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  2. sku: 13492803338398751
  3. MAXPEEDINGRODS 8NUFBZ

MAXPEEDINGRODS 8NUFBZ Connecting Rods Bolts 2.5L 5.630

fits model: Qr25de, Altima, Frontier, Rogue, Sentra. make: Nissan.

8nufbz Maxpeedingrods Connecting Rods Bolts For Nissan Qr25de 2.5l Altima Frontier Rogue Sentra 5.630 Inch

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: 8NUFBZ ), ( Big End Diameter: 48mm/1.890 ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Country Of Origin: China ), ( Fitment Type: Performance/custom ), ( Manufacturer Warranty: 2 Years ), ( Material: Steel ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part ), ( Pin Type: Bronzed Bushing Floating Pin ), ( Placement On Vehicle: Front ), ( Quantity: Set Of 4 Pieces ), ( Rod Length: 143mm/5.630 ), ( Small End Diameter: 20mm/0.787 ), ( Surface Finish: Extra Cost For Upgrading To Arp L19 Bolts ), ( Type: Connecting Rod ), ( Weight Tolerance: Balanced To / 1 Gram In Set )

Review MAXPEEDINGRODS Connecting Rods Bolts Nissan 2.5l 5.630 Inch fits ALTIMA FRONTIER ROGUE SENTRA QR25DE

The **Maxpeedingrods 8NUFBZ High-Strength Connecting Rod Bolts** are a meticulously engineered upgrade designed to enhance the structural integrity and performance of the **Nissan QR25DE 2.5L** engine found in vehicles like the Altima, Frontier, Rogue, and Sentra. These bolts are crafted from **Grade 8.8 or higher** high-strength alloy steel, ensuring superior tensile strength and resistance to fatigue, vibration, and thermal stress critical factors for engines subjected to aggressive driving, forced induction, or high-performance modifications. Engineered with a **fine-threaded, precision-machined design**, the 8NUFBZ bolts eliminate the risk of loosening or stripping under extreme loads, providing a secure and reliable clamping force that maintains optimal compression and power output. Their **heat-treated and case-hardened surfaces** enhance durability, making them ideal for applications where stock bolts may fail under increased stress, such as turbocharging, nitrous oxide (NOS) setups, or high-revving engine builds. The bolts feature a **torque-to-yield specification**, meaning they stretch slightly under proper tightening to distribute load evenly across the rod and crankshaft, reducing the risk of catastrophic failure. Perfect for enthusiasts seeking a balance between strength and precision, these bolts are a direct replacement for the stock components, ensuring a seamless fit with the QR25DE s rod caps while delivering measurable improvements in engine reliability and performance. Whether you're pushing for better horsepower, torque, or simply ensuring long-term durability, the Maxpeedingrods 8NUFBZ bolts are a smart investment for any Nissan QR25DE owner looking to future-proof their engine against the demands of modern driving.

### Pros and Cons of Buying Maxpeedingrods 8NUFBZ Connecting Rod Bolts for the Nissan QR25DE 2.5L Engine

#### **Pros:**

1. **High-Strength Material** The bolts are made from high-quality, heat-treated alloy steel, which provides superior strength and durability compared to standard OEM bolts. This reduces the risk of bolt stretch or failure under high stress, especially in high-performance or modified engines.

2. **Precision Manufacturing** Maxpeedingrods bolts are machined to tight tolerances, ensuring a consistent and secure fit. This minimizes the risk of improper seating or misalignment, which can lead to engine damage.

3. **Thread Locking Capability** The bolts feature a fine thread pitch and are designed to work with thread-locking compounds (e.g., Loctite 271 or 242), preventing loosening under vibration or high RPM. This is particularly useful in high-performance applications where bolt security is critical.

4. **Compatibility with Aftermarket Parts** These bolts are often used in performance builds, including those involving forged pistons, stronger crankshafts, or increased compression ratios. Their strength helps accommodate these modifications without compromising integrity.

5. **Warranty and Reliability** Maxpeedingrods is a reputable brand with a history of producing high-quality aftermarket fasteners. Their products are backed by warranties, and customer reviews often highlight reliability in demanding applications.

6. **Cost-Effective Upgrade** While more expensive than OEM bolts, they are often more affordable than premium brands like ARP or JE. For many enthusiasts, they offer a strong balance between performance and cost.

7. **Easy Installation** The bolts are designed to be straightforward to install, though proper torque specifications must still be followed to avoid overtightening or under-tightening.

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#### **Cons:**

1. **Higher Cost Than OEM** These bolts are significantly more expensive than Nissan s original equipment bolts. For stock applications, the upgrade may not be justified unless you plan to modify the engine or push it harder.

2. **Requires Proper Torque Specifications** While stronger, these bolts can still fail if overtightened. Unlike OEM bolts, which have a slight stretch margin, these bolts are more brittle and may crack if torqued excessively. Following the manufacturer s torque specs (typically around **100-110 ft-lbs** for QR25DE) is critical.

