1. Pistons, Rings, Rods & Parts Engines Components For Sale
  2. sku: 13168561833592722
  3. MAXPEEDINGRODS 1ITRKZ

MAXPEEDINGRODS 1ITRKZ Beam Connecting Rods Ls Arp 1.8L 137MM

fits model: B18, B18a1, Gs, Rs. make: Acura, Honda.

1itrkz Maxpeedingrods H-beam Connecting Rods For Acura Honda Rs Ls Gs 1.8l B18 B18a B18a1 Arp 137mm

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: 1ITRKZ ), ( Big End Diameter: 48mm/1.890 ), ( Big End With: 23.75mm/0.935 ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Center Length: 137mm/5.394 ), ( Manufacturer Warranty: 2 Years ), ( Material: Steel ), ( Note: Instruction Included ), ( Notice: This Is Aftermarket Replcement Part ), ( Pin Diameter: 21mm/0.827 ), ( Pin Type: Bronzed Bushing Floating Pin ), ( Quantity: 4 Pieces ), ( Surface Finish: Brand New ), ( Type: Connecting Rods ), ( Weight Tolerance: Balanced To / 1 Gram In Set )

Review MAXPEEDINGRODS H beam Connecting Rods Acura Honda Ls 1.8l B18a Arp 137mm fits B18 B18A1 GS RS

The **Maxpeeding Rods 1ITRKZ H-Beam Forged Connecting Rods** represent the pinnacle of performance engineering for the iconic **Acura/Honda LS, GS 1.8L (B18/B18A/B18A1) engine**, delivering a blend of strength, precision, and reliability that transforms stock rods into high-performance components capable of handling extreme power outputs. Designed with a **137mm (5.394") bolt pattern** and **ARP 137mm studs**, these rods are meticulously crafted from **high-quality forged 4340 steel**, a material renowned for its exceptional fatigue resistance, tensile strength, and ability to withstand the brutal stresses of forced induction and high-revving applications. The **H-beam design** is not merely aesthetic but functional, distributing load more evenly across the rod s structure, reducing deflection under heavy loads, and minimizing the risk of catastrophic failure even at peak power levels. Each rod undergoes **strict CNC machining** to ensure precise wall thickness, optimized for both strength and weight savings, while the **fully balanced assembly** eliminates vibration and ensures smooth operation across the entire RPM range. Whether you're building a **turbocharged, supercharged, or naturally aspirated** powerhouse, these rods are engineered to handle the demands of **300 horsepower and beyond**, making them an ideal choice for enthusiasts pushing the limits of their B-series engines. The **ARP 137mm studs** included in the package are a critical upgrade over stock hardware, providing superior clamping force, thread integrity, and resistance to loosening under extreme conditions. With **laser-peened surfaces** for added durability and **pre-drilled oil holes** for optimal lubrication, these rods are built to last whether you're chasing top-tier drag strip performance, track-day dominance, or a high-revving street machine. The **Maxpeeding Rods 1ITRKZ** are more than just a replacement; they are a **performance-enhancing foundation** for your engine, ensuring reliability, efficiency, and the ability to unleash the full potential of your B-series powerplant.

### Pros and Cons of Buying Maxpeedingrods 1ITRKZ H-Beam Connecting Rods for ACURA/HONDA LS/GS 1.8L (B18/B18A/B18A1) with ARP 137mm Studs

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#### **Pros**

1. **Strength and Durability**

The H-beam design is significantly stronger than stock I-beam rods, capable of handling higher horsepower and torque levels without excessive flex or fatigue. This reduces the risk of catastrophic failure, especially under aggressive tuning or forced induction.

2. **Compatibility with ARP Studs**

The kit is explicitly designed to work with ARP 137mm studs, which are among the strongest aftermarket options for this application. This combination ensures a robust crankshaft-to-rod interface, critical for high-power builds.

3. **Lightweight Construction**

While H-beams are stronger, they are often lighter than stock rods due to optimized material distribution. This can improve engine balance and reduce reciprocating mass, potentially aiding in higher RPM stability and smoother operation.

4. **Aftermarket Support and Reputation**

Maxpeedingrods is a well-regarded manufacturer in the high-performance aftermarket, known for producing high-quality, precision-machined components. Their rods are designed to meet or exceed OEM standards while offering upgrades for performance applications.

5. **Potential for Forced Induction**

If you re running a turbo or supercharger, these rods are a critical upgrade. The increased strength allows the engine to handle the higher cylinder pressures generated by forced induction without compromising reliability.

6. **Custom Fit and Engineering**

The rods are engineered specifically for the B18/B18A/B18A1 platform, ensuring proper fitment with the crankshaft, bearings, and main caps. This reduces the risk of clearance issues or installation problems.

7. **Warranty and Customer Service**

Reputable manufacturers like Maxpeedingrods typically offer warranties on their products, providing peace of mind. Their customer service is often responsive, which is valuable for troubleshooting or support.

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#### **Cons**

1. **Cost**

High-quality aftermarket rods are significantly more expensive than OEM parts. The Maxpeedingrods H-beam rods, combined with ARP studs, will likely cost several hundred dollars far more than stock rods. This can be a substantial investment, especially for enthusiasts on a budget.

2. **Installation Complexity**

Installing aftermarket rods requires careful attention to detail, including proper bearing selection, gasket surfaces, and torque specifications. Improper installation can lead to premature failure or damage. This may necessitate professional installation, adding to the cost.

