Genuine Echo Rubber Block-Off for Leak Down Tests

This genuine Rubber Block-Off from Echo is an essential tool for performing leak down tests on your equipment. With the OEM part number 91041, it's designed to be used behind the carburetor and muffler, sealing the crankcase for precise pressure testing.

OEM Part Number: 91041

Designed for Use:

• Behind the carburetor
• Behind the muffler

Features:

• Provides a tight seal for accurate crankcase pressure testing
• Made from durable rubber to withstand frequent use
• Ensures reliable diagnostics for your Echo equipment

Perfect for both professional mechanics and DIY enthusiasts who need to maintain the integrity of their Echo machinery with OEM quality tools.