Street. Track. Everything between.
07 3276 7829
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

Wiseco Professional Series Pistons K481BS Pistons, Forged, Dome, 4.500 in. Bore, .043 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, 502, Kit

SKU: WISK481BS

Pistons

Wiseco Professional Series Pistons K481BS Pistons, Forged, Dome, 4.500 in. Bore, .043 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, 502, Kit

SKU: WISK481BS

Pistons
A$2,442.12
LAST ONE! Est Ship 4-7 days. In stock at 1 location (only 1 available)

Added to cart

We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

Piston - Quick 16 Series - Forged - 4.500 in Bore - 0.043 in x 1/16 in x 3/16 in Ring Grooves - Plus 45.00 cc - Big Block Chevy - Set of 8

Wiseco Chevy Big Block 4.500in Bore 1.270in CH 45.00 CC Piston Set

Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco's Professional Series.

Additional Information

Wiseco Chevrolet Big Block Piston Set, 4.500 in. Bore, 1.270 in. Compression Height, 0.990 in. Pin Diameter, Professional, Set of 8.

Part Type

Engine Piston Set

Data: v4.2 - Upd: 2026-11-09 17:13:23

Features

  • ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
  • Designed and built to withstand heavy to severe duty performance applications
  • Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
  • Forced pin oiling
  • Fully machined crown features
  • Precision ring grooves, anti-detonation groove, and additional ring seal improving features

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 14:27:09

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 wisK481BS
SFX Item ID 4767337
Accounting SKU wis-K481BS
Manufacturer SKU K481BS
Manufacturer UPC 193564074225
Alternative References K481BS, WIS-K481BS

Pistons, Forged, Dome, 4.500 in. Bore, .043 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, 502, Kit

Wiseco Professional Series pistons are designed to take the hard-driving abuse from your performance engine. They're forged from either 2168 or 4032 aluminum alloy for maximum strength, and then precision CNC-machined to their intricate final configurations under close tolerances. Where applicable, designs incorporate strength provisions to deal with turbocharging, supercharging, and nitrous. Chromoly wrist pins and Spirolox retainers are included. Choose the model tailored for your engine application.

Product Attributes
BrandWiseco
Manufacturer's Part NumberK481BS
Part TypePistons
Product LineWiseco Professional Series Pistons
UPC00193564074225
Piston Rings IncludedNo
Bore (in.)4.500 in.
Bore (mm)114.300mm
Stroke4.250 in.
Engine Stroke TypeStroked
Rod Length6.385 in.
Piston StyleDome, with two valve reliefs
Piston MaterialForged aluminum
Compression Height (in.)1.120 in.
Piston Head Volume (cc)-45.00cc
Wrist Pin StylePress-fit or floating
Wrist Pin Retainers IncludedYes
Wrist Pin IncludedYes
Pin Diameter (in.)0.990 in.
Piston Ring Thickness0.043 in. x 1/16 in. x 3/16 in.
File FitNo
GaplessNo
RemanufacturedNo
QuantitySold as a set of 8.
NotesHollow dome, strutted skirt and gas ported.

Compatibility

Loading compatibility information...

Keep shopping

More from Wiseco