Eagle SIR I-Beam Connecting Rods SIR5956FP Rods, 5140 Steel, I-Beam, 5.956 in. Length, Press Fit, Ford, Small Block, Set of 8
Eagle SIR I-Beam Connecting Rods SIR5956FP Rods, 5140 Steel, I-Beam, 5.956 in. Length, Press Fit, Ford, Small Block, Set of 8
Description
Connecting Rod - SIR - I Beam - 5.956 in Long - Press Fit - 3/8 in Cap Screws - 8740 Bolt - Forged - Steel - Small Block Ford - Set of 8
Data: v2 - Desc: v4.2 - Upd: 2026-11-07 20:10:58
Features
Note for Pistons, Rings, Rotors, Rods and engine internals
Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.
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Specifications
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Eagle, Eagle Specialty Products |
| StreetFX SKU | eagSIR5956FP |
| SFX Item ID | 4777833 |
| Accounting SKU | eag-SIR5956FP |
| Manufacturer SKU | SIR5956FP |
| Manufacturer UPC | N/A |
| Alternative References | ESP-SIR5956FP |
Connecting Rods, SIR 5140 Steel, I-Beam, 5.956 in. Length, Press Fit, Ford, Small Block, Set of 8
Why spend time and money reconditioning your stock rods—when you can upgrade to a set of Eagle SIR I-Beam connecting rods for less? They're forged from 5140 steel for outstanding strength and reliability, and they come in both press-fit and bushed pin models. Their lightweight design places less stress on the rest of your rotating assembly to increase engine life and better handle high-rpm use. The rods are X-rayed, sonic-tested, magnafluxed, and shot-peened to stress-relieve the metal. They come with 12-point ARP Wave-Lok rod bolts and are weight-matched to within two grams. The big end sizing is controlled by in-house CNC equipment to ensure precise machining and accurate fitment. Order the individual rod or set recommended for your year/make and engine application.
| Product Attributes | |
|---|---|
| Brand | Eagle Specialty Products |
| Manufacturer's Part Number | SIR5956FP |
| Part Type | Connecting Rods |
| Product Line | Eagle SIR I-Beam Connecting Rods |
| UPC | 793348069203 |
| Connecting Rod Length Center to Center (in.) | 5.956 in. |
| Connecting Rod Beam Style | I-beam |
| Connecting Rod Material | Forged 5140 steel |
| Wrist Pin Style | Press-fit |
| Pin End Bore Diameter | 0.912 in. |
| Rod Journal Diameter (in.) | 2.311 |
| Big End Bore Diameter (in.) | 2.4270 |
| Quantity | Sold as a set of 8. |
| Cap Retention Style | Cap screw |
| Big End Width (in.) | 0.832 |
| Clearanced for Stroker | No |
| Connecting Rod Bolt Brand | ARP |
| Connecting Rod Bolt Diameter | 3/8 in. |
| Connecting Rod Bolt Material | 8740 chromoly steel |
| Fastener Tensile Strength (psi) | 180,000 psi |
| Connecting Rod Bolt Head Style | 12-point |
| Approximate Connecting Rod Weight (g) | 550 |
| Advertised Horsepower Rating | 500 hp |
| Pin End Width (in.) | 0.995 in. |
| Weight Matched Set | Yes |
| Remanufactured | No |
| Magnafluxed | Yes |
| Connecting Rod Color | Shot-peened |
Compatibility
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