1 years
China
Certification
Produced under ISO9001 certified workshop. CE and SGS inspection documents available upon request.
13. Real Product Photos
Full‑kit overview shot, precision‑machined surface close‑ups, connecting‑rod structural details, bearing detail shot, mounting interface view, neutral export‑ready packaging photos
14. Independent Product Description
This high-quality replacement connecting rod kit corresponds to OE part numbers 66T‑11650‑00 and 66T‑11651‑00.
It fits perfectly with Yamaha 40HP 2‑stroke E40X outboard motors. Manufactured in strict accordance with original factory dimension criteria, this unit guarantees accurate installation for all marine engine rebuild and repair projects.
Crafted from premium quenched alloy steel with outstanding tensile strength, this complete rod assembly is processed with precise CNC machining and standardized high-temperature heat treatment. Its robust structural design provides superior stiffness and long-lasting fatigue resistance.
It can fully endure continuous cyclic pressure loads during tough saltwater marine operations.
This connecting rod kit retains steady mechanical performance in humid, salt-rich marine environments. It effectively lowers the possibility of power degradation and part aging caused by long-term seawater corrosion. All precision-machined surfaces adhere to strict industrial tolerance standards, which enables simple, error-free bolt-on installation with no extra cutting or modification needed.
This essential engine overhaul part fixes common outboard faults effectively. These issues include unstable idling, abnormal metallic knocking sounds and insufficient engine power. Most of these failures occur due to long-term surface wear, structural bending and metal fatigue of original factory connecting rod components.
It helps restore stable, fluent power delivery for your outboard motor during daily operation. Furthermore, it provides reliable protection for pistons and other critical internal engine parts to prevent secondary abrasion damage. With professional installation and routine lubrication upkeep, this connecting rod kit can significantly prolong the overall service life of your Yamaha outboard engine.
Fit Engine: 40HP E40X 2-Stroke X series 40XMH
Fit Part Number: 66T-11650-00 66T-11650-01 66T-11650-11
Contains:
(1) Connecting Rod
(1) Crank Pin
(1) Needle Bearing, Cyl.
(2) Washers
(1) Piston Pin Bearings