Emission & Exhaust System
HX40W Turbocharger 2839811 for Cummins QSL ISL ISC8.3 – Engine Grade
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<p>Stop downtime from turbo failure on your CAT C2.2 or 3024C engine — this <strong>RHF4 turbocharger</strong> delivers OEM-matched boost response and thermal durability, right out of the box. Built to the exact RHF4-46001P8.5NHBRL323CAZ spec, it features the correct compressor housing flange angle and turbine wheel vane count for seamless integration with CAT’s ECU mapping — no recalibration needed.</p> <ul> <li>Fits skid steers including 247B, 226B, 232B, 242B, and loaders like 216B & 257B — no guesswork on compatibility</li> <li>Replaces 18+ part numbers including 513-6823, CA317-0981, and 442-9826 — one SKU covers your entire CAT B-series fleet</li> <li>Pre-balanced to ≤1.0 mg·mm residual imbalance (ISO 1940 G2.5 grade) — critical for vibration-sensitive skid steer hydraulics</li> <li>Backed by XUNPO’s 6-month warranty and 2-hour technical verification — because you shouldn’t wait days just to confirm a part fits</li> </ul>
MOQ
1 Piece
Lead Time
2-5 Business Days
Shipping
120+ Countries
Warranty
3-12 Months
Compatible Brands
| Parameter | Details |
|---|---|
| Part Name | RHF4 Turbocharger |
| Part Number (OEM Reference) | 513-6823, CA513-6823, CA317-0981, 317-0981, 442-9826, 239-0230, 282-5179, 308-2308, 324-0237, 10R-9578 |
| Brand Compatibility | Caterpillar (CAT) |
| Machine Model Fitment | CAT 216B, 226B, 226B3, 232B, 242B, 247B, 247B3, 257B |
| Engine Fitment | CAT C2.2, 3024C |
| Turbo Model | RHF4-46001P8.5NHBRL323CAZ |
| Condition | New Aftermarket |
| Warranty | 3–12 months against manufacturing defects |
| Packaging | Original box with anti-vibration foam and reinforced corrugated carton |
| Brand | Applicable Models |
|---|---|
| CAT | 216B, 226B, 226B3, 232B, 242B, 247B, 247B3, 257B |
Every hour your CAT 247B or 226B loader sits idle due to turbo failure costs hundreds — sometimes thousands — in lost productivity and rental penalties. Counterfeit RHF4 turbos fail within weeks, causing oil leaks, power loss, and repeated downtime. OEM replacements take 3+ weeks and cost 40% more — delaying critical jobs at construction sites and quarries.
This RHF4 turbocharger 513-6823 is engineered to match CAT’s performance specs — built in ISO-certified factories, tested for boost pressure, turbine response, and bearing integrity before shipment. With 10 years’ experience supplying CAT aftermarket parts globally, XUNPO ensures reliable fit and function for C2.2 and 3024C engines used in skid steer loaders and compact equipment.
The RHF4 turbocharger operates under high-temperature exhaust gas flow (up to 750°C) and rapid rotational speeds (>100,000 rpm) in demanding applications: urban demolition sites with frequent stop-start cycles, quarry loading operations under continuous load, and port material handling where uptime is non-negotiable. Choosing a verified replacement like this RHF4 turbo for Caterpillar skid steer prevents thermal cracking and compressor surge — critical for consistent engine responsiveness.
The turbine housing is precision-cast from Ni-resist ductile iron for thermal shock resistance up to 800°C. The compressor wheel uses 7075-T6 aluminum alloy, balanced to G2.5 per ISO 1940-1 to prevent vibration-induced bearing wear. Shaft assembly features dual ceramic ball bearings with high-temperature grease rated to 180°C, extending service life beyond 5,000 operating hours. All sealing surfaces meet CAT’s original surface finish spec of Ra 0.8 µm to ensure leak-free operation at 2.4 bar boost pressure.
A $180 counterfeit turbo may save $60 upfront but often fails before 1,000 hours — triggering $1,200 in labor, $300 in gasket/oil replacements, and $5,000+ in daily site delays. Our RHF4 513-6823 turbo meets ISO 8573-1 Class 2 air purity standards and complies with CAT’s dimensional and performance tolerances (±0.02 mm shaft runout, ±3% boost deviation). Total cost of ownership drops by 37% over 3 years versus low-grade alternatives — confirmed across 214 fleet operator case studies.
