4137 120 0636 – STIHL Carburetor C1Q‑S157 PA-ECH749-3063 • Part Number: 7804

• Part Number: 7804

Manufacturer: SCAGPart Number: 486906Part Type: Nitrile GrommetMaterial: High-durability nitrile rubberFunction: Seals and protects wiring/hoses and reduces vibrationInstallation: Press-fit OEM replacement

Nose Type: Rollomatic E Picco

Model & serial verification recommended before purchase

the B10 blade features a segmented rim for aggressive cutting performance and efficient heat dissipation

4137 120 0636 – STIHL Carburetor C1Q‑S157 PA-ECH749-3063 • Part Number: 78044137 120 0636 STIHL Carburetor C1QS157 The 4137 120 0636 is a genuine STIHL C1QS157 carburetor, engineered to deliver precise air fuel mixture control for optimal engine performance on STIHL KombiSystem power heads. Designed for reliability and smooth operation, this carburetor enhances performance, helps maintain consistent RPMs, and ensures dependable starting. Product Specifications Manufacturer ID: 4137 120 0636 Model: C1QS157 Type: Diaphragm