Rainier Parts Carburetor Kit For Stihl FS Trimmers FS38 FS45 FS46 FS55 KM55 Aluminum Easy Install

Rainier Parts' Carburetor Kit for Stihl FS-series trimmers delivers a precise, ready-to-install replacement crafted for models like FS38, FS45, FS46, FS55, FS55R, FS55RC, KM55, HL45, FC55, and more. Built for both DIY repairs and professional service, it aims to restore reliable starting and smooth throttle response.

• Compatibility: Fits a wide range of Stihl FS-series trimmers and KM-line models, including FS38, FS45, FS46, FS55, FS55R, FS55RC, KM55, HL45, FS45C, FS45L, FS55C, FS55T, FC55, FS74/75/76/80/85, and related variants.
• Material: Aluminum construction for durability and resistance to fuel and heat exposure in outdoor use.
• Replacement Part Numbers: Replaces ZAMA C1Q-S66, C1Q-S71, C1Q-S97(A), C1Q-S143, C1Q-S153, C1Q-S186, C1Q-S186A, C1Q-S186B and OEM numbers 4140-120-0612, 4140-120-0619, 4137-120-0606, 4137-120-0608.
• Kit Variants: Available in 3PCS, 7PCS, 9PCS, and 13PCS configurations to match your rebuild needs. Each kit includes a carburetor plus a curated set of replacement parts.
• Included Components: Contents vary by kit level, but commonly include a carburetor, air filter, fuel line, spark plug, mounting gaskets, primer bulbs, fuel filters, and fuel tubes to support a complete swap.
• Compact Packaging: Packaging dimensions are 9.2 x 4.2 x 7.6 cm (LxWxH) for easy storage and shipping.

With this Rainier Parts carburetor kit, you can restore dependable starts, steady idle, and consistent power for your STIHL trimmer. The aluminum build provides long-term resilience against fuel exposure, while the included gaskets and seals help ensure a tight, leak-free fit. This kit is ideal for homeowners maintaining a small tool shed or repair professionals stocking common STIHL replacements, offering a practical, cost-effective alternative to OEM parts without sacrificing performance.