This meticulously engineered carburetor serves as a specialized replacement designed specifically for Yamaha outboard models One of the key features of this carburetor is its compatibility with various Yamaha OEM part numbers, including 66M-14301-00, 66M-14301-10, 66M-14301-11, and 66M-14301-12. In addition to Yamaha parts, it also replaces Sierra part number 18-34600 and Mallory part number 9-34600 Designed to fit Yamaha 4 Stroke engines with a 15HP, this carburetor is tailored to meet the specific requirements of this power range Whether users are replacing a worn-out carburetor or looking to upgrade for improved engine efficiency, this product is purpose-built to cater to the needs of Yamaha 4 Stroke 15HP outboard engines The construction of the carburetor is durable and resilient, capable of withstanding the challenges posed by marine environments