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C6205312300 6205-31-2300 Piston Ring Set Replacement For Cummins B3.3 Engine
RJT PARTS C6205312300 piston ring set is a high-precision aftermarket replacement part designed for Cummins B3.3 and QSB3.3 diesel engines. With excellent wear resistance, tight sealing performance and low oil consumption, this piston ring set perfectly matches original equipment standards, ideal for construction machinery engine overhaul and daily repair with stable quality and long service life.
Product Overview
C6205312300 piston ring set is an essential engine wearable part for Cummins B3.3 and QSB3.3 diesel engines, widely used in various construction machinery. Manufactured by RJT PARTS with premium materials and professional anti-wear surface treatment, this piston ring set meets strict aftermarket quality standards for engine repair and overhaul.
It includes complete compression rings and oil control rings to ensure stable cylinder pressure, reduce engine blow-by and lower oil consumption. Effectively solving common engine issues like power loss and blue smoke. All products undergo strict dimensional and performance testing, offering perfect OEM fit and reliable, cost-effective replacement for engine maintenance.
Technical Specifications
Item | Specification |
|---|---|
Part Number | C6205312300 / 6205-31-2300 |
Brand | RJT PARTS |
Product Type | Full Piston Ring Set (Compression Ring + Oil Control Ring) |
Applicable Engine Model | Cummins B3.3, QSB3.3 Diesel Engine |
Processing Technology | High-precision cutting, surface hardening treatment, anti-scuff coating |
Performance Feature | Wear-resistant, high temperature resistant, low friction, strong air tightness |
Fit Standard | OEM standard size, direct replacement |
Quality Grade | High-quality aftermarket replacement parts |
MOQ | 1 Set |
Stock Status | In stock, fast delivery |
Application Industry | Construction Machinery, Engineering Equipment |
Core Advantages
- Durable & Wear Resistant: Made of high-strength alloy with special surface treatment, resisting high temperature and friction for long service life.
- Stable Sealing Performance: Precise OEM size ensures tight fit, maintains cylinder pressure and guarantees stable engine power.
- Low Oil Consumption: Optimized oil control ring design effectively scrapes excess oil, prevents oil burning and blue smoke.
- Fewer Engine Faults: Reduces blow-by gas and carbon deposition, avoiding engine jitter and insufficient power.
- Direct OEM Replacement: Fully compliant with OEM standards, no modification needed for easy installation.
- Cost-Effective Supply: RJT PARTS factory direct supply with stable quality, sufficient stock and competitive price.
Application & Compatible Models
Core Applicable Engine: Cummins B3.3 / QSB3.3 diesel engine
Applicable Equipment Scenarios
- Small and medium excavators equipped with Cummins B3.3/QSB3.3 engine
- Construction loaders, skid steer loaders
- Engineering forklifts, compact construction machinery
- Mobile power equipment and auxiliary engineering machinery with matching engines
Application Features: Widely used in daily maintenance, medium maintenance and major overhaul of construction machinery engines. It is a necessary consumable part for solving engine oil burning, power drop and poor sealing failures.
FAQ
- Q: What engine does C6205312300 piston ring fit? A: It perfectly fits Cummins B3.3 and QSB3.3 series diesel engines, compatible with multiple types of construction machinery equipment.
- Q: Is this RJT PARTS piston ring the same size as OEM parts? A: Yes. All dimensions strictly follow OEM standards, direct replacement without any modification.
- Q: What problems can a new piston ring set solve? A: It can effectively fix engine oil burning, blue smoke, low cylinder pressure, power loss and excessive blow-by gas faults.
- Q: Do you support small batch orders and fast delivery? A: Yes, we have sufficient stock, support 1 set MOQ, and provide fast global shipping.
- Q: What is the quality guarantee of RJT PARTS piston ring? A: All parts are strictly inspected before shipment with stable performance and long service life, supporting conventional after-sales guarantee.
If you are looking for reliable C6205312300 piston ring set for Cummins B3.3 and QSB3.3 diesel engine repair, RJT PARTS is your trustworthy supplier. We provide high-quality aftermarket engine spare parts with strict quality control, competitive factory price and stable inventory. Whether you need single retail or bulk wholesale orders, we can support customized solutions and fast global delivery. Contact us now to get the latest quotation and professional technical support for your construction machinery engine maintenance!





