MOROSO MN-8TP4 Air Cleaner Oil Separator Cams Mz MN/8TP4 Air/oil
fits model: Twin. year: 2012.
( Brand: Moroso ), ( Manufacturer Part Number: MN/8TP4 ), ( Color: Black ), ( Compatible Make: Harley Davidson ), ( Compatible Model: Flhtcuse7 Cvo Ultra Classic Electra Glide ), ( Bundle Description: 1 Pc Genuine Moroso Air/oil Separ ), ( Type: Air/oil Separator For Twin Cams With Stock Air Cleaner ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )
Review MOROSO Mn/8tp4 Air/oil Separator Cams Stock Air Cleaner Mz fits TWIN 2012
The **Moroso MN/8TP4 Air/Oil Separator** is a meticulously engineered aftermarket component designed to enhance the performance and longevity of the air filtration system on **Twin Cam** engines, specifically tailored for the **2012 Honda CBR600RR MZ** and its air-cleaner setup. This precision-crafted separator serves as a critical interface between the air intake and the engine s internal lubrication system, ensuring that only clean, oil-free air enters the combustion chamber while efficiently capturing and recirculating the necessary oil mist for cylinder lubrication. Constructed from high-quality materials, the MN/8TP4 features a robust **aluminum housing** that balances durability with lightweight performance, reducing unnecessary weight while maintaining structural integrity under high RPM and G-forces. Its **threaded mounting design** ensures a secure and leak-proof fit, eliminating potential air leaks that could compromise engine efficiency or throttle response. The separator s internal baffle system is optimized for maximum oil separation, minimizing oil carryover into the intake while allowing just the right amount of mist to lubricate the cylinder walls a delicate balance that keeps the engine running smoothly without excessive oil consumption or carbon buildup. Ideal for riders seeking a **high-performance upgrade**, this Moroso separator is compatible with the stock air cleaner setup, making installation straightforward for those looking to refine their bike s breathing without a full air intake swap. Whether used as part of a broader performance tune or as a standalone upgrade, the MN/8TP4 delivers reliable separation, improved airflow, and enhanced engine protection, making it a standout choice for discerning riders who demand precision and performance from their Twin Cam-powered motorcycle.
### Pros and Cons of buying a Moroso MN/8TP4 Air/Oil Separator for a 2012 Suzuki MZ Twin Cam Air Cleaner
#### **Pros:**The Moroso MN/8TP4 air/oil separator is a well-regarded aftermarket upgrade for Suzuki Twin Cam engines, including the 2012 MZ model. Here are the key advantages:
1. **Improved Airflow and Performance**
The Moroso separator is designed to reduce air restriction compared to the stock unit, allowing for better airflow into the engine. This can lead to improved throttle response, especially in high-RPM situations, and may enhance overall engine performance.
2. **Enhanced Oil Separation Efficiency**
Moroso s design is optimized to more effectively separate oil from the air entering the engine. This reduces the risk of oil fouling the intake system, spark plugs, and combustion chamber, which can occur with stock separators over time. Cleaner air intake means less carbon buildup and improved engine longevity.
3. **Durability and Quality**
Moroso components are generally built to last, using high-quality materials and precise engineering. The MN/8TP4 is no exception, offering a robust alternative to the stock separator, which can degrade or become clogged more quickly, especially in high-mileage or aggressive riding scenarios.
4. **Compatibility and Easy Installation**
The Moroso separator is specifically designed for Suzuki Twin Cam engines, including the 2012 MZ, and is known for fitting without major modifications. Installation is straightforward, often requiring only basic tools, and can be done as a standalone upgrade or as part of a larger air intake system refresh.
5. **Reduced Carbon Buildup**
By improving oil separation and airflow, the Moroso separator helps minimize carbon deposits on intake valves, pistons, and spark plugs. This can lead to smoother operation, better fuel efficiency, and fewer issues related to carbon fouling, which is a common problem in modern high-compression engines like the Twin Cam.
6. **Positive Community Feedback**
Many riders and mechanics report noticeable improvements in engine performance and reliability after installing the Moroso separator. User reviews and forums often highlight its effectiveness in reducing oil carryover and improving throttle response, particularly in stock or lightly modified engines.
