Click image to zoom
S4TW-509 Turbocharger O Ring for CAT 3208 425HP Marine Engine
Subtotal: US$ 0.00
Send an InquiryThis aftermarket O ring serves as a replacement seal for the S4TW-509 turbocharger, specifically referenced for CAT 3208 425HP marine engine applications. Designed to support turbocharger maintenance and rebuild projects, this component helps restore sealing integrity.
Key Specifications
- Product Type: O ring
- Turbo Model: S4TW-509
- Application Clue: CAT 3208 425HP Marine Engine
- Packing: Standard protective packaging
- Gross Weight: Lightweight component
- Image Availability: Yes
This listing provides the specific aftermarket O ring required for S4TW-509 turbocharger maintenance. Buyers should cross-reference this number with their existing hardware or service manuals to confirm the correct size and material specification for their specific marine diesel application.
Application & Compatibility
This O ring is listed for the S4TW-509 turbocharger, commonly associated with CAT 3208 425HP marine engine applications. The category path indicates a reference application for CAT Marine systems, but specific fitment varies by engine serial number and turbo configuration.
- Engine Application: CAT 3208 425HP Marine
- Turbo Model: S4TW-509
Always verify the exact turbocharger model and engine variant before ordering. This is an aftermarket replacement application; confirm dimensions and material specifications match your requirements to ensure proper sealing performance.
Technical Notes
This O ring is engineered for the S4TW-509 turbocharger series, supporting seal integrity in marine diesel environments. The component is designed to withstand thermal cycling and pressure variations typical of CAT 3208 425HP engine operations. Material selection focuses on resistance to fuel and oil exposure, ensuring stable performance during rebuilds. Verify cross-section dimensions and hardness against your service manual specifications. Proper installation prevents leakage and maintains turbocharger efficiency. Consult technical support for material data sheets or specific environmental ratings required for your marine application.
B2B Supply
LeadTurbo supports B2B buyers with volume pricing for bulk orders of the S4TW-509 O ring. Worldwide shipping is available for international distributors and marine repair shops. Contact us for current stock levels and lead times for this aftermarket replacement seal.
Before ordering, compare the public part numbers, supplied OEM reference numbers, engine information, and application clues with the removed sample part. For B2B inquiries, photos, dimensions, turbo model details, and planned quantity help confirm the version, packing method, and supply schedule without assuming unsupported technical specifications.
Product FAQ
CAT and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by CAT.
For More Information
Frequently Asked Questions
What types of turbocharger spare parts do you offer? Warranty, shipping, quality and more.
Complete Turbo Units
Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.
CHRA / Core Assemblies
Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.
Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
Turbine Housings
Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.
Compressor Housings
OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.
Bearing Housings
Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.
