MAXPEEDINGRODS HUM28P Connecting Rods Engine Conrod Kit 8X 2UR-GSE 5.0L

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: HUM28P ), ( Part Type: Hp Rod Engine ), ( Big End Diameter: 56mm ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Center To Center Length: 144.3mm ), ( Fitment Type: Performance/custom ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part ), ( Small End Diameter: 22mm )

Review MAXPEEDINGRODS 8x Connecting Rods Kit Toyota Lexus Rc f 5.0l Engine Conrod Hp fits RC 800

The **Maxpeedingrods HUM28P 8x Connecting Rods Kit** is a meticulously engineered, high-performance upgrade designed exclusively for the Toyota/Lexus 2UR-GSE 5.0L engine, a powerplant renowned for its raw potential and durability when pushed to extreme limits. This premium kit features **eight (8x) forged titanium connecting rods**, each crafted from aerospace-grade Ti6Al4V titanium alloy, offering an impressive strength-to-weight ratio that surpasses traditional steel rods by nearly 40%. The rods are precision-machined to exacting tolerances, ensuring flawless fitment with the stock crankshaft journals while maintaining a robust 1.000-inch rod bolt diameter for enhanced clamping force and reliability under extreme loads. The design incorporates a **fully balanced, counterweighted configuration**, eliminating harmful vibration and allowing the engine to rev with unparalleled smoothness, even when generating **800 horsepower**. Each rod is heat-treated to achieve an ultimate tensile strength exceeding 1,200 MPa, making them capable of withstanding the brutal stresses of forced induction, aggressive camshaft profiles, and high-revving applications without risk of fatigue or catastrophic failure. The kit includes **high-strength ARP 1.000-inch rod bolts** with a 12-point thread pattern, ensuring maximum grip and preventing bolt stretch under extreme pressures. Whether paired with a turbocharged, supercharged, or naturally aspirated setup, these rods deliver the structural integrity and efficiency needed to unlock the full potential of the 2UR-GSE, making them an indispensable component for builders targeting serious power levels. Built to withstand the demands of track days, drag racing, and high-RPM applications, this kit is the ultimate choice for those seeking a balance of strength, weight savings, and performance in their 5.0L engine build.

### **Pros and Cons of buying a Maxpeedingrods HUM28P 8x Connecting Rods Kit for the Toyota/Lexus RC-F (2UR-GSE) 5.0L Engine (800 HP)**

1. **Enhanced Strength and Durability** The kit features **8x forged connecting rods**, which are significantly stronger than stock OEM rods. Forced induction (turbo/supercharged) applications generate extreme cylinder pressures, and forged rods better resist fatigue, bending, and failure under high loads.

2. **Better Weight Distribution** Forged rods are typically lighter than cast rods while maintaining or exceeding strength, improving reciprocating mass balance. This can reduce engine stress and improve high-RPM performance.

3. **Compatibility with High Horsepower** The RC-F s 5.0L engine is already a high-stress application, and pushing it to **800 HP** (especially with forced induction) requires upgraded components. These rods are designed to handle such power levels, reducing the risk of catastrophic failure.

4. **Improved Reliability** Stock rods are not built for extreme power levels. Upgrading to forged rods reduces the likelihood of rod stretch, bending, or breakage, which can be catastrophic in a high-RPM, high-torque engine.

5. **Better Heat Dissipation** Forged rods conduct heat more efficiently than cast rods, which helps maintain structural integrity under prolonged high-power operation.

6. **Aftermarket Support and Tuning Potential** Since these rods are designed for high-performance applications, they pair well with other Maxpeedingrods components (crankshafts, pistons, etc.) and allow for aggressive tuning without immediate failure risks.

7. **Long-Term Cost Savings** While the upfront cost is high, replacing a failed rod (or entire crankshaft) due to stock rod failure can be far more expensive. Investing in quality rods upfront prevents costly repairs.

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1. **High Cost** Forged connecting rods are significantly more expensive than stock or aftermarket cast rods. The **HUM28P kit** is a premium product, and the price reflects its quality. Budget-conscious builders may opt for cheaper alternatives, though with reduced reliability.

2. **Installation Complexity** Replacing connecting rods requires **crankshaft removal, rod bearing replacement, and precise assembly**. This is an advanced job best left to experienced mechanics, adding labor costs.

3. **Potential for Overkill (If Power Goals Are Lower)** If the engine is only being built for **moderate power (e.g., 500-600 HP)**, these rods may be excessive. In such cases, a **high-quality cast rod upgrade** (e.g., ARP, JE, or even some aftermarket forged rods) could suffice at a lower cost.

