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Wiseco Subaru EJ22 Inv Dome -20cc 97.5mm Piston Shelf Stock

SKU: WIS6601M975

Pistons

WIS Single Pistons...

Wiseco Subaru EJ22 Inv Dome -20cc 97.5mm Piston Shelf Stock

SKU: WIS6601M975

Pistons

WIS Single Pistons...

A$412.03
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 Subaru EJ22 Inv Dome -20cc 97.5mm Piston Shelf Stock

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 Subaru EJ22 Piston, 97.50 mm Bore, 1.312 in. Compression Height, 0.9055 in. Pin Diameter, Sport Compact, Set of 1.

Part Type

Engine Piston

Data: v4.2 - Upd: 2026-11-09 07:37:49

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 12:05:02

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 wis6601M975
SFX Item ID 4063009
Accounting SKU wis-6601M975
Manufacturer SKU 6601M975
Manufacturer UPC 00193564089564
Alternative References 6601M975, WIS-6601M975

Piston, Forged, Dish, Subaru, Each

Are people not looking twice at your sport compact? Give them more than a little surprise by installing a set of Wiseco sport compact pistons. These pistons are forged from either 4032 or 2168 aluminum alloy and are precisely CNC-machined to their final configuration. Where appropriate, designs incorporate the strength to deal with nitrous, turbos, or blowers. Chromoly wrist pins and Spirolox retainers are included. Order the size designed for fitment on your vehicle.

Product Attributes
BrandWiseco
Manufacturer's Part Number6601M975
Part TypePistons
Product LineWiseco Sport Compact Pistons
UPC00193564089564
Piston Rings IncludedNo
Bore (in.)3.838 in.
Bore (mm)97.500mm
Piston StyleDome, with no valve reliefs
Piston MaterialForged aluminum
Compression Height (in.)1.312 in.
Piston Head Volume (cc)-20.00cc
Wrist Pin StylePress-fit or floating
Wrist Pin Retainers IncludedNo
Wrist Pin IncludedYes
Pin Diameter (in.)0.905 in.
Piston Ring Thickness1.20mm x 1.50mm x 2.00mm
File FitNo
GaplessNo
RemanufacturedNo
QuantitySold individually.
Notes8:5 Comp. Ratio

Manufacturer Attributes
Piston Volume -20.00
Piston Quantity 1
Compression Height 1.312
Piston Material 2618
Bore Diameter 97.50
Category Hierarchy Auto>Pistons>Individual Pistons>Sport Compact
Industry Automotive
Engine - Web EJ
Engine EJ22
Product Type Engine Piston
Forging Type FLAT
Engine Type ICE
Product Series Professional
Title - Web Professional Subaru EJ22 Piston - 97.50 mm Bore - 1.312 .in CH, -20.00 CC
Product Market Sport Compact
Make Subaru
Make - Web Subaru
Title Wiseco - Subaru, EJ22, 97.50 mm Bore, Piston
Skirt Coating Yes
Engine Detail Subaru EJ22
Oil Ring Thickness 2
Ring Set Included Yes
Second Compression Ring Thickness 1.5
Top Compression Ring Thickness 1.2
Wrist Pin Included Yes
Wrist Pin Material 9310
Wrist Pin Outer Diameter 0.9055
Wrist Pin Style Floating
Out of Stock Message Estimated Shipped Date 3-4 Weeks
Manufacturer Designation Piston, Subaru, EJ22, 97.50 mm Bore, Sport Compact, Set of 1
Product Class Engine Piston
Construction/Type Wiseco Subaru EJ22 Piston, 97.50 mm Bore, 1.312 in. Compression Height, 0.9055 in. Pin Diameter, Sport Compact, Set of 1.
Vehicle Designations Subaru EJ22 2.2L 16V
Product Outline <ul><li>Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength</li><li>ArmorGlide? Skirt Coating: seizure resistant, friction reduction, and quieter operation</li><li>Fully machined crown features</li><li>Precision ring grooves, anti-detonation groove, and additional ring seal improving features</li><li>Forced pin oiling</li><li>Designed and built to withstand heavy to severe duty performance applications</li></ul>
Vehicle Brief Wiseco -Subaru EJ22 - Single
Market Description 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.

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