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Eagle Chevrolet 350 2pc Seal 3.750in Stroke 4.040in Bore Balanced Rotating Assembly

SKU: EAGB13054E040

Engine Crankshaft Rotating Assembly

EAG Rotating Assy - 8 Cyl...

Eagle Chevrolet 350 2pc Seal 3.750in Stroke 4.040in Bore Balanced Rotating Assembly

SKU: EAGB13054E040

Engine Crankshaft Rotating Assembly

EAG Rotating Assy - 8 Cyl...

A$3,599.02
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Description

Eagle Street & Strip Rotating Assemblies are perfect for pump gas, naturally aspirated, street vehicles.

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, “SIR” 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, “SIR” 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, “SIR” 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 “H” series bearings. They are designed for internal balance. Standard bore is 4.000”. 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 “H” series bearings. They are designed for internal balance. Perfect for extreme horsepower applications.

Product Details

Assembly Balanced:Yes
Assembly Type:Balanced Street & Strip Assembly
Balance Type:internal
Bore:4.04
Comp Ratio@58cc (@64cc):10.3 (9.7)
Connecting Rod Bolt Diameter:3/8"
Connecting Rod Bolt Material:ARP 8740
Connecting Rod Design:I-Beam
Connecting Rod Length:5.700"
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:4.040"
Damper Included:No
Description:Street & Strip Assembly; BALANCED (Internal Balance); KB -18cc Inv Dome Pistons; Std Rings
Flexplate/Flywheel Included:No
Main Bearing Type:O.E. Replacement
Main Bearings Included:Yes
Oil Rail Support Included:No
Part Number:eagB13054E040
Piston Brand:KB
Piston Dome Volume:-18cc
Piston Face Type:D-cup
Piston Material:hypereutectic Aluminum
Piston Pin Diameter:.927"
Piston Pin Type:Full Floating
Piston Ring Gap:Standard
Piston Ring Thickness:5/64", 5/64", 3/16"
Piston Type:Inverted Dome Hypereutectic
Product Line:Street & Strip
Prop 65 (C, R or CR):C
Prop 65 - Long Label:This product contains nickel, which is known to the State of California to cause cancer
Prop 65 - Short Label:prop65_warning.jpg
Prop 65 Yes/No:Yes
Rod Bearing Type:O.E. replacement
Rod Bearings Included:Yes
Rod:5.700"
Second Piston Ring Type:Reverse Twist Iron
Stroke:3.750"
Thrust Washer Included:No
Title:ESP Balanced Street & Strip Assembly Chevy 350
Top Piston Ring Type:Barrel Faced Plasma-Moly

Application Summary

CHEVY 350

Part Type

Engine Crankshaft Rotating Assembly

Data: v4.2 - Upd: 2026-10-14 08:19:54

Specifications

Assembly Balanced:
Yes
Assembly Type:
Balanced Street & Strip Assembly
Balance Type:
internal
Bore:
4.04
Comp Ratio@58cc (@64cc):
10.3 (9.7)
Connecting Rod Bolt Diameter:
3/8"
Connecting Rod Bolt Material:
ARP 8740
Connecting Rod Design:
I-Beam
Connecting Rod Length:
5.700"
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:
4.040"
Damper Included:
No
Description:
Street & Strip Assembly; BALANCED (Internal Balance); KB -18cc Inv Dome Pistons; Std Rings
Flexplate/Flywheel Included:
No
Main Bearing Type:
O.E. Replacement
Main Bearings Included:
Yes
Oil Rail Support Included:
No
Part Number:
eagB13054E040
Piston Brand:
KB
Piston Dome Volume:
-18cc
Piston Face Type:
D-cup
Piston Material:
hypereutectic Aluminum
Piston Pin Diameter:
.927"
Piston Pin Type:
Full Floating
Piston Ring Gap:
Standard
Piston Ring Thickness:
5/64", 5/64", 3/16"
Piston Type:
Inverted Dome Hypereutectic
Product Line:
Street & Strip
Prop 65 (C, R or CR):
C
Prop 65 - Long Label:
This product contains nickel, which is known to the State of California to cause cancer
Prop 65 - Short Label:
prop65_warning.jpg
Prop 65 Yes/No:
Yes
Rod Bearing Type:
O.E. replacement
Rod Bearings Included:
Yes
Rod:
5.700"
Second Piston Ring Type:
Reverse Twist Iron
Stroke:
3.750"
Thrust Washer Included:
No
Title:
ESP Balanced Street & Strip Assembly Chevy 350
Top Piston Ring Type:
Barrel Faced Plasma-Moly

Reference Information

Brand Name/s Eagle
StreetFX SKU eagB13054E040
SFX Item ID 4053279
Supplier Item Code 4053279
Manufacturer SKU B13054E040
Manufacturer UPC 793348018294
Alternative References 2pc, 3.750in, 4.040in

Compatibility

CHEVY 350

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