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We're going all in - Upgrades, Upgrades..
An experimental off-road beast built on the Modular Go Kart platform, featuring upgraded suspension, a powerful 448cc engine, and heavy-duty components. Built tough for thrill-seekers who crave adventure beyond the ordinary.
Family budget friendly Mini Bikes
When buyers ask whether the XB200 Mini Bike is worth it, they want real value. Not just the lowest price. Why it boasts shared family fun across bush tracks and farm runs without quick obsolescence.
Modular go karts: Ultimate guide
Unleash your creativity with our fully modular off-road go-karts. Since 2013, we’ve offered performance chassis, engines, wheels, and accessories, empowering you to build, customize, and adventure without limits.
Meet the FA2K - Zero Noise. Full Send.
Kids step aside, watch and learn. This trike is loud in many ways, but packs a powerful 2000w Silent motor. It's rear-wheel drive, fat tyres, and heavy-duty components designed to dominate every corner.
18+ Adult Only Drift Trikes
Not for the faint hearted. We explore the ideas behind the creation of this new Electric Drift Trike
X1 is Changing the Game 3 Wheels at a time
Drag racing and Drifting all in one package? We hear y'all, the X1 Mini Drift trike is now available here in Australia. First release sold out quick, get yours now before it's too late. -
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Choose your Location
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Helmetkarts Warehouse & Showroom - Melbourne Warehouse
Free
Usually ready for pickup in 24 hours
9 Freight road Ravenhall, VIC, 3023
0466 846 104
**Appointments Only**
Store hours
Mon - Fri, 9:00am - 3:00pm,
Saturday, 9:00am - 3:00pm,
Sunday, CLOSED
Engine & Components
Everything your engine needs, all in one place. Explore our complete range of petrol engines and engine components for off-road and ride-on vehicles, including replacement motors, pull starters, starter motors, internal ignition parts, stator magnetos, exhaust pipes, mufflers and more. Whether you're rebuilding an engine, replacing a faulty component or upgrading your vehicle, you'll find quality parts designed for reliable performance and long-lasting durability.
348 products
348 products
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Let us take care of it - So you can spend less time waiting and more time riding.
$740.00
About this product
Experience the power and reliability of the 250cc Zongshen Engine with this manual transmission model. Perfect for both kids and adults, this engine promises robust performance with its single-cylinder 4-stroke design. The engine includes a manual gearbox with forward gears 1, 2, 3, 4, and 5, offering excellent control over your vehicle. The wet clutch system ensures smooth gear transitions, while the air cooling mechanism effectively manages the engine's temperature for optimal performance.
The engine boasts a CDI ignition mode and a combo electric/kick start mode for versatile starting options. With a compression ratio of 9:1 and unleaded petrol compatibility, the engine delivers a maximum power of 11.5KW. Additional features include a 428 - 15T sprocket, CDI, intake manifold, kick start lever, and a gear shifter.
Specifications
| Specification | Detail |
|---|---|
| Displacement | 250cc |
| Engine Type | Single cylinder 4 Stroke |
| Gearbox | Manual |
| Gearing | Forward 1 / Neutral 0 / Forward 2, 3, 4, 5 |
| Clutch Type | Wet clutch |
| Cooling System | Air |
| Ignition Mode | CDI |
| Start Mode | Combo (Electric / Kick) |
| Compression Ratio | 9:1 |
| Petrol Type | Unleaded |
| Maximum Power | 11.5KW |
| Sprocket | 428 - 15T |
| Included Accessories | CDI, Intake manifold, Kick start lever, Gear shifter |
Features & Benefits
- Powerful 250cc single-cylinder 4-stroke engine for robust performance.
- Manual transmission with multiple forward gears for superior control.
- Electric and kick start options for versatile starting.
- Comes with CDI and other essential components for ease of use.
- Air cooling system for efficient temperature management.
$45.00
About this product
The Wet Clutch Plates set is essential for maintaining optimal performance and longevity of your vehicle's wet clutch system. This set includes two clutch friction plates, two clutch plates, and one friction plate with pins, specifically designed for 200cc - 270cc wet clutch systems. These high-quality components ensure efficient power transfer and durability under demanding conditions, making them an excellent choice for both kids and adult vehicles. Suitable for various applications, they provide reliable performance across a range of environments.
