Eagle Chevrolet 350 Small Block Balanced 2Pc Seal Street & Strip Rotating Assembly Kit 3.75in Stroke
Eagle Chevrolet 350 Small Block Balanced 2Pc Seal Street & Strip Rotating Assembly Kit 3.75in Stroke
Description
Rotating Assembly - Street / Strip - 383 CID - Cast Crank - Forged Pistons - 3.750 in Stroke - 4.030 in Bore - 6.000 in I Beam Rods - Small Block Chevy - Kit
Eagle Chevrolet 350 Small Block Balanced 2Pc Seal Street & Strip Rotating Assembly Kit 3.75in Stroke
Eagle Street & Strip Rotating Assemblies are perfect for pump gas, naturally aspirated, street vehicles.
Additional Information
BALANCED 3.750" Cast Crank,6.000" I-BEAM Rods,3/8" ARP 8740 BOLTS, Forged 4032 MAHLE -5CC FLAT TOP 4.030" PISTONS,PLASMA-MOLY STANDARD GAP RINGS,KING SI Rod/MAIN BEARINGS.
Application Summary
CHEVY 350
Part Type
Engine Crankshaft Rotating Assembly
Product Overview
Eagle Competition Rotating Assembly matches the Eagle "ESP" H-Beam Connecting Rods, 4340 Steel Crankshaft, and Premium Forged Pistons from companies like Arias, JE, and SRP. Competition Assemblies COMPLETE solution and are the perfect choice for the most demanding applications.
*Street Performance Assemblies*
Eagle Street Performance Assemblies offer the perfect balance of performance, reliability, and affordability for engines under 500 hp. Each kit includes a cast steel crankshaft, âââ¬Ã
âSIRâââ¬Ã I-beam connecting rods, forged or hypereutectic pistons, plasma-moly rings, and Clevite77 bearings.
*Street & Strip Assemblies*
Eagle Street & Strip Assemblies offer the perfect balance of performance, reliability, and affordability for engines under 500 hp. Each kit includes a cast steel crankshaft, âââ¬Ã
âSIRâââ¬Ã I-beam connecting rods, forged or hypereutectic pistons, plasmamoly rings, and Clevite77 bearings.
*Pro Street Assemblies*
Eagle Pro Street Assemblies offer the perfect balance of performance, reliability, and affordability for street applications where a forged 430
steel crank is desired. Each kit includes a 4340 steel crankshaft, âââ¬Ã
âSIRâââ¬Ã I-beam connecting rods, forged or hypereutectic pistons, plasma-moly
rings, and Clevite77 bearings.
*Competition Assemblies*
Eagle Competition Assemblies offer the ultimate in strength and reliability at an affordable price. Each kit includes a 4340 steel crankshaft, H-beam rods, premium forged pistons, plasma-moly rings, and Clevite77 âââ¬Ã
âHâââ¬Ã series bearings. They are designed for internal balance. Standard bore is 4.000âââ¬ÃÂ. Perfect for the most demanding applications.
*Forced Induction Assemblies*
Eagle Competition Assemblies offer the ultimate in strength and reliability at an affordable price. Each kit includes a 4340 steel crankshaft, H-beam rods with upgrade ARP 2000 or L19 bolts, premium forged pistons designed specifically for forced induction engines, plasma-moly rings, and Clevite77 âââ¬Ã
âHâââ¬Ã series bearings. They are designed for internal balance. Perfect for extreme horsepower applications.
