Piston Ring Set 4976251 / 4976252 / 5269330 for Cummins ISF2.8 4-Cylinder Engine

This 4976251 / 4976252 / 5269330 piston ring set fits Cummins ISF2.8 engine. This piston ring kit uses 94mm bore standard size. It adopts professional surface treatment. It effectively reduces oil consumption and improves engine sealing. We offer factory direct wholesale for all piston ring parts.

Product Overview

The 4976251, 4976252 and 5269330 piston ring belong to the same ISF2.8 piston ring set. These three part numbers match one complete kit. Many truck and engine repair shops search these OE numbers directly for replacement.
This ring set supports 4-cylinder Cummins ISF2.8 engine. It uses 94mm bore specification. Meanwhile, it follows original size 94*2.3+2+4. It fully meets original engine assembly standard.
In addition, it uses different materials and treatments for each ring. The first ring focuses on wear resistance. The second ring focuses on stable sealing. The oil ring focuses on oil control effect. So it works steady for long-term engine operation.

Technical Specifications

Item
Parameter
OE Part Number
4976251 / 4976252 / 5269330
Product Name
Piston Ring Set
Fit Engine Model
Cummins ISF2.8
Cylinder Number
4 Cylinders
Bore Diameter
94mm
Ring Size Specification
94*2.3+2+4
1st Ring Material
Ductile iron taper barrel with chrome bright belt
2nd Ring Material
Alloy inner bevel anti-twist taper with phosphating
Oil Ring Material
Nitrided steel oil ring
Application
Light truck, commercial vehicle, machinery engine repair

Product Features & Advantages

1. Exact OE standard match The 4976251 / 4976252 / 5269330 strictly follows original factory size. It fits Cummins ISF2.8 engine directly. You do not need extra modification during installation.
2. Strong wear resistance The first ring uses ductile iron and chrome plated layer. This design makes it resist high temperature and friction. It extends engine service life greatly.
3. Stable sealing performance The second ring adopts anti-twist taper structure. It keeps tight sealing during engine operation. It effectively reduces power loss.
4. Excellent oil control The nitrided steel oil ring controls engine oil consumption well. It solves common problems like burning oil and blue smoke.
5. Complete surface treatment Every ring gets professional phosphating and hardening treatment. It has better durability than ordinary accessories.

Application & Fitment

This 4976251 4976252 5269330 piston ring set mainly fits Cummins ISF2.8 4-cylinder diesel engine. Moreover, it widely supports light trucks, delivery vehicles and small commercial machinery that use ISF2.8 power system.
If you repair engine oil leakage, low power or oil burning issues, the set is the perfect replacement part.

Packing & Shipping

We pack every 4976251 / 4976252 / 5269330 piston ring set with standard export carton. Inner foam protects it from extrusion and scratch. In addition, we support fast shipping forbulk orders. We can send goods by air, sea or express based on your demand. All parts pass strict quality check before delivery.

FAQ

Q1: Do 4976251, 4976252 and 5269330 belong to one piston ring set?
A1: Yes. These three OE numbers stand for one complete ISF2.8 piston ring kit. You get full 3 rings set when you order this item.
Q2: Which engine does this piston ring fit?
A2: This piston ring fits Cummins ISF2.8 4-cylinder engine with 94mm bore.
Q3: Can this ring solve engine burning oil problem?
A3: Yes. This upgraded piston ring has good sealing and oil control ability. It improves engine working condition obviously.
Q4: Do you offer wholesale price for 4976251, 4976252 and 5269330?
A4: Yes. We support bulk order for all piston ring parts. You get better discount for large quantity.

CTA

If you need genuine standard 4976251, 4976252 or 5269330 for Cummins ISF2.8 engine, choose our products for stable quality and affordable price. We supply full range Cummins engine piston ring and spare parts. Send us inquiry now to get latest quotation and fast delivery support.

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