---
#### **Cons:** While the Moroso MN/8TP4 is a solid upgrade, there are some potential drawbacks to consider:1. **Cost**
The Moroso separator is more expensive than the stock unit, typically ranging between $50 and $80, depending on the retailer. For riders on a tight budget, this may be a significant investment, especially if other air intake upgrades (like a cold air intake or performance filter) are also desired.
2. **Minimal Performance Gains for Stock Engines**
If your 2012 Suzuki MZ is running stock with no modifications, the performance improvements from the Moroso separator may be subtle. The gains are more noticeable in engines that are already modified or in high-mileage bikes where oil fouling is a known issue. Expect modest improvements rather than dramatic power increases.
3. **Requires Maintenance**
Like any air/oil separator, the Moroso unit will need periodic cleaning or replacement of the oil baffle or filter elements. Neglecting maintenance can lead to oil leaks or reduced efficiency, negating the benefits of the upgrade. Riders must be diligent about checking and servicing the separator every 500 1,000 miles or as recommended by Moroso.
4. **Potential for Oil Leaks**
Some users report occasional oil leaks from the separator, particularly if the gaskets or seals degrade over time. While Moroso units are generally reliable, improper installation or low-quality gaskets can contribute to leaks. Ensuring a tight seal during installation is critical.
5. **Not a Standalone Power-Upgrade**
The Moroso separator is not a performance part in the traditional sense it doesn t add horsepower or torque. Its primary benefits are related to engine cleanliness and airflow efficiency. Riders looking for significant power gains should pair this upgrade with other modifications, such as a performance air filter, exhaust system, or ECU tuning.
6. **Limited Longevity in Harsh Conditions**
In extreme environments (e.g., heavy dust, sand, or salt exposure), the separator may wear out faster than expected. While Moroso units are durable, they are not indestructible, and riders in harsh conditions may need to replace them more frequently.
---
### **Conclusion:**The Moroso MN/8TP4 air/oil separator is a worthwhile upgrade for a 2012 Suzuki MZ Twin Cam, particularly if you re experiencing oil fouling, carbon buildup, or restricted airflow. It offers tangible benefits in terms of engine cleanliness, throttle response, and long-term reliability, making it a practical choice for riders who prioritize maintenance and performance. However, it is not a magic solution for power gains and requires regular upkeep to perform optimally.
For riders who are already investing in other air intake upgrades (e.g., cold air intakes, high-flow filters), the Moroso separator is a logical next step to ensure the entire system functions efficiently. If your budget is limited or you re not experiencing noticeable issues with the stock separator, the upgrade may not be urgent but it s a smart long-term investment for those who want to keep their engine running smoothly.
### **Recommendation:** **Install the Moroso MN/8TP4 if:**- You notice oil carryover or carbon buildup in your engine.
- You re upgrading other parts of your air intake system (e.g., replacing the stock air box or filter).
- You want to improve throttle response and reduce maintenance issues related to dirty air intake.
- You re willing to perform regular maintenance (cleaning or replacing the separator as needed).
**Avoid or delay installing it if:**- Your engine is running perfectly fine with the stock separator.
- You re on a tight budget and can t afford the upgrade at this time.
- You re not planning to ride in conditions that would benefit from improved oil separation (e.g., long-distance touring with frequent stops).
**Final Verdict:**The Moroso MN/8TP4 is a high-quality, effective upgrade for the 2012 Suzuki MZ Twin Cam, offering real-world benefits for engine health and performance. While it won t transform your bike into a high-performance machine, it s a practical and reliable choice for riders who want to optimize their air intake system. Pair it with proper maintenance, and it will pay dividends in smoother operation and extended engine life.
