JE Pistons
JE Pistons Ring Sets 99.75 Bore 79 Stroke 130.5mm 30.7mm C/D -17.0 Dome 405 - JG4904-3927
- SKU:
- JEPJG4904-3927
- UPC:
- 193564241894
- MPN:
- JG4904-3927
- Availability:
- Regularly stocked product
Description
Are these piston rings compatible with my specific vehicle model and year?
Confirm precise fitment for your vehicle model and year before purchasing these JE Piston Rings to ensure optimal engine performance.
Can I install these piston rings myself, or is professional installation required?
Professional installation is strongly recommended for JE Piston Rings to guarantee correct seating and achieve peak combustion sealing.
JE Piston Rings deliver precision sealing of combustion pressure, achieving a score of 9 for Track/Autocross usage. Featuring a highest quality ductile iron top ring with plasma-moly inlay, these rings are engineered for superior durability and reduced friction. Trust JE Pistons for maximum power and efficiency in your high-performance engine.
Key Features
- JE Piston Rings
- precision sealing of combustion pressure
- highest quality ductile iron top ring with plasma-moly inlay
- standard or low tension oil rings
- taper faced reverse torsional second rings
Why Choose the JE Piston Rings
Delivers maximum power and efficiency by ensuring a perfect seal.
Achieves superior durability and reduced friction for a longer-lasting engine.
Provides optimal oil control, minimizing smoke and maximizing engine cleanliness.
Transforms throttle response with a design engineered for immediate power delivery.
Who Is This For?
Track / Autocross — 9/10
Precision sealing for maximum power and efficiency.
Drag Racing — 9/10
Precision sealing for maximum power and efficiency.
Racing Competition — 9/10
Precision sealing for maximum power and efficiency.
Street Performance — 8/10
Enhances power and efficiency for spirited driving.
Engine Performance — 10/10
Directly improves combustion sealing for peak performance.
Fuel Efficiency — 7/10
Improved sealing can contribute to better efficiency.
Additional Resources
Important Notices
⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.
⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Browse More: Shop All Piston Rings — Engine Components
Additional Information
CARB: |
This product is not CARB Legal and not for sale in California |
Clearance Item: |
N |
MPN: |
JG4904-3927 |
Proposition 65: |
Y |
Case Lot Quantity: |
1 |
Category: |
Engine Components>Piston Rings |
Universal Fitment: |
Y |
Product Level: |
Premium Performance |
Track / Autocross: |
9/10 |
Drag Racing: |
9/10 |
Racing Competition: |
9/10 |
Street Performance: |
8/10 |
Engine Performance: |
10/10 |
Fuel Efficiency: |
7/10 |
Related Products
Related Products
JE Pistons Ring Sets 99.5 79 130.5 30.7 57.0 8.5:1 -16.5 407 TF - JG4904-3917
JE Pistons
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.75mm +.25mm Bore 9.8:1 Dish Piston Set with Rings - 612102C-4
Manley Performance
JE Pistons Ring Sets 1.2 / 1.2 / 2.5 Subaru EJ257 Block w/EJ20 Head - JG4904-3937
JE Pistons
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.75mm +.25mm Bore 8.5:1 Dish Piston Set with Rings - 612002C-4
Manley Performance
JE Piston Rings
JE Pistons