JE Pistons 427/428 FE Dome Top 168741R Piston, Bore 4.250 in., Bore 107.950mm, Stroked, Dome, Forged Aluminum, Right Exhaust Valve Orientation, Ford, Each
JE Pistons 427/428 FE Dome Top 168741R Piston, Bore 4.250 in., Bore 107.950mm, Stroked, Dome, Forged Aluminum, Right Exhaust Valve Orientation, Ford, Each
Description
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 04:07:23
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.
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Specifications
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | JE Pistons |
| StreetFX SKU | jep168741R |
| SFX Item ID | 4801951 |
| Accounting SKU | jep-168741R |
| Manufacturer SKU | 168741R |
| Manufacturer UPC | 193564193933 |
| Alternative References | 168741R, JEP-168741R |
427/428 FE Dome Top Piston, Bore 4.250 in., Bore 107.950mm, Stroked, Dome, Forged Aluminum, Right Exhaust Valve Orientation, Ford, Each
JE Pistons 427/428 FE dome top pistons are specially designed for OEM blocks and heads, and are for use with the 427 or 428 crank. Designed with a minor +.017 inch overbore for cast iron blocks, these pistons use a 4.250 inch ring set with 1/16, 1/16, 3/16 rings. The compression ratios are figured for 10.150 block height. Larger bore sizes available as customs, please contact manufacturer for more details.
| Product Attributes | |
|---|---|
| Brand | JE Pistons |
| Manufacturer's Part Number | 168741R |
| Part Type | Pistons |
| Product Line | JE Pistons 427/428 FE Dome Top Pistons |
| UPC | 193564193933 |
| Piston Rings Included | No |
| Bore (in.) | 4.250 in. |
| Bore (mm) | 107.950mm |
| Stroke | 3.980 in. |
| Engine Stroke Type | Stroked |
| Actual Engine Displacement | 7.4L/451 |
| Rod Length | 6.490 in. |
| Piston Style | Dome, with two valve reliefs |
| Piston Material | Forged aluminum |
| Compression Height (in.) | 1.670 in. |
| Piston Head Volume (cc) | +2.50cc |
| Wrist Pin Style | Press-fit or floating |
| Wrist Pin Retainers Included | Yes |
| Wrist Pin Included | Yes |
| Pin Diameter (in.) | 0.975 in. |
| Piston Ring Thickness | 0.064 in. x 0.064 in. x 0.188 in. |
| File Fit | No |
| Gapless | No |
| Top Ring Thickness | 0.064 in. |
| Second Ring Thickness | 0.064 in. |
| Oil Ring Thickness | 0.188 in. |
| Remanufactured | No |
| Quantity | Sold individually. |
| Notes | Designed to fit right exhaust valve orientation. Designed for use with 428 crankshaft. |
Compatibility
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