Products Description
RK-15HU Carburetor Repair Kit – Tillotson HU Series Rebuild Set
Complete Overhaul Kit for Tillotson HU Carburetors
The RK-15HU is a comprehensive carburetor repair kit designed for Tillotson HU series carburetors used in a wide range of chainsaws, brushcutters, and other 2-stroke outdoor power equipment. This kit includes all necessary gaskets, diaphragms, and internal components required to restore proper fuel metering and engine performance when the original carburetor components have degraded due to age, fuel exposure, or ethanol-blended fuel use . The RK-15HU is distinguished from similar kits like the RK-13HU and RK-14HU by its smaller inlet needle, making it suitable for specific HU carburetor variants . Rebuilding your existing carburetor with this kit is a cost-effective alternative to purchasing a complete new carburetor assembly, allowing you to retain the original housing while replacing all wear-prone components in a single service operation.
Technical Profiles & Materials
Comprehensive Rebuild Kit – Includes all essential components for a full carburetor overhaul: metering diaphragm, fuel pump diaphragm, gaskets, inlet needle, metering lever, inlet screen, and welch plug . The RK-15HU kit provides everything needed to restore precise fuel metering and reliable engine performance.
OEM-Spec Tillotson Compatibility – Designed for Tillotson HU series carburetors, replacing OEM part numbers including RK-15HU, RK-16HU, 237-604, 16B-246, 237-153, and 34-219 . The RK-15HU is specifically used for HU carburetor variants, while the RK-14HU is used for other variants of the same family .
Wide Model Compatibility – Fits an extensive range of chainsaw and brushcutter models from leading brands including:
Stihl: 08S, 020, 020AV, 024, 024AVEQ, 028, 028AVEQ, 030, 030AV, 031AV, 032, 032AVE, 070, 090, 090G, TS350, TS350AVE
Husqvarna: B440, 34, 35, 35VR, 36R, 140R
Jonsered: 40, 361
McCulloch: PM360, PM370, PM390AS, PM470, PM480, PM490AS
Partner: P25, P28, 330, 340, 1614, 1616, MICRO 25, SUPER 25
Oleo Mac: 34, 234, 244, 251, 254, 271, 284TTA, 335, 481, 482MP, 492, 542, 940, 940F, 945F, 950AF, A1350, B450, ND246
Solo: 610, 615, 647
HU Carburetor Series Support – Compatible with a broad range of Tillotson HU carburetor models including HU-10C, HU-19F, HU-37C, HU-40D, HU-51B, HU-52C, HU-57C, HU-58A-D, HU-63B, HU-67B, HU-70B, HU-75A, HU-76A, HU-80A, HU-81A-B, HU-82A-B, HU-83E-F, HU-84D, HU-116A-B, and HU-136A .
Carburetor Application Cross-Reference – The RK-15HU is specified for specific carburetor variants:
Husqvarna 34 models with HU-4A carburetor
Husqvarna 140R / Solo 647 with HU-63B carburetor
Titan 35 with HU-57C carburetor
Oleo Mac 940 with HU-70B carburetor
Technical Specifications
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Products Application
Chainsaw and Brushcutter Carburetor Overhaul
Direct replacement when the engine exhibits hard starting, erratic idling, stalling, or poor throttle response due to degraded carburetor components. The RK-15HU kit is suitable for a wide range of professional and homeowner saws from Stihl, Husqvarna, Jonsered, McCulloch, Partner, and other brands . Rebuilding the carburetor with this kit restores precise fuel metering and reliable engine performance.
Stihl Chainsaw Restoration
The RK-15HU kit is commonly used for rebuilding carburetors on classic Stihl chainsaw models including 08S, 020, 024, 028, 030, 031, 032, 070, 090, and TS350 cut-off saws . These vintage saws are frequently used in milling operations and heavy-duty forestry work, making reliable carburetor service essential for maintaining their legendary performance.
Professional Workshop Servicing
For repair centres and arborists maintaining a fleet of equipment, the RK-15HU kit simplifies parts inventory by covering multiple carburetor models and saw brands. The comprehensive nature of the kit ensures all essential components are available for a full carburetor overhaul, reducing service time and ensuring reliable repairs. Genuine Tillotson kits and quality aftermarket alternatives are available, with OEM-grade components manufactured to meet original specifications .
Quality and Craftsmanship Details
Products Package
About Us
As a premier garden machinery parts supplier, Jiaxing Norsun Trading Co., Ltd. bridges global distributors with over 100 vetted China manufacturers. We streamline your B2B supply chain through strict quality control, flexible production, and factory-direct wholesale pricing. Partner with us for reliable, high-volume sourcing of precision-engineered outdoor power equipment components.
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FOR 10000+ OUALITY PARTS
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BACKED BY 200+ TRUSTED FACTORY PARTNERS
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FAQ
Q: How do I confirm this repair kit fits my carburetor?
A:Check the carburetor model stamped on your carburetor body. The RK-15HU kit fits Tillotson HU series carburetors including HU-10C, HU-19F, HU-37C, HU-40D, HU-51B, HU-52C, HU-57C, HU-58A-D, HU-63B, HU-67B, HU-70B, HU-75A, HU-76A, HU-80A, HU-81A-B, HU-82A-B, HU-83E-F, HU-84D, HU-116A-B, and HU-136A . The RK-15HU is specifically used for certain HU carburetor variants, while the RK-14HU is used for other variants of the same carburetor family .
Q: What is included in the RK-15HU repair kit?
A: The kit typically includes the metering diaphragm, fuel pump diaphragm, gaskets, inlet needle, metering lever, inlet screen, and welch plug – all components required for a full carburetor overhaul . The RK-15HU features a smaller inlet needle compared to the RK-13HU and RK-14HU kits .
Q: What equipment models use the RK-15HU carburetor kit?
A: The RK-15HU is used for Tillotson HU carburetors on a wide range of models including Stihl 08S, 020, 024, 028, 030, 031, 032, 070, 090, TS350; Husqvarna B440, 34, 35, 36R, 140R; Jonsered 40, 361; McCulloch PM360-490 series; and many others . Specific carburetor applications include Husqvarna 34/HU-4A, Husqvarna 140R/HU-63B, Titan 35/HU-57C, and Oleo Mac 940/HU-70B .
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