JE Pistons 139838S Pistons, 454 BBC DOME 48cc

SKU: JEP139838S

Pistons

SKU: JEP139838S

Pistons

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Description

Pistons, 454 BBC DOME 48cc

Pistons

Data: v4.2 - Upd: 2026-10-14 10:58:35

Product Attributes - Brand: JE Pistons
Product Attributes - Manufacturer's Part Number: 139838S
Product Attributes - Part Type: Pistons
Product Attributes - UPC: 193564262936
Product Attributes - Piston Rings Included: No
Product Attributes - Bore (in.): 4.350 in.
Product Attributes - Bore (mm): 110.490mm
Product Attributes - Stroke: 4.000 in.
Product Attributes - Engine Stroke Type: Stock
Product Attributes - Actual Engine Displacement: 7.8L/475
Product Attributes - Rod Length: 6.535 in.
Product Attributes - Piston Style: Dome, with two valve reliefs
Product Attributes - Piston Material: Forged aluminum
Product Attributes - Compression Height (in.): 1.245 in.
Product Attributes - Piston Head Volume (cc): -48.00cc
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.): 0.990 in.
Product Attributes - Piston Ring Thickness: 0.064 in. x 0.064 in. x 0.218 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: 0.218 in.
Product Attributes - Remanufactured: No
Product Attributes - Quantity: Sold individually.
Product Attributes - Notes: Made from 2618 alloy forged aluminum.

Application Data