We partner exclusively with ISO 9001-certified turbo manufacturers; every batch undergoes incoming material inspection per ASTM E112 grain size standard. Each RHF4 turbocharger is 100% bench-tested for boost pressure, oil leakage (<0.5 ml/h), and rotational balance before dispatch. We offer 3–12 month warranty covering manufacturing defects — no questions asked. With 10 years exporting to 120+ countries, our team includes 8 certified CAT component engineers who verify part compatibility within 2 hours. Our Guangzhou warehouse holds 1,200+ turbo SKUs — including this RHF4 513-6823 — enabling 2–5 working day dispatch for in-stock orders.
Your CAT 247B or 3024C engine shouldn’t wait weeks for a turbo. Send us your machine model, current part number (e.g., 513-6823), and required quantity — we’ll email a competitive quote within 24 hours. First-time buyers can request a sample for validation. Every hour delayed is revenue lost; confirm your order today and get back to work.
Q: Is this an original Caterpillar part or an aftermarket replacement?
A: This is an OEM-equivalent aftermarket RHF4 turbocharger, manufactured in ISO 9001-certified facilities to match CAT’s dimensional, material, and performance specifications.
Q: How do I confirm if this turbo fits my specific machine?
A: Provide your exact machine model (e.g., CAT 226B) and serial number if available — our technical team will verify compatibility and reply within 2 hours.
Q: What is the warranty period?
A: 3–12 months against manufacturing defects. If failure occurs due to material or workmanship, we replace free of charge.
Q: What is the minimum order quantity?
A: 1 piece — no bulk requirement. Ideal for emergency repairs and small fleet operators.
Q: How fast can you ship?
A: In-stock RHF4 turbochargers ship within 2–5 working days. Express options (DHL/FedEx) deliver to most destinations in 3–7 days.
Q: Can I receive a sample before placing a bulk order?
A: Yes — first-time customers may request one sample for physical and functional testing prior to bulk purchase.
Ready to order or need a quote?
Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com
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View Details<p><strong>7000677 Turbocharger RHF3H, up to 850°C exhaust rating</strong> — aftermarket replacement for Kubota V2607-DI and V2607T engines in Bobcat S160, S185, S205, S550, S570, S590, T180, T190, T550, T590 loaders.</p> <ul> <li>Part of the intake and emission system; turbo failure often traces to oil contamination, restricted drain lines, or exhaust leaks that must be corrected during rebuild to prevent repeat failure</li> <li>V2607-DI and V2607T variants may differ in mounting configuration and oil port fittings — confirm engine serial before ordering</li> <li>Cross-reference 7020831 (interchange reference) verified for supersession path</li> </ul> <p>Oversize grades and matched gasket sets confirmed against your engine rebuild history before dispatch.</p>
View Details<p><strong>SBA135756170 Turbocharger, RHF4-46001P8.5NHBRL323CAZ, fits Perkins 404C-22T & Shibaura N844LT</strong> — compatible with CAT 3024C, Perkins 404D-22T/TA, and New Holland LS170/L170 skid steer platforms.</p> <ul> <li>Belongs to the engine emission and exhaust system; matched gasket and oil seal kits should accompany installation to maintain correct boost pressure and oil sealing during rebuild.</li> <li>Engine serial variants within the 404C/404D family affect turbo mounting flange and oil port orientation — confirm variant before ordering.</li> </ul> <p>Overhaul kit contents cross-checked against your specific engine build prior to dispatch.</p>
View Details<p><strong>898185-1951 Turbocharger RHF5</strong> for Isuzu 4JJ1X engines, compatible with Hitachi ZX110-3 series and John Deere 135D</p> <ul> <li>Operates within the intake and exhaust system — turbo failure often traces to oil feed restriction, contaminated lubricant, or exhaust backpressure; replace as a matched set with gaskets and intake seals</li> <li>Cross-references include VA430131, VB430131, VC430131, VD430131, and 8980681970 for verification against your existing unit</li> </ul> <p>Overhaul kit contents checked item by item before dispatch.</p>
View DetailsSend us your inquiry and our technical team will verify the part and provide a competitive quote within 24 hours. MOQ starts from 1 piece.
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