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![P3094(8)040 Coated Hypereutectic Piston for GM/Chevrolet, 6.6L 400, P3074 [+0.040 in. Oversize]](https://www.jegs.com/images/mini_750/400/416/416-p3094(8)040.jpg)
Vehicle Info NeededENGINETECHPART NUMBER: 416-P3094(8)040
P3094(8)040 Coated Hypereutectic Piston for GM/Chevrolet, 6.6L 400, P3074 [+0.040 in. Oversize]
$40399
Ships on 09/14/2026
Lowest Price GuaranteeGM
PistonGM/Chevrolet, 6.6L 400, P3074 Piston; Hypereutectic Alloy; Coated Skirts Size: +0.040 in. Oversize Set of 8
The Enginetech P3094(8)040 is a replacement piston for GM/Chevrolet, 6.6L 400, P3074 engines, sized at +0.040 in. Oversize. Hypereutectic alloy construction provides improved heat resistance and reduced expansion at operating temperature.
Enginetech P3094(8)040 Piston Features:
- Fitment: GM/Chevrolet, 6.6L 400, P3074
- Size: +0.040 in. Oversize
- Hypereutectic alloy piston construction
- Coated construction for improved wear resistance
- Engineered to OE specifications for direct replacement
Part TypePiston
BrandENGINETECH
Package Height4.5
Package Width9.25
Package Length18.25
Weight12.25 PG
Part CategoryReplacement Parts
Piston Pin Outside Diameter0.9272
Second Compression Ring Thickness5/64
Size+0.040 in. Oversize
Top Compression Ring Thickness5/64
QuantitySet of 8
Piston MaterialHypereutectic
Oil Ring Thickness3/16
FitmentGM/Chevrolet
Part FitmentDirect Fit
RemanufacturedNo
Engine Displacement6.6L 400
Bore Diameter4.125
Vendor Part NumberP3094(8)040
Package Qty1
Package TypeEA
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