fits model: A3, A4, A6, S4, Turbo. make: Audi.

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: 84TZXP ), ( Big End Diameter: 50.6mm/1.992 ), ( Big End Width: 19.9mm /0.784 ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Center To Center Length: 144mm/5.67 ), ( Horse Power: Single ), ( Complete Set: 600-800hp ), ( Important Notice: Package Included, Professional Installation Required ), ( Please Note That Big End Width: 19.9mm ), ( Manufacturer Warranty: 2 Years ), ( Material: Steel ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part ), ( Pin Type: Suitable For The Floating Piston Pin ), ( Quality: Tuv Certification Connecting Rods Conrods ), ( Small End Diameter: 19mm /0.748 Tapered Small End ), ( Strength Of The Fastening: Psi , 000 Psi, The Optional Arp L19 Material At 260, 000 Psi ), ( Type: Connecting Rod Set ), ( Weight Tolerance: Balanced To / 1 Gram In Set )
The **Maxpeedingrods 84TZXP 4x 19mm Beam Racing Connecting Rods** are a high-performance, precision-engineered upgrade designed exclusively for Audi s 1.8T turbocharged engines found in the A3, A4, A6, and S4 models, including those equipped with the **FSI or TFSI** configurations. Crafted from **forged 4340 chromium-molybdenum steel**, these rods are built to withstand extreme stress, delivering unmatched durability and reliability under high RPM and aggressive power outputs. The **84mm beam design** enhances rigidity while reducing weight, allowing for improved piston acceleration and better valve overlap, which directly translates to increased horsepower and torque. Each rod features a **19mm beam width**, optimizing the rod s strength-to-weight ratio for optimal power delivery and reduced reciprocating mass, a critical factor in high-revving applications. The **precision-machined rod caps** are secured with **high-strength ARP bolts**, ensuring a lock-tight fit that resists loosening under extreme forces, while the **oil holes** are strategically placed to ensure consistent lubrication, even at peak performance levels. These rods are not just an upgrade they are a **critical component** for those pushing their Audi s limits, whether for track use, high-speed drag sessions, or relentless daily driving with modified turbocharged setups. Engineered to meet the demands of **beam racing and forced induction**, the 84TZXP rods are a **must-have** for enthusiasts seeking to extract every ounce of performance from their 1.8T engine while maintaining structural integrity. With their **superior strength, lightweight construction, and race-proven design**, these rods are the ideal choice for those who refuse to compromise on power or reliability.
### **Pros and Cons of Buying Maxpeedingrods 84TZXP 4x 19mm Connecting Rods for Audi A3/A4/A6/S4 1.8T Turbo (Beam Racing)**
#### **Pros:**1. **Performance Gains** These rods are designed for increased power output, allowing for higher RPM and torque retention. The 19mm beam racing rods are built for durability under high-stress conditions, making them suitable for forced induction setups (turbocharged engines).
2. **Durability and Strength** The 84TZXP rods are forged from high-quality steel, which provides superior strength compared to stock rods. This reduces the risk of rod failure under heavy loads, making them ideal for aggressive driving or engine modifications.
3. **Compatibility with Beam Racing Engines** Since these rods are specifically designed for the 1.8T Audi engines (common in the A3, A4, A6, and S4), they integrate well with beam racing engine builds, ensuring proper fitment with pistons, crankshafts, and other components.
4. **Lightweight Construction** While still strong, these rods are lighter than stock rods, which can help improve engine balance and reduce reciprocating mass, potentially allowing for higher RPM stability.
5. **Aftermarket Support and Customization** Maxpeedingrods is a well-known brand in the high-performance aftermarket, meaning these rods are backed by technical support, and they can be paired with other performance parts (e.g., forged pistons, upgraded crankshafts, or stronger bearings).
6. **Potential for Increased Reliability** If installed correctly with matching components (e.g., reinforced oil squirters, upgraded bearings, and proper lubrication), these rods can significantly improve engine longevity under high-power conditions.
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#### **Cons:**1. **Cost** High-performance rods like these are significantly more expensive than stock rods. The price point may be prohibitive for casual drivers or those on a tight budget, especially when factoring in additional required modifications (e.g., pistons, bearings, or engine rebuild costs).
2. **Installation Complexity** Replacing connecting rods requires a full engine teardown, which is labor-intensive and best left to experienced mechanics. Improper installation can lead to catastrophic engine failure, so this is not a DIY-friendly upgrade.
3. **Requires Supporting Modifications** Simply swapping rods without upgrading other components (e.g., pistons, crankshaft, bearings, or oil system) can lead to premature wear or failure. A full engine rebuild or at least a major overhaul is often necessary to ensure compatibility and reliability.
4. **Potential for Increased Stress on Other Components** While the rods are stronger, the rest of the engine (e.g., crankshaft, bearings, oil pump) must also be capable of handling the increased loads. Weak points elsewhere in the engine could become failure points if not addressed.
5. **Limited Use for Stock or Mildly Modified Engines** If you re not planning significant power increases (e.g., 300 HP), the benefits of these rods may not justify the cost. They are best suited for high-RPM, turbocharged builds rather than stock or mildly tuned engines.
6. **Warranty and Voiding Concerns** Installing aftermarket rods typically voids the manufacturer s warranty on the engine. If you plan to keep the vehicle under warranty, this could be a significant drawback.
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### **Conclusion and Recommendation**
The **Maxpeedingrods 84TZXP 19mm connecting rods** are a **high-end, performance-focused upgrade** best suited for **serious engine builders** working on **Audi 1.8T turbocharged engines** (A3, A4, A6, S4) with significant power goals (300 HP). They offer **superior strength, durability, and potential for higher RPM stability**, but they come with **high costs, complex installation requirements, and the need for supporting modifications**.
#### **Who Should Buy These Rods?**
- **High-performance tuners** looking to push their 1.8T engine beyond stock limits.
- **Engine rebuilders** working on a **full beam racing or high-RPM build**.
- **Drivers** who prioritize **reliability under extreme loads** and are willing to invest in a **complete engine upgrade**.
#### **Who Should Avoid These Rods?**
- **Casual drivers** or those on a budget who only want mild power gains.
- **DIY enthusiasts** without access to professional engine rebuild services.
- **Owners** who plan to keep the vehicle under manufacturer warranty.
- **Those** who haven t budgeted for **additional required upgrades** (pistons, crankshaft, bearings, oil system).
#### **Final Recommendation:**If you are **committed to a high-performance build** for your Audi 1.8T and have the **budget and technical resources** to support it, these rods are an **excellent choice** for **durability and power potential**. However, if you are **not planning a full engine overhaul** or only want **modest power increases**, consider **lighter upgrades** (e.g., forged pistons, upgraded internals) before investing in premium rods.
For best results, **consult with a reputable engine builder** to ensure proper component matching and installation. If you re unsure about the scope of work required, it may be worth exploring **alternative performance upgrades** that offer a better **cost-to-benefit ratio** for your specific goals.
offers a minimum one year, unlimited mileage warranty on most of parts sold, some are otherwise noted longer manufacturer Each rod is magnetic particle tested to ensure free of flaws, 10.Use X-rated, sonic tested, 11.Custom Service. Advertised Horsepower Rating:200HP/piece, Top acceleration: 9000rpm, package size 28CM 21CM 10CM. It begins from the date purchased.
Shot-preened finish to remove potential for stress risers, 6.High precision CNC machined,Precision rod cap alignment dowels, 7.Bores finished /- .005mm, 8.Balanced within 1per rod, 9. Factory Warranty. >>you might also like. V PRODUCT TEST AND ISO 9001 CERTIFIED, 2.
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