Carburetor compatible with Craftsman models: 358791010, 358791030, 358791031, 358791032, 358791050, 358791051, 358791530, 358791540, 35879156 0, 3588 791590, 358796600, 944514460, 944515560, 944516550, 944516560, 944516560, 944516561 For Poulan P4500, P4500F, PP025, PP125, PP125E, PP25E, PP325, SM705; Poulan Trimmer PP258TP, PP258TPC Trimmer Compatible with Zama C1U-W19, 530071811, 530035592 Carburetor compatible with McCulloch MC025, MC125 Trimmer Key benefits - Restores reliable starting and smooth idle by delivering proper fuel mixture - Direct-fit replacement for listed models, enabling easy installation - Improves fuel efficiency and engine performance with stable operation - Durable construction designed for outdoor power equipment use - Broad compatibility across Craftsman, Poulan, Zama, and McCulloch trimmers Applications and scenarios - Replacing a worn or failing carburetor on Craftsman trimmers from the listed model range to restore performance - Replacing the carb on Poulan P4500 series and PP trimmers (PP025, PP125, PP125E, PP25E, PP325, SM705; PP258TP/PP258TPC) to regain power and smooth operation - Restoring a Zama equipped trimmer by using a compatible carburetor for C1U-W19 variants - Refurbishing McCulloch MC025 or MC125 trimmers to improve starting, idle, and overall performance