fits model: Rc. make: Toyota, Lexus.

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: 39NC60 ), ( Part Type: Rod Engine ), ( Big End Diameter: 54.6mm ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Center To Center Length: 157.5mm ), ( Country Of Origin: China ), ( Fitment Type: Performance/custom ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part ), ( Small End Diameter: 22mm )
The **Maxpeedingrods 39NC60 Titanium Performance Connecting Rods** are a cutting-edge upgrade designed exclusively for the high-performance demands of the **Toyota 2.0L Twin-Turbo (2TR-FTS) and Lexus 8AR-FTS** engines, delivering a precision-crafted solution for enthusiasts seeking maximum durability, efficiency, and power output. Engineered from **Grade 5 Titanium**, these rods are forged using an advanced **near-net-shape casting process**, followed by rigorous **heat treatment and machining** to achieve an optimal balance of strength, weight reduction, and fatigue resistance. Each rod is meticulously **titanized** a proprietary process that enhances surface hardness while maintaining elasticity eliminating the risk of stress fractures and ensuring longevity even under extreme loads. The **39mm small-end diameter** and **60mm bolt circle** are optimized for the 8AR-FTS s specific crankshaft geometry, allowing for improved piston-to-wall clearance and reduced reciprocating mass, which translates to higher RPM stability and reduced engine strain. These rods are not merely a replacement but a **performance-enhancing component**, designed to support turbocharged builds, forced induction setups, and high-revving applications without compromising structural integrity. Whether paired with a **high-flow turbocharger, aggressive camshafts, or a nitrous kit**, the Maxpeedingrods 39NC60 rods provide the rigidity and reliability needed to push the 2.0T/Lexus 8AR-FTS beyond factory limits while maintaining precision and longevity. Built to withstand **excessive torque and high-speed stresses**, these rods are a critical upgrade for builders targeting **serious power gains**, offering a seamless integration with aftermarket pistons, crankshafts, and supporting components. With their **lightweight yet ultra-strong construction**, they reduce overall engine inertia, allowing for quicker spool times and improved throttle response making them an ideal choice for both street and track applications. Backed by Maxpeedingrods reputation for **engineering excellence and meticulous quality control**, these titanium rods represent the pinnacle of aftermarket connecting rod technology for the 2.0T/Lexus 8AR-FTS platform.
**Pros and Cons of Buying Maxpeedingrods 39NC60 Titanized Performance Connecting Rods for the Toyota 2.0T/Lexus 8AR-FTS Engine**
### **Pros**
1. **Enhanced Strength and Durability** Titanized rods are significantly stronger than stock rods due to the titanium coating, which improves fatigue resistance and reduces the risk of failure under high stress. This is particularly beneficial for engines running forced induction, high RPM, or aggressive power modifications.
2. **Reduced Weight** While titanium rods are heavier than forged steel rods, they are still lighter than stock rods, which can help improve engine balance and reduce reciprocating mass. This can lead to slight gains in high-RPM performance and smoother operation.
3. **Compatibility with High-Performance Applications** The 39NC60 rods are designed for engines with larger pistons (39mm stroke) and are commonly used in turbocharged or supercharged 2.0T/Lexus 8AR-FTS builds. They are a popular choice for builders pushing power beyond stock limits.
4. **Improved Fatigue Life** The titanium coating helps mitigate stress concentrations, which can extend the lifespan of the rods under extreme conditions, such as nitrous boost or aggressive tuning.
5. **Better for Forced Induction** Since the 2.0T/Lexus 8AR-FTS engine is already a turbocharged application, these rods are better suited to handle the increased cylinder pressures and stresses that come with forced induction.
6. **Aftermarket Support and Reputation** Maxpeedingrods is a well-known brand in the performance aftermarket, and these rods have a strong track record in similar applications (e.g., 2.0T, 2.5T, and 3.5T engines). Many builders trust them for high-power builds.
7. **Potential for Higher RPM Reliability** The improved strength characteristics can allow for safer operation at higher RPMs, which is beneficial for engines modified for track use or high-revving applications.