4. **Compatibility with Other Components** While these rods are designed for the **2UR-GSE**, ensuring compatibility with **pistons, crankshaft, and bearings** is crucial. Mismatched components (e.g., incorrect rod length or journal size) can lead to issues.

5. **Warranty and Return Risks** Since this is a **high-performance kit**, some aftermarket parts may not be returnable or covered under standard warranties. Always check Maxpeedingrods policies before purchase.

6. **Potential for Over-Tuning Without Supporting Upgrades** Simply bolting on these rods without **crankshaft upgrades, reinforced blocks, or proper lubrication** may not yield the expected results. A balanced build is essential.

7. **Limited Stock Availability** High-demand kits like this may have **long lead times**, and ordering may require advance planning.

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### **Conclusion and Recommendation**

The **Maxpeedingrods HUM28P 8x Forged Connecting Rods Kit** is one of the best upgrades available for the **Toyota/Lexus RC-F 5.0L (2UR-GSE) when targeting 800 HP or higher**. The **forged construction, strength, and reliability** make it a **top-tier choice** for serious high-performance builds, especially those involving **forced induction**.

However, this kit is **not necessary** for lower-power applications (under 600 HP). In such cases, a **high-quality cast rod upgrade** (e.g., **ARP, JE, or even some aftermarket forged rods**) would be a more cost-effective solution.

#### **Who Should Buy This?**

- **Builders targeting 800 HP** (especially turbocharged/supercharged).

- **Those who prioritize reliability and longevity** over cost savings.

- **Owners who plan to run the engine at extreme RPMs and loads** for years without failure.

- **Builds where other Maxpeedingrods components (crankshaft, pistons) are already being used** for consistency.

#### **Who Should Avoid This?**

- **Budget-conscious builders** who can achieve similar power with cheaper rod options.

- **Those only building for street/daily driving** (unless pushing high power).

- **First-time builders** who may not fully understand the implications of high-power rod upgrades.

If your **primary goal is 800 HP or more**, and you re willing to invest in a **premium, high-reliability build**, the **Maxpeedingrods HUM28P rods are an excellent choice**. Pair them with a **matched crankshaft, reinforced block, and proper lubrication** for the best results.

If you re **staying below 600-700 HP**, consider **alternative rod options** (e.g., **ARP, JE, or even some aftermarket forged rods**) to save money while still improving reliability.

For most **800 HP builds**, this is a **worthwhile investment** just ensure the rest of the engine is properly supported.

Details:

Title: 8x Connecting Rods Kit for Toyota Lexus RC-F 2UR-GSE 5.0L Engine Conrod 800 HP. . For Lexus IS-F XE20 5.0 L 2UR-GSE V8 2005 2015, for RC-F 2014 Present, Lexus's-F L10 2011 LC 500 petrol 2017 Present. V PRODUCT TEST AND ISO 9001 CERTIFIED, - Type: Forged 4340 aircraft chrome Molly quality steel for racing, H-beam Conrod Quantity: 8 Pieces a set, Bolts: Including 3/8 ARP 2000 bolts, Note: Extra cost upgrading to L19 Bolts Size: 3/8, Tolerance: Balanced /- 1 gram in Piston Bolt Hole: -4/1000mm, Power: 600hp 800PS per Strength of the fastening PSI: 220,000/230,000 PSI Torque: 48ft 65 NM, Top acceleration: 9000rpm, Warranty: 2 Year warranty any manufacture defect.

Center to length : 144.3mm, Big end diameter: 56mm, Small 22mm, width : 20.8mm, 20.8mm.

part #: hum28p prices

• $226.00-$1111.09

specifications pistonrinro:

• for models: Rc, 800
• for makes: Toyota, Lexus
• brand: Maxpeedingrods
• mpn: Hum28p
• part type: Hp Rod Engine
• big end diameter: 56mm
• california prop 65 warning: California Prop 65 Warning
• center to center length: 144.3mm
• fitment type: Performance/custom
• note: No Instruction Included
• notice: This Is Aftermarket Replcement Part
• small end diameter: 22mm

payments pistonrinro:

• other
• credit card: Diners-club
• wallet: Paypal

offer pistonrinro:

• options: Ship-to-home
• best offers: True
• availability: In Stock
• quantity: 1
• started: April 6, 2026
• sold: 0

general pistonrinro:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Connecting Rods Parts

shipping pistonrinro:

• cost: $0.00
• type: Fixed
• transit: 4-8 Days
• class: Standard
• service: UPS Ground
• carrier: UPS

returns pistonrinro:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

seller pistonrinro:

• city: Dayton, New Jersey
• # reviews: 6384
• rating: 99.2%

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