Specifications
| Specification | Detail |
|---|---|
| Product Includes | 2 x Clutch Friction Plates, 2 x Clutch Plates, 1 x Friction Plate with Pins |
| Applicatio | 200cc - 270cc Wetclutch system(s) |
| Weight | 2 kg |
| SKU | WETCHEL1292 |
Features & Benefits
- Includes essential plates for complete wet clutch system maintenance
- Engineered for 200cc - 270cc systems ensuring compatibility
- High-quality materials for durability and effective performance
- Optimises power transfer efficiently
- Ideal for a wide range of vehicle applications
$499.00
About this product
The HelmetKarts 270cc Stationary Engine delivers a powerful performance with a 9.0 HP output, making it an excellent choice for various stationary engine applications. This engine is equipped with a 2:1 Reduction wet clutch gearbox, providing efficient power transfer. It's designed for reliability with an unleaded fuel system and an advanced Transistor Electric / Inductive Firing ignition system. This engine offers a good balance of power and fuel efficiency, making it suitable for a range of use cases.
The engine features a displacement of 270cc, a bore x stroke of 77mm x 58mm, and a maximum power output of 9HP at 3600rpm, governed to 1800rpm for safety and efficiency. It generates a maximum torque of 18.5 Nm at 2600rpm. The starting system is recoil-based, ensuring ease of use in various conditions.
Specifications
| Specification | Detail |
|---|---|
| Max Power Output | 9hp/3600rpm (Governed to 1800rpm) |
| Displacement | 270cc |
| Bore x Stroke (mm) | 77 x 58 |
| Max Torque | 18.5 Nm at 2600rpm |
| Ignition System | Transistor Electric / Inductive Firing |
| Starting System | Recoil |
| Fuel Tank Capacity | 6L |
| Oil Capacity | 1.1L |
| Fuel Consumptio | 374g/kw.h |
| Air Cleaner | Semi dry, dual filter |
| Shaft Diameter | 25mm |
| Shaft Length | 64mm |
| Shaft Keyway | Yes, key included |
| Gearbox Output Shaft Diameter | 7/8'' (22.2mm) |
| Keyway Length | 60mm |
| Keyway Width | 6mm |
| Distance from Base to Centre of Output Shaft | 134mm |
| Shaft Rotatio | Anti-clockwise (from output) |
| Weight | 30kg |
Features & Benefits
- High performance with 9.0 HP output suitable for demanding tasks.
- Efficient 2:1 Reduction wet clutch gearbox for superior power transmission.
- Economical fuel consumption of 374g/kw.h.
- Compact and lightweight design at 30kg for easy handling and installation.
- Durable construction with quality components for long-term reliability.
$30.00
$30.00
$42.00
$17.50
About this product
This wet clutch gasket is a crucial component designed specifically for larger wet clutch systems. It is compatible with the GX270 and GX390 models, making it an ideal replacement part to ensure reliable performance and longevity of your vehicle’s clutch system. Each pack contains a single piece, ensuring you have exactly what you need for maintenance or repair. Trust in HelmetKarts, a reputed vendor for delivering high-quality automotive components in Australia.
Specifications
| Specification | Detail |
|---|---|
| Quantity | 1pc |
| Fitment | GX270 / GX390 Wet clutch |
Features & Benefits
- Designed for large wet clutch systems
- Compatible with GX270 and GX390 models
- Quality assurance from HelmetKarts
- Essential for clutch system maintenance
- Durable and reliable component
$8.00
About this product
This replacement fuel tank filter is an essential component for maintaining optimal engine performance. Compatible with a variety of engine models including GX120, GX160, GX200, GX240, GX270, GX340, GX390, 168F, 172F, and 188F, it ensures clean fuel flow, reducing engine wear and prolonging engine life. This filter fits a 3/16" ID fuel line and includes cross-reference part numbers 16955ZE1010, 16955-ZE1-000, 9500202080, and 91353671003. Ideal for both custom and replacement applications in fuel systems.
Specifications
| Specification | Detail |
|---|---|
| Quantity | 1pc |
| Engine Fitments | GX120, GX160, GX200, GX240, GX270, GX340, GX390, 168F, 172F, 188F |
| Replacement Part Numbers | 16955ZE1010, 16955-ZE1-000, 9500202080, 91353671003 |
| Fit For | 3/16" ID fuel line |
| Fuel Line Size | ID x OD: 3/16'' x 13/32'' (Approx.) |
Features & Benefits
- Ensures optimal fuel cleanliness to improve engine performance.
