Wiseco Sub EJ22 Stroker Inv Dme -22cc 98mm Piston Shelf Stock Kit
Wiseco Sub EJ22 Stroker Inv Dme -22cc 98mm Piston Shelf Stock Kit
Description
Wiseco Sub EJ22 Stroker Inv Dme -22cc 98mm Piston Shelf Stock Kit
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 Set, 98.00 mm Bore, 30.25 mm Compression Height, 0.9055 in. Pin Diameter, Sport Compact, Set of 4.
Part Type
Engine Piston Set
Product Overview
World renowned for our work building race winning pistons, Wiseco utilizes experience from a diverse background of the most sophisticated sport compact engines.
Wisecoâs Sport Compact Pro Tru line creates the best value in forged pistons today. These American made pistons are forged and machined by skilled Ohio craftsmen with state-of-the-art forging presses and CNC machines. By using dedicated forgings specific to the final piston shape, Pro Tru pistons are stronger and lighter than industry standards.
Pro Tru sets include plasma moly 1/16, 1/16, 3/16 pre-gapped ring packages which provide excellent seal, friction reduction, and long life. Pro Tru pistons also come in a variety of volumes that allow the engine builder to choose the exact compression ratio required for their engine.
| Additional Application Notes | |
|---|---|
| • w/ 79mm EJ25 DOHC Crank & Rods | |
These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 12:05:37
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
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
Product Details
| Bore Diameter: | 98.00 |
| Bore: | 98mm |
| Category Hierarchy: | Auto>Piston Kits>Professional |
| Comp Height: | 30.25 |
| Comp Ratio: | 8.5:1 |
| Compression Height: | 30.25 |
| Description: | Pro Tru Pistons; Sport Compact Series; Set of 4 Pistons; Recommended RingSet: 9800VF; Rings & Pins Included |
| Dome Volume: | -24 |
| EBAY Category ID: | 33623 |
| Engine - Web: | EJ |
| Engine Detail: | Subaru EJ22 |
| Engine Type: | ICE |
| Engine: | EJ22 |
| Forging Type: | Slab Side |
| Gram Weight: | 366 |
| Industry: | Automotive |
| Make - Web: | Subaru |
| Make: | Subaru |
| Oil Ring Thickness: | 2.0 |
| Part Number: | wisK602M98 |
| Piston Material: | 2618 |
| Piston Quantity: | 4 |
| Piston Volume: | -24.00 |
| Product Market: | Sport Compact |
| Product Series: | Professional |
| Product Type: | Engine Piston Set |
| Ring Set Included: | Yes |
| Rod: | 131.6 |
| Second Compression Ring Thickness: | 1.5 |
| Skirt Coating: | Yes |
| Stroke: | 79 |
| Title - Web: | Professional Subaru EJ22 Piston Set of 4 - 98.00 mm Bore - 30.25 mm CH, -24.00 CC |
| Title: | Wiseco - Subaru, EJ22, 98.00 mm Bore, Piston Set of 4 |
| Top Compression Ring Thickness: | 1.2 |
| Wrist Pin Included: | Yes |
| Wrist Pin Material: | 9310 |
| Wrist Pin Outer Diameter: | 0.9055 |
| Wrist Pin Style: | Floating |
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Wiseco, WISECO-PRO TRU |
| StreetFX SKU | wisK602M98 |
| SFX Item ID | 4063333 |
| Accounting SKU | wis-K602M98 |
| Manufacturer SKU | K602M98 |
| Manufacturer UPC | 00193564076687 |
| Alternative References | K602M98, WIS-K602M98 |
Piston/Ring Kit, Forged, Dish, 3.858 in. Bore, 1.2mm, 1.5mm, 2.0mm Rings, Subaru, 4-Cylinder, Kit
Wiseco sport compact piston and ring kits give you stronger pistons and tighter tolerances than any other part in your engine, with less internal and external machining. Wiseco's advanced forging process and extensive heat-treating and finishing processes ensure the performance and reliability that you demand from your engine. These kits' crown thickness and ring lands are designed for power-adders like turbos and blowers and nitrous oxide. They come complete with high-quality piston rings. Whether you're on or off of the street, you can depend on the maximum strength and minimum variance of Wiseco's aluminum-forged pistons for your sport compact vehicle. Choose the kit recommended for your make and engine application.
| Product Attributes | |
|---|---|
| Brand | Wiseco |
| Manufacturer's Part Number | K602M98 |
| Part Type | Pistons |
| Product Line | Wiseco Sport Compact Piston and Ring Kits |
| UPC | 00193564076687 |
| Piston Rings Included | Yes |
| Bore (in.) | 3.858 in. |
| Bore (mm) | 98.000mm |
| Stroke | 3.110 in. |
| Rod Length | 5.181 in. |
| Piston Style | Dish, with no valve reliefs |
| Piston Material | Forged aluminum |
| Compression Height (in.) | 1.191 in. |
| Piston Head Volume (cc) | +24.00cc |
| Wrist Pin Style | Press-fit or floating |
| Wrist Pin Retainers Included | Yes |
| Wrist Pin Included | Yes |
| Pin Diameter (in.) | 0.906 in. |
| File Fit | No |
| Gapless | No |
| Top Ring Thickness | 1.2mm |
| Top Ring Material | Steel |
| Top Ring Facing Material | Phosphate coated |
| Second Ring Thickness | 1.5mm |
| Second Ring Material | Cast iron |
| Second Ring Facing Material | Phosphate coated |
| Oil Ring Thickness | 2.0mm |
| Oil Ring Material | Stainless steel |
| Oil Ring Tension | Standard |
| Remanufactured | No |
| Quantity | Sold as a set of 4. |
| Manufacturer Attributes | |
|---|---|
| Piston Volume | -24.00 |
| Piston Material | 2618 |
| Compression Height | 30.25 |
| Piston Quantity | 4 |
| Bore Diameter | 98.00 |
| Category Hierarchy | Auto>Pistons>Piston Kits>Sport Compact |
| Industry | Automotive |
| Engine - Web | EJ |
| Engine | EJ22 |
| Product Type | Engine Piston Set |
| Engine Type | ICE |
| Product Series | Professional |
| Title - Web | Professional Subaru EJ22 Piston Set - 98.00 mm Bore - 30.25 mm CH, -24.00 CC |
| Forging Type | Slab Side |
| Product Market | Sport Compact |
| Make | Subaru |
| Make - Web | Subaru |
| Title | Wiseco - Subaru, EJ22, 98.00 mm Bore, Piston Set |
| Skirt Coating | Yes |
| Engine Detail | Subaru EJ22 |
| Oil Ring Thickness | 2.0 |
| 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 Set, Subaru, EJ22, 98.00 mm Bore, Sport Compact, Set of 4 |
| Product Class | Engine Piston Set |
| Construction/Type | Wiseco Subaru EJ22 Piston Set, 98.00 mm Bore, 30.25 mm Compression Height, 0.9055 in. Pin Diameter, Sport Compact, Set of 4. |
| 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 | BOD-Sub EJ22 Stroker Inv Dme -22cc 98mm |
| 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. |
Compatibility
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