Products Description
GX440 17hp Gasket Set with Oil Seal
Complete Engine Rebuild Seal Kit for Honda GX440
Comprehensive gasket set with integrated oil seal for Honda GX440 17HP engines and compatible clone platforms. Includes all necessary cylinder head, carburetor, and crankcase sealing components for complete engine overhaul. Pre-assembled kit simplifies top-end and bottom-end rebuilds, eliminating the need for individual gasket sourcing.
Technical Profiles & Materials
Premium Seal Technology – Includes 35x52x8 Viton oil seal (91201-ZE3-004) for exceptional heat resistance up to 200°C, compatible with both magneto and PTO shaft positions .
OEM-Grade Gasket Materials – Meets Honda original specifications for thickness, compressibility, and material composition. Delivers factory-equivalent sealing performance and durability .
Ethanol-Blend Compatible – Gaskets designed to withstand modern fuel blends up to 10% ethanol content. Maintains seal integrity in fuel system applications .
Technical Specifications
| # | Parameter | Specification |
|---|---|---|
| 1 | OEM Reference | 91201-ZE3-004, 12251-Z2E-003, 16221-ZF6-800 |
| 2 | Kit Contents | Complete engine gasket set + oil seal |
| 3 | Oil Seal ID/OD/Thickness | 35 × 52 × 8 mm |
| 4 | Oil Seal Material | Viton (FKM) fluorocarbon |
| 5 | Oil Seal Max Temp | 200°C continuous |
| 6 | Cylinder Head Gasket | Metal laminate / composite |
| 7 | Carburetor Gasket | Fiber composite with NBR binder |
| 8 | Fitment Position | Magneto side & PTO side |
| 9 | Fuel Compatibility | ≤10% ethanol blends |
| 10 | Honda Code | 2108595 (oil seal) / 3713161 (carb gasket) |
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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FAQ
Q: What gaskets are included in the set?
A:Complete kit typically includes cylinder head gasket, carburetor mounting gasket, intake manifold gasket, and the 35x52x8 Viton oil seal. Refer to kit specifications for exact contents.
Q: How do I verify this set fits my engine?
A: Confirm engine model code from nameplate. GX440, GX390, GX340, or GCV530 class engines are supported . For clone engines, verify bolt pattern matches Honda GX-style mounting.
Q: What is the correct oil seal installation procedure?
A: Clean housing bore and crankshaft surface. Lubricate seal lip with clean oil. Press seal flush with housing using a flat driver. Inspect shaft for burrs before installation . Replace both magneto and PTO seals simultaneously during overhaul.
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