
650-11650-00 connecting rod kits for yamaha 9.9hp 15hp
Engineered for high-RPM reliability and maximum durability, this high-performance connecting rod kit is a direct replacement for Yamaha 9.9HP and 15HP 2-stroke outboard engines. Precision-machined from forged steel, this kit restores smooth crankcase power transfer, reduces internal engine friction, and extends engine service life under demanding marine conditions.

Key Features & Advantages
- High-Strength Forged Steel Construction: Heat-treated and precision-machined to resist high temperatures, extreme mechanical stress, and internal engine wear.
- Precision Machined Tolerance: Ensures accurate journal clearances, perfect balance, and ultra-smooth rotation at high operating RPMs.
- Complete Rebuild Kit: Includes all essential components—connecting rod, crank pin, upper small-end needle bearing, and lower big-end needle bearing—for a seamless engine overhaul.
- OEM Performance Standards: Manufactured to strictly mirror original Yamaha factory dimensions for effortless drop-in fitment.
Technical Specifications
Feature | Specification |
OEM Part Number | 650-11650-00 / 682-11650-00 / 6E7-11650-00 |
Compatible Engine Type | Yamaha Outboard Motors (2-Stroke) |
Engine Horsepower | 9.9 HP & 15 HP (9.9D / 15D / 15C / 15F Series) |
Material | Forged High-Tensile Steel |
Condition | 100% Brand New Marine Aftermarket Replacement |
Package Includes | 1x Connecting Rod, 1x Crank Pin, 1x Top Bearing, 1x Bottom Bearing |
Vehicle & Engine Compatibility
- Yamaha 9.9HP / 15HP (2-Stroke, 15D / 9.9D / 15C / 15F series)
- Compatible Outboard Brands: Parsun, Hidea, Powertec, Seapro, Yamabisi 15HP (Yamaha-type 2-stroke engines)
Pro Mechanic Tip: Always inspect crank journals and replace both connecting rod assemblies during a complete crankshaft overhaul to ensure balanced engine performance and smooth power delivery.


