1. Pistons, Rings, Rods & Parts Engines Components For Sale
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  3. COMP STAR CSA5700CS2A2AH

COMP STAR CSA5700CS2A2AH Rod Set Beam Journal 5.7 650HP

Csa5700cs2a2ah Comp Star Rod Set H-beam 5.7 2 Inch Journal 650hp For Sbc

( Brand: Comp Star ), ( Manufacturer Part Number: CSA5700CS2A2AH ), ( Material: Steel ), ( Seller: Performanceparts ), ( Size: 5.700 In. ), ( Type: Connecting Rods ), ( Universal Fitment: No )

Review COMP STAR Rod Set H beam 5.7 Inch Journal 650hp Sbc

The **Comp Star CSA5700CS2A2AH Rod Set** is a high-performance, precision-engineered solution designed specifically for the **H-Beam 5.7L (5700cc) Ford Mustang and SVT Cobra**, delivering unmatched durability, reliability, and performance for high-horsepower applications up to **650 horsepower**. This rod set is meticulously crafted from **chromoly steel (4140 or 4340 grade)**, ensuring a perfect balance of strength, weight savings, and fatigue resistance to handle the extreme stresses of aggressive driving, heavy loads, and sustained high RPMs. The **2.000-inch diameter rod journals** provide a robust foundation for the crankshaft, reducing deflection and minimizing wear on the bearings, while the **A2 (0.500-inch) rod bolts** are forged from premium steel and feature **threaded rod ends** for a clean, streamlined installation. The **CS (Crankshaft Spacer) designation** indicates that this rod set is optimized for use with a **crankshaft spacer**, further enhancing rigidity and reducing parasitic drag, which is critical for maximizing power output and maintaining engine longevity under extreme conditions. Engineered with **precision machining and heat treatment**, these rods are designed to withstand the relentless demands of forced induction, high-torque applications, and aggressive engine builds, making them an ideal choice for enthusiasts pushing their **5.7L H-Beam engines** to their limits. Whether paired with a **supercharger, turbocharger, or nitrous system**, this rod set ensures that your engine remains structurally sound while delivering the power and performance you demand. Built to exacting standards, the **Comp Star CSA5700CS2A2AH** is not just an upgrade it s a critical component for any serious high-performance 5.7L build aiming for **650 horsepower and beyond**.

### **Pros and Cons of buying a Comp Star CSA5700CS2A2AH Rod Set (H-Beam, 5.7 Journal, 650HP)**

#### **Pros:**

1. **High Performance for Big Engines** The 650HP rating suggests this rod set is designed for high-output applications, making it suitable for heavy-duty engines, marine use, or high-performance builds.

2. **H-Beam Design** The H-beam cross-section provides superior strength and durability compared to traditional I-beam rods. This design helps resist bending and fatigue, which is critical for high-revving or high-torque applications.

3. **5.7 Journal** A larger journal diameter (5.7 inches) improves rod strength and reduces stress concentrations, which is beneficial for engines with high compression ratios or forced induction.

4. **High-Quality Materials** Comp Star is known for using forged steel and precision machining, ensuring reliability under extreme loads.

5. **Compatibility with High-Performance Engines** The rod set is likely designed to work well with turbocharged, supercharged, or naturally aspirated engines pushing 650 horsepower, making it a strong choice for serious builds.

6. **Durability for Marine or Trucking Use** If used in marine applications or heavy-duty trucking, the robust construction helps withstand harsh conditions.

7. **Aftermarket Support** Comp Star is a well-regarded brand with a reputation for quality, meaning parts and technical support are likely readily available.

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#### **Cons:**

1. **Expensive Upfront Cost** High-performance rod sets like this are significantly more costly than stock or basic aftermarket options. The price may be prohibitive for casual or budget-conscious builds.

2. **Requires Professional Installation** Due to the precision engineering and stress-bearing nature of these rods, improper installation can lead to catastrophic failure. A skilled machinist or engine builder is strongly recommended.

3. **Weight Considerations** H-beam rods are heavier than traditional rods, which may slightly reduce engine responsiveness or require additional balancing adjustments.

4. **Limited Stock Availability** Specialty rod sets like this may not be as widely stocked as common OEM or mass-produced aftermarket parts, potentially causing delays in ordering.

5. **Potential for Overkill in Some Applications** If the engine is not pushing near its 650HP rating, these rods may be unnecessarily robust, leading to wasted investment.

6. **Compatibility Issues** Ensuring the rod set matches the crankshaft, main caps, and other engine components is critical. Mismatches could lead to fitment problems or reduced performance.

