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Vehicle Info NeededEAGLEPART NUMBER: 356-B12008030
B12008030 Balanced Competition Assembly Chevy 350
$2,72699
Ships on 09/14/2026
Lowest Price Guarantee3.750 in. Forged 4340 Crank5.700 in. H-Beam Rods 7/16 in. ARP 8740 Bolts Forged 4032 Mahle -5cc Flat Top 4.030 in. Pistons Plasma-Moly File-Fit Rings King Xp Rod/Main Bearings
Eagle B12008030 Features:
- Balanced Competition assembly
- Displacement: 383
- Pistons: Mahle
- Dome Volume: -5 cc
- Piston Alloy: 4032
- Bore Size: 4.030 in.
- Rings: 1.5, 1.5, 3.0mm
- Pin Size: .927 in.
Part TypeEngine Rotating Assembly Kit
BrandEAGLE
Package Height10.5
Package Width21.5
Package Length31.8
Weight88.0 PG
Part CategoryPerformance Parts
Crankshaft MaterialForged 4340 steel
Piston And Ring Oversize0.03 in (0.8 mm)
Main Bearing Undersize (Mm)Stock
Wrist Pin StyleFloating
Connecting Rod Beam StyleH-beam
Rod Bearing Undersize (Mm)Stock
Piston Ring Facing MaterialPlasmamoly
Piston StyleFlat top, with two valve reliefs
Assembly Lubricant IncludedNo
Piston Head Volume (Cc)5
Gaskets IncludedNo
Rear Main Seal Style2-piece
Main Bearing Undersize (In.)Stock
Crankshaft IncludedYes
Piston Rings IncludedYes
Bore (Mm)102.362
Actual Engine Cid383
Engine Stroke3.75 in (95.25 mm)
Connecting Rod MaterialForged 4340 steel
Pistons IncludedYes
Rod Bearing Undersize (In.)Stock
QuantitySold as a kit
Main Bearings IncludedYes
Engine BalanceInternal
Rod Bearings IncludedYes
Connecting Rods IncludedYes
Oil Pump IncludedNo
Camshaft IncludedNo
Timing Chain And Gears IncludedNo
BalancedYes
Piston MaterialForged aluminum
Cam Bearings IncludedNo
Part FitmentSemi Universal
Plastigage IncludedNo
Lifters IncludedNo
Bore4.03 in (102.362 mm)
Vendor Part NumberB12008030
Package Qty1
Package TypeEA
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