Pro Street Rotating Assembly

Name: Pro Street Rotating Assembly
Brand: EAGLE
SKU: 356-BF1012060
Price: 2669.99 USD
Availability: InStock

^$2,669⁹⁹

Ships on 09/14/2026

Lowest Price Guarantee

Chevy Big Block 2pc Seal Pro Street Rotating Assemblies
4.250" Stroke
6.385" Rods

+18cc Dome Top Pistons

Bore: 4.310'' (+.060) 496ci
Stroke: 4.250
Rod Length: 6.385
Pistons: 18cc Dome
Comp. Ratio: 10.4/112cc, 9.9/118cc, 9.6/124cc
Balanced Assembly

Pro Street Rotating Assemblies are designed for Chevy 454 blocks with a 2-piece rear main seal. These are Eagle's most affordable, all-forged assemblies and recommended for use in pump-gas competition engines NOT using power adders. Kits include an Eagle Forged 4140 Steel Crankshaft; Eagle "FSI" Forged 4340 I-Beam Rods with 7/16'' ARP 8740 rod bolts, .990'' pin size, Alignment sleeves for precise cap location, Silicon bronze pin bushings; Mahle Forged Pistons and Plasma-Moly Rings; and Clevite or King Bearings.

Features:

Forged 4140 Steel Crankshaft
"FSI" Forged 4340 I-Beam Rods with 7/16'' ARP 8740 Rod Bolts
Forged Mahle Pistons with .990'' Pin Size

Notes:

Assembly part numbers that begin with “B” are balanced by Eagle and require no additional balancing. Part numbers that do not begin with “B” are unbalanced assemblies and must be balanced by a qualified machine shop before use.
All kits are designed for internal balance.
Chevy 454 standard bore size is 4.250''. Kits are available in .030'', .060'', .070'', and .100'' oversizes.
Eagle Specialty Products reserves the right to substitute pistons due to availability.

Part TypeEngine Rotating Assembly Kit

Product LineEagle Chevy Big Block 2pc Seal Pro Street Rotating Assemblies

BrandEAGLE

Part CategoryPerformance Parts

Part FitmentSemi Universal

Vendor Part NumberBF1012060

Package Qty1

Package TypeEA

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