Wiseco Acura/Honda B 4V Dome +8.25 Strut 8450Xx Piston Shelf Stock
Wiseco Acura/Honda B 4V Dome +8.25 Strut 8450Xx Piston Shelf Stock
Description
Wiseco Acura/Honda B 4V Dome +8.25 Strut 8450Xx 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 Honda B16A Piston, 84.50 mm Bore, 30.00 mm Compression Height, 0.827 in. Pin Diameter, Sport Compact, Set of 1.
Part Type
Engine Piston
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.
Wiseco's 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 | |
|---|---|
| • B20B With VTEC Head | |
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 09:44:31
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: | 84.50 |
| Bore: | 84.5mm |
| Category Hierarchy: | Auto>Pistons>Individual Pistons>Sport Compact |
| Comp Height: | 30 |
| Comp Ratio: | 13.0:1 |
| Compression Height: | 30.00 |
| Description: | Pro Tru Pistons; Sport Compact Series; Replacement/Individual Piston; Recommended RingSet: 8450XX; Rings & Pins Included |
| Dome Volume: | 8.26 |
| Engine - Web: | B Series |
| Engine Detail: | Honda B16A |
| Engine Type: | ICE |
| Engine: | B16A |
| Gram Weight: | 279 |
| Industry: | Automotive |
| Make - Web: | Honda |
| Make: | Honda |
| Part Number: | wis6594M845 |
| Piston Quantity: | 1 |
| Product Market: | Sport Compact |
| Product Series: | Professional |
| Product Type: | Engine Piston |
| Rod: | 137 |
| Stroke: | 89 |
| Title - Web: | Wiseco - Honda, B16A, 84.50 mm Bore, Piston |
| Title: | Wiseco - Honda, B16A, 84.50 mm Bore, Piston |
| Wrist Pin Outer Diameter: | 0.827 |
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Wiseco, WISECO-PRO TRU |
| StreetFX SKU | wis6594M845 |
| SFX Item ID | 4064397 |
| Accounting SKU | wis-6594M845 |
| Manufacturer SKU | 6594M845 |
| Manufacturer UPC | 193564089212 |
| Alternative References | 6594M845, WIS-6594M845 |
Piston, Forged, Dome, Acura, Honda, 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 | |
|---|---|
| Brand | Wiseco |
| Manufacturer's Part Number | 6594M845 |
| Part Type | Pistons |
| Product Line | Wiseco Sport Compact Pistons |
| UPC | 00193564089212 |
| Piston Rings Included | No |
| Bore (in.) | 3.327 in. |
| Bore (mm) | 84.500mm |
| Engine Stroke Type | Stock |
| Piston Style | Dome, with four valve reliefs |
| Piston Material | Forged aluminum |
| Compression Height (in.) | 1.181 in. |
| Piston Head Volume (cc) | -8.25cc |
| Wrist Pin Style | Press-fit or floating |
| Wrist Pin Retainers Included | No |
| Wrist Pin Included | Yes |
| Pin Diameter (in.) | 0.827 in. |
| Piston Ring Thickness | 1.00mm x 1.20mm x 2.80mm |
| File Fit | No |
| Gapless | No |
| Remanufactured | No |
| Quantity | Sold individually. |
| Notes | 13:2-14:2 Comp. Ratio |
| Manufacturer Attributes | |
|---|---|
| Piston Quantity | 1 |
| Compression Height | 30.00 |
| Bore Diameter | 84.50 |
| Category Hierarchy | Auto>Pistons>Individual Pistons>Sport Compact |
| Industry | Automotive |
| Engine - Web | B Series |
| Engine | B16A |
| Product Type | Engine Piston |
| Make | Honda |
| Make - Web | Honda |
| Engine Type | ICE |
| Product Series | Professional |
| Product Market | Sport Compact |
| Title | Wiseco - Honda, B16A, 84.50 mm Bore, Piston |
| Title - Web | Wiseco - Honda, B16A, 84.50 mm Bore, Piston |
| Engine Detail | Honda B16A |
| Wrist Pin Outer Diameter | 0.827 |
| Out of Stock Message | Estimated Shipped Date 3-4 Weeks |
| Manufacturer Designation | Piston, Honda, B16A, 84.50 mm Bore, Sport Compact, Set of 1 |
| Product Class | Engine Piston |
| Construction/Type | Wiseco Honda B16A Piston, 84.50 mm Bore, 30.00 mm Compression Height, 0.827 in. Pin Diameter, Sport Compact, Set of 1. |
| Vehicle Designations | Honda B16A |
| 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 | AC/HON B 4v DOME +8.25 STRUT 8450XX |
| 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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