- Prolongs engine life by reducing wear.
- Compatible with a wide range of engine models.
- Easy installation with 3/16" ID fuel line compatibility.
$18.50
Fits - 5/16" hose
Length - approx. 85mm
Outside diameter - approx. 26mm
$45.00
Starter motor fit for - 50cc, 70cc, 90cc, 110cc, 125cc
3 Stud
Mounting hole distance (side) - approx. 72mm
Mounting hole distance (bottom) - approx. 80mm
$65.00
About this product
This centrifugal dry clutch is designed specifically for optimal performance with a shaft measuring approximately 1 inch (25.4 mm). It features a 428 pitch and 14 teeth, ensuring compatibility and durability for various applications. Ideal for off-road vehicles or go-karts, this clutch is an essential component for those looking to enhance their vehicular machinery.
Specifications
| Specification | Detail |
|---|---|
| Shaft Diameter | Approx. 1 inch (25.4 mm) |
| Cog Pitch | 428 pitch |
| Teeth | 14T |
| Weight | 0.8 kg |
Features & Benefits
- Durable construction suitable for high-performance vehicles.
- Lightweight design at only 0.8 kg.
- Perfect for enhancing power transmission in recreational vehicles and go-karts.
- Easy to install with standard shaft and cog dimensions.
$85.00
About this product
The Wet Clutch Assembly Basket with Plates is a comprehensive kit designed to ensure the efficient operation of your vehicle's clutch system. Featuring a Drive Sprocket Component Basket, this assembly includes a Clutch Pressure Plate, two Clutch Friction Plates, and two Clutch Plates, offering the essential components for maintenance or repair of your wet clutch system. It is an ideal solution for ensuring smooth gear transitions and reliable performance in different driving conditions.
Specifications
| Specification | Detail |
|---|---|
| Component | Drive Sprocket Comp. Basket |
| Pressure Plate | 1 x Clutch Pressure Plate |
| Friction Plates | 2 x Clutch Friction Plates |
| Clutch Plates | 2 x Clutch Plates |
| Weight | 5 kg |
Features & Benefits
- Comprehensive assembly kit for wet clutch systems.
- Ensures smooth and reliable clutch performance.
- Quality components for durable use.
- Easy installation and maintenance.
- Ideal for various driving conditions.
$15.00
Quantity: 1pc
Stationary engines
6.5hp - 9hp
GX200 GX270
$35.00
$40.00
$24.99
About this product
The Torque Converter Case Dust Cover is designed to protect your torque converter clutch setup. Made from durable plastic and finished in a sleek matte black, this dust cover ensures lasting protection and a clean appearance. Ideal for maintaining the longevity and efficiency of your vehicle's torque converter, this cover is essential for any vehicle enthusiast. Compatible with various torque converter setups, it's an excellent addition to both kids and adult vehicles.
Specifications
| Specification | Detail |
|---|---|
| Material | Plastic |
| Finish | Matte black |
| Fits | Torque converter clutch setup |
| Weight | 1 kg |
Features & Benefits
- Protects torque converter from dust and debris.
- Durable plastic construction for long-lasting use.
- Sleek matte black finish for a professional look.
- Ideal for kids and adult vehicles alike.
- Easy to install and maintain.
$27.50
Wet clutch cog
Inner diameter: 22mm
Neck length: 15mm
6mm keyway
428 Pitch
13T
Fit for: GX240 / GX270 / GX390
(Wet-clutch shaft output)
$53.50
About this product
This semi-automatic engine clutch is designed for both kids and adult vehicles, offering reliable performance for various spares and maintenance needs. It features a 17T configuration and a diameter of approximately 115mm. This clutch is an essential component for ensuring smooth gear transitions and maintaining the overall performance of your vehicle.
Specifications
| Specification | Detail |
|---|---|
| Teeth | 17T |
| Diameter | Approx. 115mm |
| Weight | 0.8 kg |
Features & Benefits
- Compatible with a wide range of vehicles for both kids and adults.
- Ensures smooth gear transitions.
