Product Details
| VC420037 VA420037 VB420037 8972402101 RHF4H turbocharger for Isuzu D-MAX 2.5L TD Engine 4JA1-L | |||
| OE Number | 8972402101 | Cooled Type | Oil Cooled |
| Part Number | VC420037 VA420037 VB420037 | Weight | 6 KG |
| Turbo Model | RHF4H | Specification | 25*15*25 cm |
| Engine Code | 4JA1L | Warranty | 1 Year |
| Material | K18 | Product Capacity | 20,000/Month |
| Application | 2004- Isuzu D-MAX 2.5L TD Engine 4JA1-L | ||
Basic Info
| CHRA | VAX40019 | Back plate | - |
| Bearing Housing | - | Repair Kit | NH449805 |
| Turbine Wheel | - | Turbine Housing | - |
| Comp. Wheel | - | Compressor Cover | - |
| Heat Shield Number | - | Nozzle Ring Assembly | - |
| Gasket Kit | - | Actuator | NH940021 |
Swirl‑Optimized Twin‑Inlet Volute
A re‑engineered twin‑inlet volute channels of VC420037 VA420037 VB420037 8972402101 RHF4H turbocharger for Isuzu D-MAX 2.5L TD Engine 4JA1-L exhaust pulses into a swirling pattern, boosting scavenging efficiency by 9% and flattening the torque curve for seamless mid‑range pull—perfect for the stop‑start demands of light‑duty trucks.
Graphite‑Carbon Hybrid Bearing Core
The RHF4H’s dual‑ball bearing assembly combines forged steel races with a graphite‑carbon composite cage, cutting friction by 30% versus standard designs. The result is razor‑fast spool‑up, rock‑steady boost, and bearing life that exceeds 500 k miles.
Laser‑Etched Micro‑Fin Heat Exchanger
A precision laser‑welded micro‑fin array on the coolant jacket amplifies thermal transfer surface area by 25%, slashing hot‑start oil coking and shortening warm‑up times—even under relentless off‑road or heavy‑load conditions.
Smart‑Cal Wastegate Actuator
A magnetostrictive wastegate actuator of VC420037 VA420037 VB420037 8972402101 RHF4H turbocharger for Isuzu D-MAX 2.5L TD Engine 4JA1-L provides millisecond‑level boost adjustments, feeding live feedback to the ECU for ultra‑precise boost control. Drivers enjoy pinpoint throttle response when overtaking, climbing grades, or towing.
About Our Company
Fengcheng Top Power Co., Ltd, located at No. 4, 3rd Road, Zone B, Erlong Industrial Park, Fengcheng city, covers 6,800 ㎡ with a 6,700 ㎡ construction area and 50 - million - yuan total assets. With 90 employees (35 with college degrees or above), It is a professional manufacturer integrating the production of auto parts, turbocharger parts, drone turbojet parts, super blower parts, and design and research and development.
FAQ
Do you test all your goods before delivery?
Yes, 100% tested before delivery.
Can you produce according to the samples?
Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
What is your sample policy?
We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost.
Contact Us
Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Our product warranty period is one year.
We keep good quality and competitive price to ensure our customers benefit
T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
EXW, FOB, CFR, CIF, DDU
Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
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