18HP Vertical Shaft Lawn Mower Engine Petrol Motor 4 Stroke OHV Ride On

When your mower’s heart gives out , drop in the KingTech 18HP Vertical Shaft Engine and bring it back to life. This 550cc 4-stroke OHV petrol motor packs serious grunt with smooth, dependable power that gets the job done every time. Built for ride-on mowers, this motor slots in where most Briggs and Stratton or Honda mounts sit — no fuss, just fit and fire . Designed for Aussie yards and conditions, it’s got the torque to cut thick grass and the reliability to run season after season. If you want a straight-talking upgrade that just works, KingTech’s got your back . Key Features 18 Horsepower output delivers strong, steady performance for ride-on mowers. 550 cc 4-stroke OHV engine for efficient combustion and low fuel burn. Vertical shaft design ideal for mower decks and garden tractors. Electric start system with electronic ignition for quick, reliable starts. Cast-iron cylinder bore adds durability and long engine life. 1” (25.4 mm) output shaft with keyway for secure PTO connection. 8.7:1 compression ratio for balanced power and smooth operation. Mechanical governor maintains consistent engine speed under load. Transistorized magneto ignition for clean, spark-steady performance. Universal bolt pattern fits many Briggs and Stratton or Honda setups. Low-vibration balance reduces wear on mower frames and belts. Specifications Engine type 4-stroke, single-cylinder OHV petrol engine Displacement 550 cc Bore × Stroke 94.5 mm × 78 mm Compression ratio 8.7 : 1 Rated output 13.2 kW @ 3600 rpm (18 HP) Max torque 39.5 Nm @ 2500 rpm Shaft type Vertical, 25.4 mm (1”) keyway Rotation Counter-clockwise (PTO view) Starting system Electric start Ignition Transistorized magneto Governor system Centrifugal mechanical Oil capacity 1.5 L Weight 41 kg Installation Bolt Details • Mounting interface includes 3 through holes of Ø 8.8 mm and 1 blind hole of Ø 8.8 mm for secure attachment. • Bolts for the solenoid valve are not required for installation. *For returns due to change of mind, a 20% restocking fee will be applied. *Original freight cost will not be refunded where freight costs were listed separately.