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Wiseco Buick 455 Pro Tru Street Piston Set 4.350 in. Bore

SKU: WISPTS543A4

Pistons

WIS Piston Sets - 8 Cyl...

Wiseco Buick 455 Pro Tru Street Piston Set 4.350 in. Bore

SKU: WISPTS543A4

Pistons

WIS Piston Sets - 8 Cyl...

A$1,475.91
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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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

Data: v4.2 - Upd: 2026-11-09 07:38:10

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
BrandWiseco
Manufacturer's Part NumberPTS543A4
Part TypePistons
Product LineWiseco Pro Tru Street Pistons
UPC00193564093950
Piston Rings IncludedYes
Bore (in.)4.350 in.
Bore (mm)110.490mm
Stroke3.900 in.
Engine Stroke TypeStock
Rod Length6.600 in.
Piston StyleFlat top, with no valve reliefs
Piston MaterialForged aluminum
Compression Height (in.)1.980 in.
Piston Head Volume (cc)+8.34cc
Wrist Pin StylePress-fit or floating
Wrist Pin Retainers IncludedYes
Wrist Pin IncludedYes
Pin Diameter (in.)1.000 in.
Piston Ring Thickness1/16 in. x 5/64 in. x 3/16 in.
File FitYes
GaplessNo
RemanufacturedNo
QuantitySold 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.

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