Eagle Chevrolet Small Block I-Beam Rod Set

SKU: SIR5700BBLW / UPC: 793348068602

Eagle Chevrolet Small Block I-Beam Rod Set

The Eagle SIR5700BBLW I-Beam Rod Set, the gold standard in connecting rod performance. Designed for enthusiasts and professional builders, this rod set delivers unmatched strength, precision, and reliability, surpassing all other options in the market. Whether you’re crafting a high-performance street machine or a track-ready powerhouse, the Eagle SIR5700BBLW ensures superior durability and efficiency at a price that outperforms reconditioned OEM rods. Make the smart choice—choose Eagle for the best connecting rods that elevate your engine to new heights.

Why Eagle?

Unmatched Strength:

Forged from high-grade SAE 5140 steel, these I-Beam rods offer exceptional tensile strength, outlasting OEM and competing aftermarket rods under high-stress conditions.

Lightweight Efficiency:

At approximately 570 grams per rod, the lightweight design reduces rotating mass, improving throttle response and extending component life compared to heavier alternatives.

Precision Craftsmanship:

CNC-machined with exact tolerances, featuring ARP 8740 3/8″ cap screws and alignment sleeves for flawless cap alignment, avoiding the pitfalls of inferior rod designs.

Stress-Relieved Durability:

Each rod is shot-peened, X-rayed, sonic-tested, and magnafluxed to eliminate stress points, ensuring superior fatigue resistance for naturally aspirated, pump-gas applications.

Balanced Performance:

Sold as a set of 8, weight-matched to within ±2 grams, these rods guarantee smooth operation and balanced performance, unlike competitors’ inconsistent sets.

Trusted Excellence:

Eagle’s decades of expertise and rigorous quality standards make it the preferred choice for top engine builders and racing teams, delivering reliability that competitors can’t match.

Included:

• Quantity: Set of 8 Eagle SIR I-Beam Connecting Rods
• Part Number: SIR5700BBLW
• UPC: 793348068602
• Material: Forged SAE 5140 Steel
• Rod Length: 5.700″ (center-to-center)
• Rod Journal Diameter: 2.100″
• Housing Bore: 2.225″
• Pin Bore Diameter: 0.927″ (full-floating pin)
• Big End Width: 0.940″
• Pin End Width: 1.060″
• Thickness Above Pin: 0.180″
• Bolt Type: ARP 8740 3/8″ Cap Screws with 12-point ARP Wave-Lok bolts
• Fitment Type: Bushed (floating pin design for enhanced durability)
• Torque Specification: 40 ft-lbs with ARP moly lube (included)
• Typical Rod Weight: 560-570 grams (weight-matched set)
• Additional Features: Shot-peened surface, magnafluxed, alignment sleeves for precise cap location, stress-relieved
• Packaging: Securely packaged to ensure safe delivery
• Warranty: Manufacturer’s limited warranty

Fitment:

The Eagle SIR5700BBLW I-Beam Rod Set is engineered for Chevrolet Small Block engines, offering compatibility with a wide range of vehicles and engine configurations.

• Chevrolet V8 4.3L/262: 1975-1976
• Chevrolet V8 4.4L/267: 1979-1982
• Chevrolet V8 4.9L/302: 1968-1969
• Chevrolet V8 5.0L/305: 1976-2000
• Chevrolet V8 5.0L/307: 1968-1973
• Chevrolet V8 5.4L/327: 1968-1969
• Chevrolet V8 5.7L/350: 1967-2000 (including LT1, 1-piece and 2-piece rear main seal)
• Chevrolet V8 6.6L/400: 1970-1980

Applications: Compatible with Chevrolet 305/350 (1-piece and 2-piece rear main seal), 400 (350 mains), and other Small Block Chevy engines with 2.100″ rod journals.

Note: This is a performance upgrade part. Verify fitment for your specific application, as stroker combinations may require additional clearance. Ideal for naturally aspirated, pump-gas road car use.

Why It Outshines Competitors

The Eagle SIR5700BBLW stands head and shoulders above other connecting rods due to its premium materials and meticulous manufacturing. Unlike competitors that use lower-grade steel or skip critical stress-relieving steps, Eagle employs a proprietary forging process that aligns metal grain for maximum strength. The Sunnen Krossgrinding system ensures precise bore cuts, and the inclusion of ARP 8740 bolts provides superior clamping force. These rods offer better value than reconditioning stock rods and outperform other aftermarket brands in high-RPM stability and longevity.