- Reliable performance for vehicle maintenance and spares.
- Lightweight at only 0.8 kg for easy installation.
$53.50
About this product
The manual engine clutch is an essential component for go-karts and other motorised vehicles, providing smooth transmission control and efficient power transfer. With a diameter of approximately 115mm, this clutch is designed to fit a range of engines. Notably lightweight at 0.8 kg, it promises easy handling and installation, a critical element for performance and maintenance of go-kart engines.
Specifications
| Specification | Detail |
|---|---|
| Diameter | Approx. 115mm |
| Weight | 0.8 kg |
Features & Benefits
- Lightweight design ensures easy handling and installation.
- Durable construction for long-lasting performance in various applications.
- Ideal for both kids' and adults' vehicles, adapting to diverse vehicle setups.
- Efficient power transfer for enhanced vehicle performance.
- Australia-wide delivery available for convenient purchasing.
$75.00
About this product
This 5 Plate 67T Manual Engine Clutch is specifically designed for optimal performance in a variety of applications. Manufactured by Byglo, this clutch features a 67 Tooth design and is built to fit manual engines. The approximate diameter of this clutch is 120mm, making it compatible with several engine types. With a robust construction weighing 0.8 kg, this clutch ensures durability and reliability, providing smooth and efficient power transmission.
Specifications
| Specification | Detail |
|---|---|
| Tooth Count | 67T |
| Plate Count | 5 Plate |
| Diameter | Approx. 120mm |
| Weight | 0.8 kg |
Features & Benefits
- High-performance 67 Tooth design for optimal engine compatibility.
- Durability ensured with a robust 5 plate construction.
- Lightweight at 0.8 kg, which helps maintain engine efficiency.
- Designed by the trusted vendor Byglo.
$199.00
About this product
This complete Torque Converter Kit is designed for standard 25.4mm (1”) drive shafts, making it perfect for various applications including those up to 11HP engines like the GX270. It features a 5/8” bore driven pulley with a 6” diameter and a drive belt with a 3/4″ top width, ensuring reliable performance. The kit includes an aluminium mounting back plate, a plastic cover for protection, and provides the option to choose between a 10 tooth sprocket suitable for a 420 chain or a 12 tooth sprocket for a 35 chain (If not specified you will be supplied with standard 420 Pitch). With a drive clutch engagement of 2200 RPM, the torque converter offers an initial gear ratio reduction of approximately 2.7:1 upon take-off, transitioning to an overdriven state of approximately 0.90:1 at full speed. This allows the use of taller gearing on the rear without sacrificing acceleration.
Specifications
| Specification | Detail |
|---|---|
| Drive Shaft Size | 25.4mm (1") |
| Bore Driven Pulley Diameter | 6” |
| Drive Belt Top Width | 3/4″ Asymmetrical |
| Keyway | 6mm |
| Mounting Back Plate | Aluminium |
| Cover Material | Plastic |
| Option1. Sprocket | 10 tooth, suitable for 420 chain |
| Option 2. Sprocket | 12 tooth, suitable for 35 chain |
| Drive Clutch Engagement | 2200 RPM |
| Compatibility | Up to 11HP engines, including GX270 |
Features & Benefits
- High compatibility with standard drive shafts.
- Customisable sprocket selection for enhanced adaptability.
- Durable aluminium and protective plastic cover.
- Efficient gear ratio adjustment for improved performance.
- Suitable for high power applications up to 11HP.
$20.00
About this product
This top head gasket is designed specifically for GX160 and GX200 engines, ensuring a perfect fit and optimal performance. The gasket is made to provide a reliable seal, crucial for maintaining engine integrity and performance. Ideal for mechanics and DIY enthusiasts working on these specific Honda engine models.
Specifications
| Specification | Detail |
|---|---|
| Fit for | GX160 / GX200 |
| Quantity | 1pc (set) |
| Weight | 0.1 kg |
| SKU | TOPENA1963 |
Features & Benefits
- Specifically designed for GX160 and GX200 engines for perfect fitment.
- Ensures a reliable seal for optimal engine performance.
- Made from high-quality materials for durability and longevity.
- Perfect choice for both professional mechanics and DIY engine builders.
