Wiseco Buick 455 Pro Tru Street Piston Set 4.350 in. Bore
Wiseco Buick 455 Pro Tru Street Piston Set 4.350 in. Bore
Description
Wiseco Buick 455 Pro Tru Street Piston Set 4.350 in. Bore
Wiseco Street series pistons are forged from 4032 alloy aluminum in Mentor, Ohio and includes rings, pins, and clips for an all-inclusive rebuild. For any build budget, Wiseco has the piston to get you on the road or down the track.
Additional Information
Wiseco Buick 455 Piston Set, 4.350 in. Bore, 1.980 in. Compression Height, 1.000 in. Pin Diameter, Pro Tru Street, Set of 8.
Part Type
Engine Piston Set
Features
- 4032 Forged Aluminum
- ArmorGlide Skirt Coating: Seizure resistant, Friction Reduction, and Quieter Operation
- ArmorGlide® Skirt Coating: Seizure resistant, Friction Reduction, and Quieter Operation
- AS-Forged Dome with Crown Features & Oil Drain Backs
- Chromium Alloy Steel Piston Pin & Spirolox Included
- Chromium Alloy Steel Piston Pin & Spirolox® Included
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 14:04:14
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: piston)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 | wisPTS543A4 |
| SFX Item ID | 4069900 |
| Accounting SKU | wis-PTS543A4 |
| Manufacturer SKU | PTS543A4 |
| Manufacturer UPC | N/A |
| Alternative References | PTS543A4, WIS-PTS543A4 |
Piston, Pro Tru Street Series, 4.350 in. Bore, Forged Aluminum, Buick, 455, Set of 8
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 | PTS543A4 |
| Part Type | Pistons |
| Product Line | Wiseco Pro Tru Street Pistons |
| UPC | 00193564093950 |
| Piston Rings Included | Yes |
| Bore (in.) | 4.350 in. |
| Bore (mm) | 110.490mm |
| Stroke | 3.900 in. |
| Engine Stroke Type | Stock |
| Rod Length | 6.600 in. |
| Piston Style | Flat top, with no valve reliefs |
| Piston Material | Forged aluminum |
| Compression Height (in.) | 1.980 in. |
| Piston Head Volume (cc) | +8.34cc |
| Wrist Pin Style | Press-fit or floating |
| Wrist Pin Retainers Included | Yes |
| Wrist Pin Included | Yes |
| Pin Diameter (in.) | 1.000 in. |
| Piston Ring Thickness | 1/16 in. x 5/64 in. x 3/16 in. |
| File Fit | Yes |
| Gapless | No |
| Remanufactured | No |
| Quantity | Sold as a set of 8. |
| Manufacturer Attributes | |
|---|---|
| Piston Volume | -8.30 |
| Compression Height | 1.980 |
| Piston Material | 2618 |
| Bore Diameter | 4.350 |
| Engine | 455 |
| Engine - Web | 455 |
| Piston Quantity | 8 |
| Category Hierarchy | Auto>Pistons>Piston Kits>Domestic>Pro Tru Street |
| Industry | Automotive |
| Make | Buick |
| Make - Web | Buick |
| Product Market | Domestic |
| Product Type | Engine Piston Set |
| Engine Type | ICE |
| Product Series | Pro Tru Street |
| Title | Pro Tru Street - Buick, 455, 4.350 in. Bore, Piston Set |
| Title - Web | Pro Tru Street Buick 455 Piston Set - 4.350 in. Bore - 1.980 .in CH, -8.30 CC |
| Forging Type | Slab Side |
| Skirt Coating | Yes |
| Oil Ring Thickness | 3/16 |
| Ring Set Included | Yes |
| Second Compression Ring Thickness | 1/16 |
| Top Compression Ring Thickness | 1/16 |
| Wrist Pin Included | Yes |
| Wrist Pin Material | 5115 |
| Wrist Pin Outer Diameter | 1.000 |
| Wrist Pin Style | Floating |
| Out of Stock Message | Estimated Shipped Date 3-4 Weeks |
| Manufacturer Designation | Piston Set, Buick, 455, 4.350 in. Bore, Pro Tru Street, Set of 8 |
| Product Class | Engine Piston Set |
| Construction/Type | Wiseco Buick 455 Piston Set, 4.350 in. Bore, 1.980 in. Compression Height, 1.000 in. Pin Diameter, Pro Tru Street, Set of 8. |
| Vehicle Designations | Buick 455 |
| Product Outline | <ul><li>ArmorGlide? Skirt Coating: Seizure resistant, Friction Reduction, and Quieter Operation</li><li>4032 Forged Aluminum</li><li>AS-Forged Dome with Crown Features & Oil Drain Backs</li><li>Chromium Alloy Steel Piston Pin & Spirolox? Included</li></ul> |
| Vehicle Brief | BUICK 455 PROTRU 1.980 (5054A4) |
| Market Description | Our Pro Tru? Street series pistons are forged from 4032 alloy aluminum in Mentor, Ohio and includes rings, pins, and clips for an all-inclusive rebuild. For any build budget, Wiseco has the piston to get you on the road or down the track. |
Compatibility
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