3. **Potential for Overkill**

If your engine is not heavily modified (e.g., stock or mild naturally aspirated), these rods may be more strength than you need. For low-power applications, the cost may not be justified, and stock rods could suffice with proper maintenance.

4. **Maintenance and Service Considerations**

Aftermarket rods may require different maintenance practices compared to OEM parts. For example, you may need to monitor bearing wear more closely or adjust oil viscosity to ensure proper lubrication. This adds to the ongoing costs and effort.

5. **Availability and Lead Times**

High-demand aftermarket parts can sometimes have long lead times or limited availability, depending on the manufacturer s production capacity. This could delay your project if parts are not immediately accessible.

6. **Compatibility with Other Mods**

While the rods are designed for the B18 platform, you ll need to ensure compatibility with other components like pistons, bearings, and crankshafts. Mismatched parts (e.g., incorrect piston-to-rod length) could cause issues like rod knock or piston-to-valve contact.

7. **Learning Curve for Tuning**

Upgrading rods often necessitates tuning the engine to match the new power levels. This may involve adjusting ignition timing, fuel delivery, or camshaft profiles to prevent detonation or excessive stress on other components.

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### **Conclusion**

The Maxpeedingrods 1ITRKZ H-beam connecting rods paired with ARP 137mm studs are a **highly recommended upgrade** for the ACURA/HONDA B18/B18A/B18A1 1.8L engine if you are pursuing **serious performance modifications**, particularly with forced induction or high horsepower goals. The strength, durability, and compatibility with ARP studs make them a reliable choice for builders pushing the limits of their engines. However, the cost and complexity of installation mean they are not necessary for mild builds or stock applications.

If your project involves **turbocharging, nitrous, or aggressive nitrous tuning**, these rods are practically essential for reliability. For **naturally aspirated engines with moderate power goals (e.g., 150 200 hp)**, you might consider whether the investment is justified, as stock rods or lighter aftermarket options (like forged steel rods) could be sufficient.

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### **Recommendation**

- **Buy if:** You are running a **turbocharged, supercharged, or heavily nitrous-boosted** B18 engine, or if you are targeting **high horsepower levels (250 hp)** with naturally aspirated tuning. The rods will significantly improve reliability and longevity under these conditions.

- **Consider alternatives if:** Your build is **mildly modified or naturally aspirated with low power goals**. In such cases, focus on other upgrades (e.g., pistons, camshafts, or fuel system) that offer better cost-to-performance ratios.

- **Pair with:** ARP main studs (if not already included), high-quality bearings (e.g., Clevite or INA), and a properly tuned engine management system to maximize performance and reliability.

- **Installation:** If you lack experience with engine rebuilds, **seek professional installation** to ensure proper bearing selection, torque specifications, and alignment. Cutting corners here could void warranties or lead to failure.

Ultimately, these rods are a **premium choice for high-performance builds** where reliability and strength are paramount. For less demanding applications, prioritize other upgrades that offer better value.

Details:

H-Beam Design: helps improve stiffness, reduce stress risers and weight. Bores finished to: /- .005mm or .0002. Cruse H-Beam Connecting Rods For ACURA HONDA RS LS GS 1.8L B18 B18A B18A1 ARP 137mm. High Precision Control: Balanced within: /- 1 gram per rod.

Horsepower Rating: Advertised horsepower rating: 600HP-800HP. One Year Unlimited Mileage Quality Guarantee. Our representatives will provide you with detailed instructions on how to proceed. Boxes, APO/FPO addresses, or Military Mail Boxes.

part #: 1itrkz price

  • $366.59

specifications pistonrinro:

  • for models: B18, B18a1, Gs, Rs
  • for makes: Acura, Honda
  • brand: Maxpeedingrods
  • mpn: 1itrkz
  • big end diameter: 48mm/1.890
  • big end with: 23.75mm/0.935
  • california prop 65 warning: California Prop 65 Warning
  • center length: 137mm/5.394
  • manufacturer warranty: 2 Years
  • material: Steel
  • note: Instruction Included
  • notice: This Is Aftermarket Replcement Part
  • pin diameter: 21mm/0.827
  • pin type: Bronzed Bushing Floating Pin
  • quantity: 4 Pieces
  • surface finish: Brand New
  • type: Connecting Rods
  • weight tolerance: Balanced To / 1 Gram In Set

shipping pistonrinro:

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

payments pistonrinro:

  • wallet: Paypal
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returns pistonrinro:

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

general pistonrinro:

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

seller pistonrinro:

  • city: Dayton, New Jersey
  • # reviews: 24728
  • rating: 99.6%

offer pistonrinro:

  • best offers: True
  • started: April 10, 2026
  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • quantity: 10
for models: b18, b18a1, gs, rs, for makes: acura, honda, big end diameter: 48mm/1.890, big end with: 23.75mm/0.935, california prop 65 warning: california prop 65 warning, center length: 137mm/5.394, manufacturer warranty: 2 years, note: instruction included, notice: this is aftermarket replcement part, pin diameter: 21mm/0.827, pin type: bronzed bushing floating pin, quantity: 4 pieces, surface finish: brand new, type: connecting rods, weight tolerance: balanced to / 1 gram in set,
category: auto parts > car truck parts accessories > engines engine parts > connecting rods parts, material: steel, sku: 13168561833592722,
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1 offer $366.59 USD
  • New. Offer #1 priced at $366.59 + $0.00 shipping estimate = $366.59* total. With Standard Original ARP 2000 Bolts. FOR ENGINE MODELS B18A1, B18B1, B18B2, B20B4, B20Z2.FREE SHIPPING

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