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Sealed Power Cast Pistons 411NP30 Pistons, Cast, Flat, 4.150 in. Bore, Pontiac, Set of 8

SKU: SLP411NP30

Pistons

Sealed Power Cast Pistons 411NP30 Pistons, Cast, Flat, 4.150 in. Bore, Pontiac, Set of 8

SKU: SLP411NP30

Pistons
A$720.55
LOW STOCK! Est Ship 4-7 days. In stock at 2 locations (4 available)

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Description

Piston - Cast - 4.150 in Bore - 5/64 x 5/64 x 3/16 in Ring Grooves - Minus 15.00 cc - Pontiac V8 - Set of 8


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 14:27:31

Data: v4.2 - Upd: 2026-11-08 21:58:36

Features

Note for Pistons, Rings, Rotors, Rods and engine internals

Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.

(keyword: pistons)

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Sealed Power
StreetFX SKU slp411NP30
SFX Item ID 5030465
Accounting SKU slp-411NP30
Manufacturer SKU 411NP30
Manufacturer UPC 724956350728
Alternative References SEA411NP30, SLP-411NP30

Pistons, Cast, Flat, 4.150 in. Bore, Pontiac, Set of 8

For budget or stock-style rebuilds, it's hard to beat the value of Sealed Power cast pistons. They're made from high-quality aluminum alloys and feature a carefully controlled casting, heat-treating, and CNC-machining process. And, because they're designed and manufactured to exceed OEM specs, these pistons provide improved reliability, performance, and a long service life. Hundreds of models are available—find the size and style designed for your engine application.

Product Attributes
BrandSealed Power
Manufacturer's Part Number411NP30
Part TypePistons
Product LineSealed Power Cast Pistons
UPC724956350728
Piston Rings IncludedNo
Bore (in.)4.150 in.
Bore (mm)105.410mm
Stroke3.750 in.
Engine Stroke TypeStock
Rod Length6.625 in.
Piston StyleFlat top, with four valve reliefs
Piston MaterialCast aluminum
Compression Height (in.)1.700 in.
Wrist Pin StylePress-fit
Wrist Pin Retainers IncludedNo
Wrist Pin IncludedYes
Pin Diameter (in.)0.980 in.
Piston Ring Thickness5/64 in. x 5/64 in. x 3/16 in.
File FitNo
GaplessNo
RemanufacturedNo
QuantitySold as a set of 8.

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