7. **Maintenance and Replacement Costs** If the rods fail (though unlikely with proper care), replacing them will be expensive, and the engine may require additional work to return to peak condition.

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### **Conclusion:**

The **Comp Star CSA5700CS2A2AH rod set** is an excellent choice for high-performance, high-revving, or high-torque applications where durability and strength are paramount. Its H-beam design, 5.7 journal, and 650HP rating make it ideal for serious engine builders, marine setups, or forced-induction builds. However, the cost, installation complexity, and weight considerations mean it is not suitable for casual builds or engines operating far below its rated capacity.

### **Recommendation:**

- **Buy if:** You are building a high-performance engine (650HP ), need maximum durability, or are working on a marine or heavy-duty application where reliability is critical.

- **Avoid if:** You are on a tight budget, the engine will not approach its rated power, or you lack access to professional installation.

- **Alternative Considerations:** If the budget is a concern, explore slightly lower-rated rod sets (e.g., 500-550HP) from reputable brands like JE, ARP, or Scat. If weight is a priority, traditional forged rods may suffice for lower-power applications.

For the best results, consult with an experienced engine builder to ensure proper fitment and installation.

Details:

Beam Style:H-Beam. In some cases, the image being displayed may be different due to a running change by manufacturer, for which new has not supplied. These gussets not only increase strength, but aid in dimensional stability as well. The increasingly popular Forged Side Relief pistons move the pin bosses inward, normally requiring narrowing of end connecting rod.

Rod Journal, 650hp for SBC: Specifications: Connecting Rods Series: High Performance. Striker Clearances: Yes. Contouring above the bolts increase cam clearance and decrease amount of cleansing required at bottom bores on side. Comp Star rods maintain dimensional repeatability through use of a length y stress relief process, and multiple re-torque processing.

Designed and Produced with Engineering Finishing advancements, Comp Star high performance connecting rods have what it takes to make your engine build trouble free finished product reliable. Wrist Pin Style: Bushed. Strengthening gussets are also added to the bolt spot face area of cap where cross sectional thickness is at a minimum. Rod length : 5.700 in.

Rod Bolt Style: Cap Screw. Automotive A1000 Fuel Pump Comp Star Rod Set CSA5700CS2A2AH; H-Beam 5.7, 2 in. Parting line edges are generously chambered to resist scraping during insertion of the bearing shells. Every detail of this highly stressed Component has been carefully analyzed to maximize repeatability and dependability.

Engine: 262 to 400. Any shipping costs are based on weight, size, and number of packages. Connecting Rod Finish: Shot Preened. Big End Bore Sizing Out of round, and repeatability are certainly a major concern for all engine builders.

The combination of the release residual machining stresses and burnishing threads bolt spot faces ensure that big end bores stay round regardless how many times your rods are disassembled re-assembled. Items must be in the original packaging. Pin bushings are chambered and honed for proper high performance oil clearance. The bearing locating tab slots are DE-burred to ensure the is fully seated for trouble free installation.

Comp Star connecting rods have the most common prep work already done. Preparation Time Properly detailing connecting rods in preparation for use is a time consuming task. Reduced Weight The Comp Star engineering staff has worked very hard at reducing weight without sacrificing strength and durability. Warranty: Most parts come with a limited manufacturers warranty on the part ONLY.

part #: csa5700cs2a2ah price

  • $699.99

specifications pistonrinro:

  • brand: Comp Star
  • mpn: Csa5700cs2a2ah
  • material: Steel
  • seller: Performanceparts
  • size: 5.700 In.
  • type: Connecting Rods
  • universal fitment: No

payments pistonrinro:

  • credit card: Mastercard
  • wallet: Paypal
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seller pistonrinro:

  • # reviews: 167538
  • rating: 99.9%
  • city: Lenexa, Kansas

shipping pistonrinro:

  • service: FedEx Ground / FedEx Home Delivery, UPS Ground
  • carrier: FedEx, UPS
  • transit: 2-5 Days
  • type: Calculated
  • cost: $0.00
  • class: Standard

general pistonrinro:

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

offer pistonrinro:

  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home
  • Started: June 4, 2026
  • sold: 0

returns pistonrinro:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days
seller: performanceparts, size: 5.700 in., type: connecting rods, universal fitment: no,
category: auto parts > car truck parts accessories > engines engine parts > connecting rods parts, material: steel, sku: 13947704877886762,
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1 offer $699.99 USD
  • New. Offer #1 priced at $699.99 + $0.00 shipping estimate = $699.99* total. Big End Bore Sizing Out of round, and repeatability are certainly a major concern for all engine builders. Comp Star Rod Set ; H-Beam 5.7, 2 in.FREE SHIPPING

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