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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$512.33
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

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.

Part Type

Pistons

Data: v4.2 - Upd: 2026-10-14 11:06:45

Specifications

Product Attributes - Brand
JE Pistons
Product Attributes - Manufacturer's Part Number
168741R
Product Attributes - Part Type
Pistons
Product Attributes - Product Line
JE Pistons 427/428 FE Dome Top Pistons
Product Attributes - UPC
193564193933
Product Attributes - Piston Rings Included
No
Product Attributes - Bore (in.)
4.250 in.
Product Attributes - Bore (mm)
107.950mm
Product Attributes - Stroke
3.980 in.
Product Attributes - Engine Stroke Type
Stroked
Product Attributes - Actual Engine Displacement
7.4L/451
Product Attributes - Rod Length
6.490 in.
Product Attributes - Piston Style
Dome, with two valve reliefs
Product Attributes - Piston Material
Forged aluminum
Product Attributes - Compression Height (in.)
1.670 in.
Product Attributes - Piston Head Volume (cc)
+2.50cc
Product Attributes - Wrist Pin Style
Press-fit or floating
Product Attributes - Wrist Pin Retainers Included
Yes
Product Attributes - Wrist Pin Included
Yes
Product Attributes - Pin Diameter (in.)
0.975 in.
Product Attributes - Piston Ring Thickness
0.064 in. x 0.064 in. x 0.188 in.
Product Attributes - File Fit
No
Product Attributes - Gapless
No
Product Attributes - Top Ring Thickness
0.064 in.
Product Attributes - Second Ring Thickness
0.064 in.
Product Attributes - Oil Ring Thickness
0.188 in.
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Designed to fit right exhaust valve orientation. Designed for use with 428 crankshaft.

Reference Information

Brand Name/s JE Pistons
StreetFX SKU jep168741R
SFX Item ID 4801951
Supplier Item Code 4801951
Manufacturer SKU 168741R
Manufacturer UPC 193564193933
Alternative References 107.950mm

Compatibility

Application Data
  • MakeFORD
    Beginning Year1963
    Ending Year1969
    Engine TypeV8
    Engine FamilyFORD BIG BLOCK FE V8 GAS
    Engine Size7.0L/427
    Application NotesDesigned to fit right exhaust valve orientation. Designed for use with 428 crankshaft.

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