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![P1555(6)030 Flat Top Piston for 1982-1987 Buick, Oldsmobile, Pontiac 3.0L [+0.030 in. Oversize]](https://www.jegs.com/images/mini_750/400/416/416-p1555(6)030.jpg)
Vehicle Info NeededENGINETECHPART NUMBER: 416-P1555(6)030
P1555(6)030 Flat Top Piston for 1982-1987 Buick, Oldsmobile, Pontiac 3.0L [+0.030 in. Oversize]
$47299
Ships on 09/14/2026
Lowest Price GuaranteeGM
Piston1982-1987 Buick, Oldsmobile, Pontiac 3.0L Flat Top Piston Size: +0.030 in. Oversize Set of 6
The Enginetech P1555(6)030 is a replacement piston for GM/Buick, 3.0L 181 engines, sized at +0.030 in. Oversize. Engineered to OE specifications for reliable combustion chamber performance.
Enginetech P1555(6)030 Piston Features:
- Fitment: GM/Buick, 3.0L 181
- Size: +0.030 in. Oversize
- Engineered to OE specifications for direct replacement
- Note: Flat top. 1.808 CH. Carbureted, high-deck block. Use R38056 or M38056 rings.
Part TypePiston
BrandENGINETECH
Package Height3.75
Package Width9.25
Package Length13.75
Weight10.25 PG
Part CategoryReplacement Parts
Compression Height1.802
Size+0.030 in. Oversize
QuantitySet of 6
Oil Ring Thickness3/16
RemanufacturedNo
Bore Diameter3.800
Piston StyleFlat top
Piston Pin Outside Diameter0.9393
Second Compression Ring Thickness5/64
Top Compression Ring Thickness5/64
Piston MaterialCast aluminum
FitmentGM/Buick
Part FitmentDirect Fit
Engine Displacement3.0L 181
Vendor Part NumberP1555(6)030
Package Qty1
Package TypeEA
No Questions
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