Details:
Moroso Air/Oil Separator for Twin Cams with Stock Air Cleaner 2012 mz: Status: In.
part #: mn8tp4 price
- $373.16
specifications intakefuelmotorcycle:
- for models: Twin
- for years: 2012
- brand: Moroso
- mpn: Mn/8tp4
- color: Black
- compatible make: Harley Davidson
- compatible model: Flhtcuse7 Cvo Ultra Classic Electra Glide
- bundle description: 1 Pc Genuine Moroso Air/oil Separ
- type: Air/oil Separator For Twin Cams With Stock Air Cleaner
- core charge: Free No Core Charge
- fitment type: Direct Replacement
payments intakefuelmotorcycle:
- wallet: Google-pay
- credit card: Discover
- other
shipping intakefuelmotorcycle:
- class: Standard
- service: Standard
- type: Fixed
- cost: $0.00
- transit: 4-5 Days
offer intakefuelmotorcycle:
- options: Ship-to-home
- sold: 0
- quantity: 1
- availability: In Stock
- started: March 21, 2026
seller intakefuelmotorcycle:
- # reviews: 19275
- rating: 98.9%
- city: Multiple warehouses
returns intakefuelmotorcycle:
- time: 30 Days
- paid by: Seller
- policy: Returns Accepted
general intakefuelmotorcycle:
- Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Other Air Intake Fuel Delivery
- condition: New
Moroso MN-8TP4 Is Similar To:
- 85717 Moroso Air Oil Separator Twin Cam With Cleaner Black (66.7% similar) From the factory, a motorcycles breather system vents excess crankcase vapors, un-burnt fuel, residual oil and moisture back into the intake which compromises performance and durability. Plumbs inline of the breather system and filters the excess crankcase vapors, exhaust vapors, residual oil and ...(January 28th, 2022)
- 85719 Moroso Air Oil Separator For Twin Cam With Teardrop Cleaner (70.4% similar) It filters out crankcase vapors, oil mist condensation that normally vent to the intake system. This will keep your air filter, throttle body, intake, pistons valves free of excessive oil and carbon build up. New condition...(February 14th, 2022)
- 85723 Moroso Air Oil Separator With Stock And Se Cleaners Bl (64.2% similar) From the factory, a motorcycles breather system vents excess crankcase vapors, un-burnt fuel, residual oil and moisture back into the intake which compromises performance and durability. Plumbs inline of the breather system and filters the excess crankcase vapors, exhaust vapors, residual oil and ...(March 2nd, 2022)
- Moroso 85711 Air Oil Separator For Universal V-twin Black (53.7% similar) It filters out crankcase vapors, oil mist condensation that normally vent to the intake system. This will keep your air filter, throttle body, intake, pistons valves free of excessive oil and carbon build up. New condition...(June 5th, 2022)
- Moroso Air Oil Separator V-twin Univ Breather 85710 (55.8% similar) Moroso air oil separator v-twin univ. Breather 85710. It filters out crankcase vapors, oil mist condensation that normally vent to the intake system. This will keep your air filter, throttle body, intake, pistons valves free of excessive oil and carbon build up. New condition...(June 23rd, 2022)
- Moroso 85714 Air Oil Separator For Twin Cams With Stock Air Cleaner Black (84% similar) It filters out crankcase vapors, oil mist condensation that normally vent to the intake system. This will keep your air filter, throttle body, intake, pistons valves free of excessive oil and carbon build up. New condition...(July 17th, 2022)
- Moroso 85716 Air Oil Separator For Twin Cams With V h Vo2 Air Cleaner Polished (74.8% similar) It filters out crankcase vapors, oil mist condensation that normally vent to the intake system. This will keep your air filter, throttle body, intake, pistons valves free of excessive oil and carbon build up. New condition...(July 25th, 2022)
- Moroso Mn dc19 Air oil Separator For Twin Cams With S s Teardrop Air Cleaner Wa (80.8% similar) Moroso air/oil separator for twin cams weatherstrip air cleaner WA: status: in stock...(February 9th, 2025)
- Moroso Mn p2k1 Air oil Separator For Twin Cams With S s Teardrop Air Cleaner Co (82.1% similar) Moroso air/oil separator for twin cams weatherstrip air cleaner co: status: in stock...(February 9th, 2025)
- Moroso Mn f5rh Air oil Separator For Twin Cams With S s Teardrop Air Cleaner Ny (80.8% similar) Moroso air/oil separator for twin cams weatherstrip air cleaner NY: status: in stock...(February 9th, 2025)
- Moroso Mn 9ems Air oil Separator For Twin Cams With S s Teardrop Air Cleaner Zp (80.8% similar) Moroso air/oil separator for twin cams weatherstrip air cleaner zap: status: in stock...(February 9th, 2025)
