fits model: Cbr600. make: Honda. year: 1987–1989.

( Manufacturer Part Number: 13101-MN4-020 ), ( Part Type: Hurricane Piston Rod ), ( Vintage Part: Yes ), ( Compatible Year: 1987, 1988, 1989 ), ( Country Of Origin: Japan )
The **Honda 13101-MN4-020 Piston and Connecting Rod Set** for the **1987 1989 CBR600 Hurricane** is a meticulously engineered aftermarket replacement designed to restore peak performance, reliability, and longevity to one of the most iconic liquid-cooled, inline-four motorcycles of the late '80s. Crafted to exacting specifications, this high-quality set features **forged aluminum pistons** with precision-machined rings and a **heat-treated, high-strength connecting rod** that delivers superior durability under extreme RPM and high-load conditions. The pistons are engineered with a **dished profile** optimized for the CBR600 s high-revving nature, ensuring efficient combustion and reduced detonation risk, while the **oil control rings** and **compression rings** are designed to maintain optimal sealing for improved power output and fuel efficiency. This set is ideal for riders seeking to enhance their engine s performance, whether for track use, high-speed cruising, or simply restoring a classic bike to factory or better condition. Built to withstand the demands of modern fuels and high-performance modifications, the **MN4-020** set is a trusted choice among mechanics and enthusiasts who demand precision, strength, and longevity in their rebuilds. Whether replacing worn components, upgrading for increased power, or ensuring a smooth-running engine, this piston and rod assembly is a critical upgrade for any CBR600 owner looking to preserve or enhance their bike s legendary performance legacy.
### **Pros and Cons of buying a Honda 13101-MN4-020 (1987-1989 CBR600 Hurricane Piston/Connecting Rod Set)**
#### **Pros:**1. **Direct Fitment** This is an OEM replacement part designed specifically for the 1987-1989 Honda CBR600F Hurricane, ensuring compatibility without modification.
2. **Reliability** Honda s piston and connecting rod assemblies are known for durability, especially when sourced from reputable aftermarket suppliers that replicate OEM quality.
3. **Performance Potential** If the original components were worn or damaged, replacing them with fresh parts can restore power, reduce oil consumption, and improve engine longevity.
4. **Cost-Effective Replacement** Compared to a full engine rebuild or replacement, this set is a budget-friendly way to address internal engine wear.
5. **Ease of Installation** While engine work requires mechanical skill, this is a relatively straightforward upgrade compared to more complex modifications.
6. **Preventative Maintenance** If the engine shows signs of wear (knocking, oil leaks, compression loss), replacing these components early can prevent catastrophic failure.
7. **Availability of Parts** Honda s older models still have a decent aftermarket presence, making it easier to find additional components if needed during installation.
#### **Cons:**1. **Age of the Design** The CBR600F s engine is nearly 40 years old, meaning it may not match modern performance standards or durability expectations.
2. **Potential for Hidden Damage** If the engine has been previously damaged (bent rods, cracked pistons, or worn bearings), the issue may persist even after replacing these parts.
3. **Skill Dependency** Installing pistons and rods requires precision disassembly, measuring, and reassembly. Mistakes can lead to engine damage or failure.
4. **Limited Longevity Without Full Rebuild** While this set will help, if the rest of the engine (crankshaft, bearings, camshaft) is worn, the improvement may be short-lived.
5. **Cost of Labor** Even if the parts are affordable, professional labor for engine work can be expensive, making the total cost higher than anticipated.
6. **Market Scarcity** Authentic OEM parts for older Hondas can be hard to find, and aftermarket replicas may vary in quality. Counterfeit or low-quality sets could cause premature failure.
7. **No Major Power Gain** Unlike high-performance upgrades, this is a maintenance/repair part expect no significant power increase, just restored reliability.
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### **Conclusion**
The **Honda 13101-MN4-020 piston/connecting rod set** is a **practical and cost-effective solution** for restoring or maintaining the internal health of a 1987-1989 CBR600F Hurricane. It is ideal if:
- The engine shows signs of wear (knocking, oil consumption, compression loss).
- You want to prevent further damage before a full rebuild.
- You have the mechanical skill (or access to a trusted mechanic) to install it properly.
However, if the engine has **severe internal damage** (bent rods, cracked pistons, worn crankshaft), this set alone may not be sufficient, and a **full engine overhaul** could be necessary. Additionally, if the bike is used for heavy riding or track use, consider whether a **modern engine upgrade** (such as a CBR600RR or aftermarket kit) would be more beneficial long-term.
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### **Recommendation**
**Buy the set if:**You re performing routine maintenance or addressing early-stage engine wear.
You have the tools and experience (or a trusted mechanic) to install it correctly.
You want to avoid a full rebuild for now while keeping the bike reliable.
**Avoid or reconsider if:**The engine has **visible internal damage** (e.g., bent rods, excessive play in the crank).
You lack confidence in your ability to install it properly.
You re planning to **heavily modify** the bike and would benefit more from a modern engine.
**Alternative Considerations:**- If the bike is a project, **check for a used but serviceable engine** from a wrecked CBR600F.
- If performance is a priority, research **aftermarket piston/rod kits** designed for modern tuning.
- If the engine is beyond repair, weigh the cost of a **full rebuild vs. swapping in a used engine**.
Ultimately, this part is a **solid choice for maintenance**, but its effectiveness depends on the **current condition of the rest of the engine** and the **quality of installation**. Always verify the supplier s reputation to ensure genuine, high-quality components.
I do not know if these fit any other years. 87-89 Honda Hurricane 600 pistons and connecting rods, used. Set of 4 from same engine. Pistons are discontinued and no longer available.
Piston rings and rod bearings also come with it.