Wiseco Professional Series Pistons 6155A4 Piston, Forged, Flat, 4.040 in. Bore, Ford, Lincoln, Mercury, Each
Wiseco Professional Series Pistons 6155A4 Piston, Forged, Flat, 4.040 in. Bore, Ford, Lincoln, Mercury, Each
Description
Wiseco Ford 302 WINDSOR FT 1.600 4040A 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 Ford Small Block 302 Windsor Piston, 4.040 in. Bore, 1.600 in. Compression Height, 0.912 in. Pin Diameter, Professional, Set of 1.
Part Type
Engine Piston
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 20:21:04
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 | wis6155A4 |
| SFX Item ID | 4768458 |
| Accounting SKU | wis-6155A4 |
| Manufacturer SKU | 6155A4 |
| Manufacturer UPC | 193564081001 |
| Alternative References | 6155A4, WIS-6155A4 |
Piston, Forged, Flat, 4.040 in. Bore, Ford, Lincoln, Mercury, Each
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 | |
|---|---|
| Brand | Wiseco |
| Manufacturer's Part Number | 6155A4 |
| Part Type | Pistons |
| Product Line | Wiseco Professional Series Pistons |
| UPC | 00193564081001 |
| Piston Rings Included | No |
| Bore (in.) | 4.040 in. |
| Bore (mm) | 102.616mm |
| Stroke | 3.000 in. |
| Rod Length | 5.090 in. |
| Piston Style | Flat top, with two valve reliefs |
| Piston Material | Forged aluminum |
| Compression Height (in.) | 1.600 in. |
| Piston Head Volume (cc) | +5.00cc |
| Wrist Pin Style | Press-fit or floating |
| Wrist Pin Retainers Included | Yes |
| Wrist Pin Included | Yes |
| Pin Diameter (in.) | 0.912 in. |
| Piston Ring Thickness | 1/16 in. x 1/16 in. x 3/16 in. |
| File Fit | No |
| Gapless | No |
| Remanufactured | No |
| Quantity | Sold individually. |
Compatibility
Loading compatibility information...
