Briggs & Stratton 15.5HP Lawnmower Engine (Intek EX1550 Series)
$1,265.00
Briggs & Stratton Briggs & Stratton Intek Series 15.5HP 500 cc engine, SKU 31R777-0030, with 1 Inch; 3" 5/32; Straight Keyway; 1 Inch x 3" 5/32. Please confirm shaft size and application before ordering.
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Description
Product overview
The Briggs & Stratton powerful 15.5Hp Intek Series delivers unmatched reliability along with superior performance and durability. The new Intek series engines were designed to be best in its class combining power, performance, features and size.These engines offer consumers and professionals commercial grade features including easy starting, quieter operation, longer life. This Hampton Mower Centre listing is for the exact option/version: Default Title, SKU/model code 31R777-0030.
Key specifications
| SKU / model code | 31R777-0030 |
|---|---|
| Brand | Briggs & Stratton |
| Engine series | Briggs & Stratton Intek Series |
| Horsepower | 15.5HP |
| Engine cc | 500 cc |
| Engine style / orientation | Vertical |
| Cylinders | 1 |
| Engine type | 4 Cycle OHV |
| Cooling system | Air |
| Bore | Type Cast Iron Bore 90.5 mm |
| Stroke | 77.8 mm |
| Starting system | Key Start with Back Up Recoil |
| Ignition system | Electronic Spark |
| Oil filter | Yes |
| Oil capacity | 1.35 ltr Muffler Included |
| Muffler | Heavy Duty Sleeve Bearings Over Head Valve Engine (OHV) Electronic Ignition 1 inch Diameter / 3.5/32' Long Keyway |
| Air cleaner | Dual Element |
| Fuel tank | No |
| Shaft size | 1 Inch x 3" 5/32 |
| Shaft diameter | 1 Inch |
| Shaft length | 3" 5/32 |
| Shaft type / keyway detail | Straight Keyway |
| Crankshaft rotation | Counter Clockwise |
| Crankshaft end tapped size | 7" 16/20 |
| Crankshaft keyway width | 1/4 Inch Warranty 2 Years |
| Dimensions | 479 x 393 x 327 mm (LxWxH) |
| Dry weight | 30kg |
| Warranty | Australia Wide |
Typical applications / fitment
This Briggs & Stratton Intek series engine is a ideal replacement engine for most ride on mowers on the market. It is a ideal replacement for all previous Briggs & Stratton 11 – 15Hp models.
Please confirm your engine model, shaft type, shaft size, shaft length and application before ordering. If you are unsure, contact Hampton Mower Centre with your model/type code and photos.
Additional information
| Weight | 30 kg |
|---|---|
| Dimensions | 47.9 × 39.3 × 32.7 cm |





