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JE Pistons Ring Sets 1.2-1.5-3.0-103.37

SKU: JEPJG31F8-4070-0

Piston Rings

JE Piston Rings

JE Pistons Ring Sets 1.2-1.5-3.0-103.37

SKU: JEPJG31F8-4070-0

Piston Rings

JE Piston Rings

A$458.75
LOW STOCK! Est Ship 3-5 days. HURRY! LOW STOCK. This item is in limited stock at one of our distribution centres. The ETA is the approximate time required to prepare your order for dispatch.
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Description

JE Piston Rings are designed to maximize horsepower through precision sealing of combustion pressure. They are offered in a huge selection of sizes, various materials, and in multiple thicknesses to suit a wide variety of engines. JE Pistons also offers an array of custom piston ring services including back cutting, dyke cutting, lapping, grinding, and PVD coating. These services, the same used by top NHRA Pro Stock and NASCAR teams, are now available to the public and offer tremendous gains in durability, power through reduced friction, and improved ring seal.

Product Overview

JE Pistons has been the industry leader in the design, development and manufacturing of forged racing pistons for 60 years. The benefit of that experience, along with the technology and data gathered over the course of those years, has enabled JE to create a product line to compliment our world-class piston designs; JE Pro Seal Pistons Rings. Top teams in NASCAR, ALMS, NHRA, and AMA demand JE Pro Seal Rings for their engines. JE Pro Seal Rings are available for most racing, street, and powersports applications. JE offers over 2300 ringset and individual part numbers in stock and ready to ship. Don't see what you need? JE also offers custom ring manufacturing services." ProSeal Piston Rings are Sold as MATCHED SETS, the 6th Digit of the Part # Indicates the Number of Rings Included in the Set (i.e. JXC0F4-2953-2 is a set of 4 Rings). Please Order Accordingly. *Custom Application are also Available


Features and Benefits

  • Highest quality ductile iron top ring with plasma-moly inlay
  • Taper faced reverse torsional second rings
  • combined with standard or low tension oil rings

Product Details

2nd Ring:1.5mm
Bore Diameter:4.070
Bore:103.37mm(4.070in)
Description:ProSeal Ring Set
Engine Type:ICE
File Fit:Yes
Industry:Automotive
Oil Ring Axial Height:3.00
Oil Ring Radial Width:0.152
Oil Ring Thickness:0.118
Oil Ring:3.0mm
Part Number:jepJG31F8-4070-0
Product Type:Engine Piston Ring Set
Prop 65 (C, R or CR):CR
Prop 65 Yes/No:Yes
Ring Set Thickness:0.0472 in. Top x 0.0591 in. 2nd x 0.118 in. Oil
Ring Type:3 Ring
Second Compression Ring Thickness:0.0591
Second Ring Axial Height:1.50
Second Ring Facing Material:Phosphate
Second Ring Material:Iron
Second Ring Radial Width:0.170
Second Ring Shape:Napier, Back Cut, Neutral
Third Ring Facing Material:Carbon Steel
Third Ring Material:Carbon Steel
Third Ring Shape:Full Seal, Flex Vent
Top Compression Ring Thickness:0.0472
Top Ring Axial Height:1.20
Top Ring Facing Material:Nitride
Top Ring Material:Carbon Steel
Top Ring Radial Width:0.150
Top Ring Shape:Barrel Face, Back Cut, Torsional
Top Ring:1.2mm

Part Type

Engine Piston Ring Set

Data: v4.2 - Upd: 2026-09-29 05:59:21

Features

  • combined with standard or low tension oil rings
  • Highest quality ductile iron top ring with plasma-moly inlay
  • Taper faced reverse torsional second rings

Specifications

Product Attributes - Brand
JE Pistons
Product Attributes - Manufacturer's Part Number
JG31F8-4070-0
Product Attributes - Part Type
Piston Rings
Product Attributes - Product Line
JE Pistons Pro Steel Piston Rings
Product Attributes - UPC
193564240484
Product Attributes - Bore (in.)
4.070 in.
Product Attributes - Bore (mm)
103.378mm
Product Attributes - File Fit
No
Product Attributes - Gapless
No
Product Attributes - Gas Ported
No
Product Attributes - Top Ring Included
Yes
Product Attributes - Top Ring Thickness
1.2mm
Product Attributes - Top Ring Material
Steel
Product Attributes - Top Ring Facing Material
Gas nitrided
Product Attributes - Second Ring Included
Yes
Product Attributes - Second Ring Thickness
1.5mm
Product Attributes - Second Ring Material
Iron
Product Attributes - Second Ring Facing Material
Phosphate coated
Product Attributes - Oil Ring Included
Yes
Product Attributes - Oil Ring Thickness
3.0mm
Product Attributes - Oil Ring Tension
Standard
Product Attributes - Oil Ring Material
Carbon steel
Product Attributes - Oil Ring Facing Material
Chrome
Product Attributes - Quantity
Sold as 8 sets.
Product Attributes - Notes
Barrel face back cut torsional top ring, napier back cut neutral second ring with full seal flex vent-style oil ring.

Reference Information

Brand Name/s JE Pistons
StreetFX SKU jepJG31F8-4070-0
SFX Item ID 4360918
Supplier Item Code 4360918
Manufacturer SKU JG31F8-4070-0
Manufacturer UPC 193564240484

Compatibility

Application Data
  • UniversalYes
    Engine TypeL8
  • UniversalYes
    Engine TypeV8
  • UniversalYes
    Engine TypeW8

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