As racing season kicks into high gear, having a reliable camshaft for your ATV can mean the difference between victory and frustration. I’ve tested several, and the one that really stood out is the Glixal GY6 Racing Camshaft for 125cc-180cc Engines. Its high-angle design and precise lobe measurements deliver noticeable performance gains, especially when upgrading your cylinder and head.
This camshaft’s lightweight sprocket and exact tolerances ensure smooth throttle response and top-end power, crucial for aggressive riding. Compared to bulkier or less-tuned options, it offers a perfect balance of durability and improved airflow, helping you squeeze out every ounce of power in races. I found that it handles high RPMs confidently, giving that extra edge on tight turns and straightaways. If you want serious performance with solid build quality, this camshaft truly delivers—and at a budget-friendly price, it’s an easy choice.
Top Recommendation: Glixal GY6 Racing Camshaft for 125cc-180cc Engines
Why We Recommend It: This camshaft’s high-angle lobe design (27.25mm intake, 27.02mm exhaust) optimizes airflow and power output. Its lightweight sprocket and exact ground tolerances enhance throttle response and RPM stability. Unlike some competitors with less precise measurements or heavier materials, it strikes a perfect balance between durability and performance, making it ideal for racing atv upgrades.
Best camshaft for racing atv: Our Top 3 Picks
- Glixal GY6 Racing Camshaft for 125cc-180cc Engines – Best high performance camshaft for ATV
- Mingdun A9 Cam for GY6 125/150cc 4-Stroke Scooters & ATVs – Best for off-road ATV
- Trkimal Upgrade GY6 125cc 150cc CNC High Performance Racing – Best durable camshaft for ATV racing
Glixal GY6 Racing Camshaft for 125cc-180cc Engines
- ✓ Boosts high-end power
- ✓ Lightweight, durable build
- ✓ Fits multiple engine sizes
- ✕ Requires tuning experience
- ✕ Not ideal for beginners
| Application Compatibility | GY6 125cc, 150cc, 152QMI, 157QMJ engines, also fits 58.5mm, 61mm, and 63mm Big Bore Kits |
| Camshaft Type | High Angel type racing camshaft |
| Intake Lobe Duration | 27.25mm |
| Exhaust Lobe Duration | 27.02mm |
| Sprocket Teeth | 34 teeth lightweight design |
| Bearings Included | XX or C&U bearings (new) |
Finally getting my hands on the Glixal GY6 Racing Camshaft felt like unlocking a secret weapon for my ATV build. The moment I laid it out, I noticed how lightweight and compact the sprocket was—only 34 teeth, yet it looked sturdy and well-machined.
Installing it was surprisingly straightforward. The high-angle design caught my eye immediately, promising serious performance gains.
I especially appreciated the detailed specs—like the intake lobe at 27.25mm and exhaust at 27.02mm—which showed this cam is built for real power upgrades.
Once in place, I could feel the difference right away. The engine responded more aggressively, revving higher and feeling more lively.
It’s clear this cam is designed for racing, especially if you’re upgrading your engine and head for maximum performance.
The quality of the bearings, either XX or C&U, seemed top-notch, which gave me confidence that it would hold up under intense use. The fit was perfect on my 150cc engine, and I liked that it was compatible with big bore kits too—making it versatile for different setups.
Overall, this camshaft has shifted my ATV’s performance into a new league. It’s a real upgrade for anyone serious about racing or pushing their engine to the limit.
Just keep in mind, it’s aimed at those ready to tune their engine for maximum output—this isn’t for casual riding.
Mingdun A9 Cam for GY6 125/150cc 4-Stroke Scooters & ATVs
- ✓ Durable aluminum alloy build
- ✓ Precise ground tolerances
- ✓ Good value for the price
- ✕ Requires mechanical skill to install
- ✕ Gains may be subtle on a well-tuned engine
| Material | High-quality aluminum alloy |
| Camshaft Type | Performance racing camshaft |
| Compatibility | GY6 125cc and 150cc 4-Stroke engines (152QMI, 152QMJ, 157QMI, 157QMJ) |
| Tolerances | Precisely ground for exact tolerances |
| Application | Motorcycles, ATVs, Go Karts, Scooters |
| Price | USD 12.99 |
Compared to other camshafts I’ve handled, the Mingdun A9 really stands out with its sturdy aluminum alloy construction. It feels robust in hand, and you can tell it’s built to last, even when you’re pushing your ATV hard on rough trails.
Installing it was surprisingly straightforward. The ground tolerances are precise, which means it fits perfectly without any fiddling.
Once in, I noticed a clear improvement in throttle response and acceleration, especially at higher RPMs.
What impressed me most is the stability it offers during aggressive riding. You feel that extra bit of performance without any wobble or inconsistency.
It’s like it’s tuned specifically for racing, yet still reliable for everyday rides.
The price point is also pretty attractive—around $13—making it accessible for most enthusiasts looking to boost their ATV’s performance without breaking the bank. Plus, the company’s customer service was quick to respond when I reached out with a question.
Of course, it’s not a magic fix. If your engine is already in top shape, the gains might be subtle.
Also, fitting it requires some basic mechanical skills, so be prepared for a bit of DIY work.
Overall, this camshaft delivers solid performance and durability, making it a smart upgrade for racing or spirited riding. It’s a small investment that can really enhance your ATV’s power and responsiveness.
Trkimal Upgrade GY6 125cc 150cc CNC High Performance Racing
- ✓ Easy to install
- ✓ Precise CNC machining
- ✓ Boosts engine response
- ✕ Installation instructions not included
- ✕ Needs mechanical skills
| Compatibility | GY6 125cc-150cc 4-stroke engines (152QMI/157QMJ) |
| Camshaft Type | High performance CNC machined |
| Number of Teeth on Sprocket | 34 teeth |
| Material | CNC machined metal (implied for high performance racing components) |
| Installation | Easy to install, perfect fit (installation instructions not included) |
| Intended Use | Racing performance upgrade for ATV engines |
Many people assume that upgrading to a racing camshaft is just about gaining more power, but they overlook how critical fit and build quality are. When I installed the Trkimal GY6 125cc/150cc CNC high-performance camshaft, I immediately noticed how precisely it fit into my engine—no fiddling or adjustments needed.
The lightweight 34-teeth sprocket was a highlight. It spins smoothly, reducing strain on the engine, which is perfect for those quick bursts of speed on the trail or track.
What really surprised me was how easy it was to install. Even without detailed instructions, the design feels intuitive, fitting perfectly onto my GY6 engine without any hassle.
It’s clear that this upgrade is made with quality CNC machining, giving confidence in durability and performance.
During my test runs, I felt a noticeable boost in acceleration and throttle response. The high-performance camshaft really unlocked extra power, especially at higher RPMs, making my ATV feel more aggressive and responsive.
It’s a solid choice if you’re looking to squeeze out more from your 125cc or 150cc engine without breaking the bank. Just keep in mind, you’ll need to do some basic mechanical work, but overall, it’s straightforward for anyone comfortable with minor engine tweaks.
At just under $12, this camshaft delivers great value for racers or enthusiasts wanting a quick, effective upgrade. It’s been a game-changer for my ATV’s performance without any complicated setup or costly parts.