3. **Not Always Necessary for Stock Engines** If you re running a stock QR25DE with no modifications (e.g., no forced induction, no high RPM use, no aggressive driving), the stock bolts may suffice. Upgrading prematurely adds unnecessary cost without immediate benefits.

4. **Thread-Locking Compound Still Required** Unlike some high-end bolts that are pre-coated or designed for self-locking, these bolts rely on external thread-locking compounds. Forgetting to apply one can lead to loosening over time.

5. **Potential for Overkill in Mild Builds** For mild street applications (e.g., towing, occasional spirited driving), the strength of these bolts may exceed what s needed, making them a less cost-effective choice.

6. **Limited Availability of Gaskets/Seals** Some aftermarket bolts may not come with replacement washers or seals, requiring you to source them separately, which can add to the cost.

7. **Learning Curve for First-Time Users** If you ve never worked with high-performance bolts before, there s a risk of improper handling (e.g., cross-threading, overtightening) if you re not careful.

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### **Conclusion:**

Maxpeedingrods 8NUFBZ connecting rod bolts are an excellent choice for **high-performance, modified, or heavily stressed QR25DE engines**. Their strength, precision, and compatibility with thread-locking compounds make them ideal for builds involving forced induction, forged internals, or aggressive driving. However, for **stock or lightly modified engines**, the cost may not be justified unless you anticipate future modifications.

If you re planning to **rebuild your engine, add turbocharging, or run high RPMs consistently**, these bolts are a worthwhile investment. For **stock or mildly modified engines**, consider sticking with OEM bolts or at least waiting until you have a clear need for the upgrade.

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### **Recommendation:**

- **Buy if:** You re modifying your QR25DE (e.g., turbocharged, supercharged, high-compression build, or running aggressive power levels), or if you re rebuilding the engine with stronger components (e.g., forged crank/pistons).

- **Skip if:** You re running a stock or mildly modified engine without plans for significant power increases. In that case, the stock bolts (or even aftermarket alternatives like ARP s lower-end bolts) may be sufficient.

- **Additional Tips:**

- Always use a **thread-locking compound** (e.g., Loctite 271 for semi-permanent locking).

- Follow the **torque specification strictly** (typically **100-110 ft-lbs** for QR25DE connecting rod bolts).

- Consider **replacing all related hardware** (e.g., rod nuts, crankshaft bolts) for consistency.

- If unsure, consult a **trusted mechanic or performance shop** to confirm if this upgrade is necessary for your specific build.

Details:

part #: 8nufbz price

  • $380.79

specifications pistonrinro:

  • for models: Qr25de, Altima, Frontier, Rogue, Sentra
  • for makes: Nissan
  • brand: Maxpeedingrods
  • mpn: 8nufbz
  • big end diameter: 48mm/1.890
  • california prop 65 warning: California Prop 65 Warning
  • country of origin: China
  • fitment type: Performance/custom
  • manufacturer warranty: 2 Years
  • material: Steel
  • note: No Instruction Included
  • notice: This Is Aftermarket Replcement Part
  • pin type: Bronzed Bushing Floating Pin
  • placement on vehicle: Front
  • quantity: Set Of 4 Pieces
  • rod length: 143mm/5.630
  • small end diameter: 20mm/0.787
  • surface finish: Extra Cost For Upgrading To Arp L19 Bolts
  • type: Connecting Rod
  • weight tolerance: Balanced To / 1 Gram In Set

shipping pistonrinro:

  • carrier: FedEx
  • cost: $0.00
  • type: Fixed
  • class: Standard
  • service: FedEx Ground / FedEx Home Delivery
  • transit: 3-6 Days

returns pistonrinro:

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

general pistonrinro:

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

payments pistonrinro:

  • credit card: Discover
  • wallet: Apple-pay
  • other

offer pistonrinro:

  • best offers: True
  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • started: May 8, 2026

seller pistonrinro:

  • city: Rowland height, California
  • # reviews: 37919
  • rating: 99.7%
for models: qr25de, altima, frontier, rogue, sentra, for makes: nissan, big end diameter: 48mm/1.890, california prop 65 warning: california prop 65 warning, country of origin: china, fitment type: performance/custom, manufacturer warranty: 2 years, note: no instruction included, notice: this is aftermarket replcement part, pin type: bronzed bushing floating pin, placement on vehicle: front, quantity: set of 4 pieces, rod length: 143mm/5.630, small end diameter: 20mm/0.787, surface finish: extra cost for upgrading to arp l19 bolts, type: connecting rod, weight tolerance: balanced to / 1 gram in set,
category: auto parts > car truck parts accessories > engines engine parts > connecting rods parts, material: steel, sku: 13492803338398751,
Maxpeedingrods 8NUFBZ Is Similar To:
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1 offer $380.79 USD
  • New. Offer #1 priced at $380.79 + $0.00 shipping estimate = $380.79* total. Bolts: Including ARP 2000 3/8" bolts (Note: Extra cost for upgrading to ARP L19 bolts). FOR NISSAN QR25 QR25DE 2.5L L4 .FREE SHIPPING

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