Dust cover (injection end gasket), Yanmar 486e/486v
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We are the company «RefBelholod»
We have been working with refrigerators
CARRIER & THERMO KING for more than 10 years.
We have a large warehouse of secondary spare parts for refrigerators. Excellent quality of spare parts, all spare parts are inspected!
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→Fuel Injector Well Rubber Dust Insulator Seal Thermo King 33-4174
The Genuine Fuel Injector Well Dust Seal Thermo King 33-4174 / 334174 (upper fuel injector rubber insulator / nozzle sleeve seal packing) is a premium, oil-resistant elastomeric protective ring designed to seal the upper injector bore orifice on 4-cylinder Yanmar TK4.86, TK4.86E, and TK4.86V transport diesel engine platforms operating within Thermo King refrigeration networks.
Positioned around the upper body of the fuel injector assembly where it penetrates the cylinder head casing, this rubber seal completely isolates the injector well cavity from external environments. Its primary engineering function is to form an absolute barrier against over-the-road dust, spray moisture, washing grit, and stray top-end engine lubricants. When this seal hardens or fails, road debris and ambient moisture fill the deep injector well sleeve, accelerating heavy rust accumulation along the injector body and binding the hold-down clamp setup. This often seizes the injector inside the cast-iron head, leading to difficult extraction maintenance and risking debris falling straight into the cylinder during injector service. The genuine Thermo King rubber insulator features specialized compounding that handles cyclic thermal flexing under the valve cover without cracking, maintaining a tight clean barrier over long line-haul operational hours.
This upper fuel line protective component is indexed under factory assembly references: **Thermo King 33-4174** (334174, 33-4174) and aligns with the original engine manufacturer factory assembly blueprint: **Yanmar 114260-53080** (11426053080).
Technical Information:
- Manufacturer: Yanmar / Thermo King (Original OEM Equipment)
- Part Catalog Numbers: Thermo King 33-4174, 334174 | Yanmar 114260-53080, 11426053080
- Part Type: Upper Fuel Injector Well Rubber Dust Shield / Sleeve Packing
- Material Matrix: High-grade, thermal-stabilized nitrile/fluorocarbon rubber elastomer with superior compression set resistance
- Compatible Engine Configurations: Yanmar TK4.86, TK4.86E, TK4.86V heavy-duty diesel lines
Used in Refrigeration Units and Power Packs:
Highly recommended whenever fuel lines or injectors are removed for calibration, tip cleaning, or top-deck adjustments across transport networks, including:
SB-series: SB-110, SB-300, SB-310, SB-310R, SB-III (SB3) high-capacity trailer lines;
SL-series: SL-100, SL-100e, SL-200, SL-200e, SL-300, SL-400, SL-400e, SL-400e SR2, turbo SL-TCI, and multi-temp SL Spectrum setups;
SLX-series: SLX 100, SLX 200, SLX 400, SLX Spectrum, and Spectrum SLX nosemount builds;
Additional Operations: Thermo King Super-II (Super2) series engines and supporting marine container power setups.
Catalog Number:
Thermo King: 33-4174, 334174
Yanmar: 114260-53080, 11426053080
Доставка и гарантия:
Доставка по всей России и Беларуси. Оперативная отправка транспортными компаниями в день оформления заказа.
Warranty – 1 month. Delivered in sealed individual protective packaging to maintain material softness and prevent rubber oxidation prior to installation.
Call or message us to inquire about the price, arrange a meeting, or coordinate delivery. Price is negotiable!
Product Description: Buy genuine engine fuel injector well rubber dust seal Thermo King 33-4174 / Yanmar 114260-53080 for Yanmar TK4.86 and TK4.86V diesel lines. Flexible protective injector sleeve rubber ring compatible with Thermo King SB-310, SL-200e, and SLX-400 trailer refrigeration platforms.
thermo king 33-4174, yanmar 114260-53080, buy injector dust seal thermo king, fuel injector well rubber cup yanmar 486, reefer injector sleeve insulator packing, trailer unit fuel lines repair, genuine thermo king rubber seals
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Tags: Engine / Repair Parts CT 4.134TV / Thermo King SLX / SLXe / SLXi
