenance:
- Air Filter: Clean or replace every 25 hours or as necessary
- Spark Plug: Replace every 100 hours or as necessary
- Fuel Filter: Replace every 200 hours or as necessary
- Valve Clearance: Check and adjust every 300 hours or as necessary
- Fuel Tank: Clean every 500 hours or as necessary
By following these torque specifications, engine configuration details, and adhering to the recommended service intervals, you can ensure that your Honda GX270 engine operates at its best and provides reliable power for your equipment. Regular maintenance and proper torque settings will contribute to the longevity and performance of your engine, allowing you to tackle various tasks with confidence.
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