Wiseco Pro Tru Street Pistons 5523A903 Pistons, Street, Forged Aluminum, Dome, 3.903 in. Bore, Rings, Chevrolet, 5.7L LS, Single Piston, Each
Wiseco Pro Tru Street Pistons 5523A903 Pistons, Street, Forged Aluminum, Dome, 3.903 in. Bore, Rings, Chevrolet, 5.7L LS, Single Piston, Each
A$304.59
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Description
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 20:17:41
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 | Wiseco, WISECO-PRO TRU |
| StreetFX SKU | wis5523A903 |
| SFX Item ID | 4765156 |
| Accounting SKU | wis-5523A903 |
| Manufacturer SKU | 5523A903 |
| Manufacturer UPC | 193564094766 |
| Alternative References | 5523A903, WIS-5523A903 |
Pistons, Pro Tru Street, Forged Aluminum, Dome, 3.903 in. Bore, Rings, Chevrolet, 5.7L LS, Single Piston, Each
Are you looking for affordable high performance for your street machine? Wiseco Pro Tru Street pistons are right up your alley! These forged 4032 aluminum pistons are complete with chromium alloy steel piston pins and Spirolox. Oversized, symmetrical, radiused valve pockets allow for maximum flow around the valves during overlap—and accommodate oversized valves and high-lift cams. Wiseco's proprietary ArmorGlide skirt coating extends piston life, increases horsepower, reduces noise, and offers much tighter dimensional tolerances than typical spray-on coatings. Choose the set designed for your vehicle and engine application. World-class, precision-machined high performance pistons—that's Wiseco value!
| Product Attributes | |
|---|---|
| Brand | Wiseco |
| Manufacturer's Part Number | 5523A903 |
| Part Type | Pistons |
| Product Line | Wiseco Pro Tru Street Pistons |
| UPC | 00193564094766 |
| Piston Rings Included | Yes |
| Bore (in.) | 3.903 in. |
| Bore (mm) | 99.136mm |
| Stroke | 3.622 in. |
| Actual Engine Displacement | 5.7L/347 |
| Rod Length | 6.098 in. |
| Piston Style | Dome, with two valve reliefs |
| Piston Material | Forged aluminum |
| Compression Height (in.) | 1.335 in. |
| Piston Head Volume (cc) | -4.00cc |
| Wrist Pin Style | Floating |
| Wrist Pin Retainers Included | Yes |
| Wrist Pin Included | Yes |
| Pin Diameter (in.) | 0.945 in. |
| Piston Ring Thickness | 1/16 in. x 1/16 in. x 3.00mm |
| File Fit | No |
| Gapless | No |
| Top Ring Thickness | 1/16 in. |
| Top Ring Material | Ductile iron |
| Top Ring Facing Material | Plasma-moly |
| Second Ring Thickness | 1/16 in. |
| Second Ring Material | Cast iron |
| Second Ring Facing Material | Phosphate coated |
| Oil Ring Thickness | 3.0mm |
| Oil Ring Material | Carbon steel |
| Oil Ring Facing Material | Chrome |
| Oil Ring Tension | Standard |
| Remanufactured | No |
| Quantity | Sold individually. |
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