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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

SKU: JEP168741R

Pistons

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

SKU: JEP168741R

Pistons
A$527.07
BACKORDER This item will be special ordered in for you. Contact us prior to purchase if you require an ETA.

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Description


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 04:07:23

Data: v4.2 - Upd: 2026-11-09 07:05:12

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: 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 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
BrandJE Pistons
Manufacturer's Part Number168741R
Part TypePistons
Product LineJE Pistons 427/428 FE Dome Top Pistons
UPC193564193933
Piston Rings IncludedNo
Bore (in.)4.250 in.
Bore (mm)107.950mm
Stroke3.980 in.
Engine Stroke TypeStroked
Actual Engine Displacement7.4L/451
Rod Length6.490 in.
Piston StyleDome, with two valve reliefs
Piston MaterialForged aluminum
Compression Height (in.)1.670 in.
Piston Head Volume (cc)+2.50cc
Wrist Pin StylePress-fit or floating
Wrist Pin Retainers IncludedYes
Wrist Pin IncludedYes
Pin Diameter (in.)0.975 in.
Piston Ring Thickness0.064 in. x 0.064 in. x 0.188 in.
File FitNo
GaplessNo
Top Ring Thickness0.064 in.
Second Ring Thickness0.064 in.
Oil Ring Thickness0.188 in.
RemanufacturedNo
QuantitySold individually.
NotesDesigned to fit right exhaust valve orientation. Designed for use with 428 crankshaft.

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