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### **Cons**
1. **Cost** Titanized rods are significantly more expensive than stock rods or even standard forged steel rods. For a 2.0T/Lexus 8AR-FTS engine, the price can be prohibitive for casual enthusiasts or those on a budget.
2. **Installation Complexity** Replacing connecting rods requires disassembly of the engine, including the removal of the crankshaft, pistons, and rod bearings. This is a labor-intensive job that often requires specialized tools and expertise, adding to the overall cost.
3. **Limited Stock Availability** While these rods are popular, they may not always be in stock, and lead times can vary depending on demand. This could delay engine modifications if you're working on a project with a tight timeline.
4. **Potential for Overkill** If the engine is not heavily modified (e.g., stock turbo, mild tuning, or low boost), the benefits of these rods may not be fully realized. For such applications, a more budget-friendly upgrade (e.g., stock rods with upgraded bearings or a simpler rod set) might suffice.
5. **Compatibility Considerations** While the 39NC60 rods are designed for the 2.0T/Lexus 8AR-FTS, ensuring perfect fitment with pistons, crankshaft, and bearings is critical. Mismatched components (e.g., incorrect piston pin size or crankshaft journal dimensions) could lead to issues. Always verify compatibility with your specific build.
6. **Maintenance and Inspection Requirements** High-performance rods, even titanium-coated ones, require careful inspection during maintenance. Any signs of stress, cracks, or wear should be addressed immediately to prevent catastrophic failure.
7. **Learning Curve for Builders** If you're not experienced with engine rebuilding, the process of installing these rods can be daunting. Mistakes during assembly (e.g., incorrect rod bearing clearance, improper torque specs) could compromise performance or reliability.
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### **Conclusion and Recommendation**
The **Maxpeedingrods 39NC60 Titanized Performance Connecting Rods** are an excellent choice for **serious builders** working on a **high-performance 2.0T/Lexus 8AR-FTS engine** with significant modifications, such as:
- **Aggressive turbo upgrades** (e.g., larger turbos, custom manifolds)
- **High boost levels** (e.g., 20 psi)
- **Nitrous oxide (NOS) applications**
- **Track or high-RPM applications** (e.g., 8,000 RPM)
- **Builds targeting 400 horsepower or higher**
For these applications, the **strength, durability, and fatigue resistance** of the titanium-coated rods justify the investment. They provide a significant upgrade over stock rods and are a reliable choice for builders who prioritize long-term reliability under extreme conditions.
However, if your project is **mildly modified** (e.g., stock turbo, low boost, or minimal tuning), the cost may not be justified. In such cases, consider:
- **Stock rods with upgraded bearings** (e.g., INA or Fel-Pro)
- **Budget-friendly forged steel rods** (e.g., ARP, JE, or other aftermarket options)
- **A more gradual power increase** to assess whether stronger rods are needed
**Final Recommendation:**- **Buy these rods if:** You are building a **high-performance, high-stress 2.0T/Lexus 8AR-FTS engine** (e.g., turbocharged, nitrous, or track-focused) and can afford the premium.
- **Avoid these rods if:** Your build is **mildly modified** or you're on a tight budget, as the benefits may not be fully realized.
Always pair these rods with **high-quality pistons, crankshaft, bearings, and tuning** to ensure optimal performance and reliability. Consult with a **reputable engine builder or performance tuner** to confirm compatibility and installation best practices.
Opening Hours: 7x24. For Toyota 8AR-FTS 2.0L Connecting Rods, Fit for Lexus NX 200t renamed 300 AGZ10/15 8AR-FTS, IS XE30 GS L10 RX AL20 Crown RC Highlander XU50, China Harrier Turbo XU60, Japan, 2017 Material Tyrannizing 4340 Steel, Type H-Beam Rod, Quantity Set of 4 Pieces as showing in picture, Weight Tolerance Balanced to /- 1 gram set, Bolts Including 3/8 ARP 2000 bolts, Note Extra cost upgrading L19 Warranty Year warranty. Dimensions, to length 157.5mm, Big end diameter 54.6mm, Small 22mm, width 21.8mm, 21.8mm.