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Manley Chevy LS 402 4.00in Stroke 4.005in Bore -18cc Rotating Assembly

SKU: MAN28402R

Engine Rotating Kits

MAN Rotating Assemblies...

Manley Chevy LS 402 4.00in Stroke 4.005in Bore -18cc Rotating Assembly

SKU: MAN28402R

Engine Rotating Kits

MAN Rotating Assemblies...

A$7,092.34
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

Manley Rotating Assemblies are engineered as complete, matched systems to deliver maximum strength, balance, and performance in high-demand engines. Featuring precision-forged crankshafts, high-strength connecting rods, and premium pistons, each component is designed to work together seamlessly for optimal durability and efficiency. Tight tolerances and careful material selection ensure excellent load handling, reduced friction, and consistent performance under extreme RPM and cylinder pressure. By combining Manley’s proven rod, piston, and crank technologies into a unified package, these assemblies provide the reliability and confidence engine builders demand when pushing the limits of power.

Part Type

Engine Crankshaft Rotating Assembly

Data: v4.2 - Upd: 2026-10-13 17:07:34

Features

  • 2618 Forged aluminum Platinum Series pistons with Premium Chrome Moly wrist pins
  • 4340 Forged steel H-Beam connecting rods with 7/16 ARP 8740 cap screws or optional ARP 2000 cap screws
  • High Performance piston rings & high performance Clevite H Series rod bearings (narrowed) and P Series main bearings
  • Lightweight 4340 forged steel crankshaft

Specifications

Product Attributes - Brand
Manley
Product Attributes - Manufacturer's Part Number
28402R
Product Attributes - Part Type
Engine Rotating Kits
Product Attributes - Product Line
Manley Rotating Assemblies
Product Attributes - UPC
807298093222
Product Attributes - Actual Engine Displacement
6.6L/402
Product Attributes - Rear Main Seal Style
1-piece
Product Attributes - Bore (in.)
4.005 in.
Product Attributes - Bore (mm)
101.727mm
Product Attributes - Engine Stroke (in.)
4.000 in.
Product Attributes - Balanced
Yes
Product Attributes - Piston Material
Forged aluminum
Product Attributes - Piston Style
Dish, with a trough
Product Attributes - Harmonic Balancer Included
No
Product Attributes - Flexplate Included
No
Product Attributes - Flywheel Included
No
Product Attributes - Pistons Included
Yes
Product Attributes - Piston Head Volume (cc)
-18.00cc
Product Attributes - Wrist Pin Style
Floating
Product Attributes - Piston Rings Included
Yes
Product Attributes - Piston Ring Facing Material
Plasmamoly
Product Attributes - Crankshaft Included
Yes
Product Attributes - Crankshaft Material
Forged 4340 steel
Product Attributes - Engine Balance
Internal
Product Attributes - Connecting Rods Included
Yes
Product Attributes - Connecting Rod Length Center to Center (in.)
6.125 in.
Product Attributes - Connecting Rod Material
Forged 4340 steel
Product Attributes - Connecting Rod Beam Style
H-beam
Product Attributes - Rod Bearings Included
Yes
Product Attributes - Rod Bearing Undersize (in.)
Stock
Product Attributes - Rod Bearing Undersize (mm)
Stock
Product Attributes - Main Bearings Included
Yes
Product Attributes - Main Bearing Undersize (in.)
Stock
Product Attributes - Main Bearing Undersize (mm)
Stock
Product Attributes - Cam Bearings Included
No
Product Attributes - Gaskets Included
No
Product Attributes - Oil Pump Included
No
Product Attributes - Camshaft Included
No
Product Attributes - Lifters Included
No
Product Attributes - Timing Chain and Gears Included
No
Product Attributes - Plastigage Included
No
Product Attributes - Assembly Lubricant Included
No
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
Comes with ARP 2000 rod bolts. Factory balanced to +/- 1% of bobweight.

Reference Information

Brand Name/s Manley Performance
StreetFX SKU man28402R
SFX Item ID 4060542
Supplier Item Code 4060542
Manufacturer SKU 28402R
Manufacturer UPC 807298093222
Alternative References 4.00in, 4.005in, -18cc

Compatibility

Application Data
  • Beginning Year1999
    Ending Year2018
    Engine FamilyCHEVY SMALL BLOCK GEN III/IV LS V8 GAS
    Engine Size6.0L/364
    Engine TypeV8
    MakeCHEVROLET
    Rod Length (application)6.125 in.

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