Data: v2 - Desc: v4.2 - Upd: 2026-11-07 20:03:42
Features
Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Specifications
Product Details
| Assembly Type: | Balanced Street & Strip Assembly |
| Bore: | 4.03 |
| Comp Ratio@58cc (@64cc): | 11.8 (11.0) |
| Description: | Street & Strip Assembly; BALANCED (Internal Balance); Mahle -5cc Flat Top Pistons; FF Rings |
| Part Number: | eagB13057E030 |
| Piston Type: | Flat Top Forged 4032 |
| Product Line: | Street & Strip |
| Rod: | 6.000" |
| Stroke: | 3.750" |
| Title: | Eagle Specialty Products - Balanced Street & Strip Rotating Assembly |
| assembly balanced: | yes |
| balance type: | internal |
| connecting rod bolt diameter: | 3/8" |
| connecting rod bolt material: | ARP 8740 |
| connecting rod design: | I-Beam |
| connecting rod length: | 6.000" |
| connecting rod material: | forged 5140 steel |
| crankshaft center counterweights: | no |
| crankshaft flange bolt holes: | 6 |
| crankshaft main journal diameter: | 2.449" |
| crankshaft material: | cast steel |
| crankshaft reluctor: | no |
| crankshaft rod journal diameter: | 2.100" |
| crankshaft stroke: | 3.750" |
| cylinder bore diameter: | 4.030" |
| damper included: | no |
| flexplate/flywheel included: | no |
| main bearing type: | O.E. Replacement |
| main bearings included: | yes |
| oil rail support included: | no |
| piston brand: | Mahle |
| piston dome volume: | -5cc |
| piston face type: | flat top |
| piston material: | forged 4032 aluminum |
| piston pin diameter: | .927" |
| piston pin type: | full floating |
| piston ring gap: | standard |
| piston ring thickness: | 1.0mm, 1.0mm, 2.0mm |
| rod bearing type: | O.E. replacement |
| rod bearings included: | yes |
| second piston ring type: | reverse twist iron |
| thrust washer included: | no |
| top piston ring type: | barrel faced plasma-moly |
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Eagle, Eagle Specialty Products |
| StreetFX SKU | eagB13057E030 |
| SFX Item ID | 4052882 |
| Accounting SKU | eag-B13057E030 |
| Manufacturer SKU | B13057E030 |
| Manufacturer UPC | 793348626239 |
| Alternative References | ESP-B13057E030 |
Engine Rotating Assembly, Street/Strip, Cast Crank, Forged Pistons, I-Beam Rods, Chevy, Small Block, Kit
Eagle Street and Strip rotating assemblies consist of name-brand quality components for a wide range of engines at an affordable price. These kits feature a crankshaft, pistons, piston rings, rod and main bearings, and connecting rods. Based on your application, balanced assemblies are also available. Order the model designed for fitment on your year/make vehicle and engine application.
| Product Attributes | |
|---|---|
| Brand | Eagle Specialty Products |
| Manufacturer's Part Number | B13057E030 |
| Part Type | Engine Rotating Kits |
| Product Line | Eagle Street and Strip Rotating Assemblies |
| UPC | 793348626239 |
| Actual Engine Displacement | 6.3L/383 |
| Rear Main Seal Style | 2-piece |
| Bore (in.) | 4.030 in. |
| Bore (mm) | 102.362mm |
| Engine Stroke (in.) | 3.750 in. |
| Balanced | Yes |
| Piston Material | Forged aluminum |
| Piston Style | Flat top, with two valve reliefs |
| Harmonic Balancer Included | No |
| Flexplate Included | No |
| Flywheel Included | No |
| Pistons Included | Yes |
| Piston Head Volume (cc) | +5.00cc |
| Wrist Pin Style | Floating |
| Piston Rings Included | Yes |
| Piston Ring Facing Material | Plasmamoly |
| Piston and Ring Oversize (in.) | 0.030 in. |
| Crankshaft Included | Yes |
| Crankshaft Material | Cast steel |
| Engine Balance | Internal |
| Connecting Rods Included | Yes |
| Connecting Rod Length Center to Center (in.) | 6.000 in. |
| Connecting Rod Material | Forged 5140 steel |
| Connecting Rod Beam Style | I-beam |
| Rod Bearings Included | Yes |
| Rod Bearing Undersize (in.) | Stock |
| Rod Bearing Undersize (mm) | Stock |
| Main Bearings Included | Yes |
| Main Bearing Undersize (in.) | Stock |
| Main Bearing Undersize (mm) | Stock |
| Cam Bearings Included | No |
| Gaskets Included | No |
| Oil Pump Included | No |
| Camshaft Included | No |
| Lifters Included | No |
| Timing Chain and Gears Included | No |
| Plastigage Included | No |
| Assembly Lubricant Included | No |
| Quantity | Sold as a kit. |
| Notes | Includes file fit piston rings. |
Compatibility
Loading compatibility information...
Keep shopping
More from Eagle
Eagle
Eagle Ford 289/Boss 302 Forged 4340 Steel H-Beam Connecting Rods (Set of 8)
eagCRS5155F3D