$12.50
About this product
This exhaust muffler gasket is designed specifically for use with the GX240, GX270, GX340, and GX390 engine models. It ensures a perfect fit, helping to maintain optimal engine performance by preventing exhaust gas leaks between the engine and the exhaust system. The gasket is essential for maintaining the efficiency and longevity of your engine by ensuring that all components are sealed properly.
Specifications
| Specification | Detail |
|---|---|
| Fitment | GX240 / GX270 / GX340 / GX390 |
| Quantity | 1pc (Pair) |
| Weight | 0.1 kg |
Features & Benefits
- Specifically designed for GX240-GX390 models ensuring compatibility and ease of installation.
- Prevents exhaust gas leaks for optimal engine performance.
- Enhances engine efficiency and durability.
- Lightweight design with a total weight of just 0.1 kg.
$48.00
About this product
This rebuild kit is essential for maintaining and enhancing the performance of your small engine, specifically designed for GX160 and GX200 models. Whether you're a professional mechanic or a DIY enthusiast, this kit provides all the components needed for a comprehensive engine rebuild. The kit includes one piston, five rings, two circlips, one pin, seven gaskets, two crankcase oil seals, and one carburetor insulator. These components are crucial for ensuring your engine runs smoothly, efficiently, and with optimal power output.
Specifications
| Specification | Detail |
|---|---|
| Fitment | GX160 / GX200 |
| Includes | 1x piston, 5x rings, 2x circlips, 1x pin, 7x gaskets, 2x crankcase oil seal, 1x carburetor insulator |
| Weight | 2 kg |
Features & Benefits
- Comprehensive kit for complete engine rebuild.
- Engineered for GX160 and GX200 engines.
- High-quality components ensuring durability and reliability.
- Enhances engine performance and longevity.
- Ideal for both professional mechanics and DIY enthusiasts.
$28.50
About this product
This engine gasket kit, suitable for the GX160 and GX200 models, ensures a reliable seal for your engine components, crucial for maintaining optimal engine performance and efficiency. Ideal for those in need of a rebuild, this kit comes with everything needed to replace old or worn-out gaskets. Built to match OEM specifications, making it a perfect choice for maintenance or repair, ensuring the longevity and reliability of your engine.
Specifications
| Specification | Detail |
|---|---|
| Quantity | 1pc |
| Fitment | GX160 / GX200 |
| SKU | ENGENA1954 |
| Weight | 0.1 kg |
Features & Benefits
- Ensures optimal engine performance.
- Matches OEM specifications for perfect fitment.
- Comprehensive kit for easy engine rebuild.
- Lightweight and easy to handle.
$30.00
Quantity: 1pc
Fits GX270
$15.00
About this product
The Wet Clutch Gasket - Small is a high-quality gasket designed specifically for wet clutch applications. This product is perfect for those needing a reliable gasket for their GX160 or GX200 models. It ensures a secure fit and optimal performance of your clutch system, making it an essential component for maintaining and repairing engines. With an item weight of 0.1 kg, it is lightweight yet durable, offering excellent sealing capabilities.
Specifications
| Specification | Detail |
|---|---|
| Quantity | 1pc |
| Fitment | Fits GX160 / GX200 Wet Clutch |
| Weight | 0.1 kg |
Features & Benefits
- Durable gasket perfect for wet clutch applications.
- Compatible with GX160 and GX200 models.
- Lightweight at 0.1 kg for easy handling and installation.
- Ensures secure fitment and optimal performance.
- High-quality material provides excellent sealing capabilities.
$35.90
About this product
The 14T 428P Front Sprocket Cog is an essential component for your bike’s drivetrain. Designed with precision, this sprocket cog features 14 teeth and a 428 pitch, making it compatible with a wide range of vehicles. Its 12 spline design ensures a secure fit and optimal performance. Ideal for replacements or upgrades, this sprocket is crafted for durability and reliability. Available from Foxico, known for quality automotive parts, this sprocket is perfect for maintaining your vehicle's peak performance.
Specifications
| Specification | Detail |
|---|---|
| Teeth | 14T |
| Pitch | 428 |
| Spline Count | 12 |
| Weight | 0.1 kg |
Features & Benefits
- High compatibility with 428 pitch systems.
- Durable construction for long-lasting performance.
- Secure fit with 12 spline design.
- Lightweight for increased efficiency.
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