General description The Carburetor for STIHL MS170 MS180 chainsaw is designed to replace the original Zama C1Q-S57, C1Q-S57A, and C1Q-S57B models. It is compatible with STIHL chainsaw models 017, 018, MS170, MS180, MS170C, and MS180C, ensuring high performance and reliability. Technical specifications Replaces Zama models: C1Q-S57, C1Q-S57A, C1Q-S57B Replacement part number: 1130-120-0603 Installation High quality and easy to install. Other information Package includes: 1 x Carburetor