Sierra products are designed to withstand the severe marine ecosystem while meeting today's high horsepower engine specifications. Sierra products meet or exceed the characteristics of the original equipment part they replace. Sierra provides hundreds of high-quality parts to several OEM engine manufacturers and boat builders every day.
COBRA ENGINE COUPLER - 18-21752-1 on inboard/outboard engines, it connects the engine to the stern drive. It takes the form of a steel plate or perhaps a short shaft with holes bored through one end for bolting to the boat's engine flywheel. Compatible for : 4.3L (1986-98), 5.0L (1986-88, 1998), 5.7L (1986-92, 1994, 1996-98). 4.3L, 5.0L, 57. L OMC and Volvo.
Key Features:
- Between the engine and the outdrive, it isolates the vibration.
- It can endure the twisting force while carrying all of the engine's power.
- It contributes to proper alignment.
Specifications:
- Brand: Sea Star Solutions
- SKU: 18-21752-1
- UPC: 808282226855
- Weight: 6.31 LBS
- Splines: 17
- Fit type: Universal Fit
- Alternate Products SKU: "3858437", "18-21752-1"
- Manufacturer Part Number (MPN): 118-21752-1
- This product replaces: 3858437-1, 47-21752-1, 47-217521, BRP984290, 808282226855, 18-21752
17 Splines. OMC and Volvo 4.3L, 5.0L, 57.L
This product replaces:
- 3858437-1, 47-21752-1, 47-217521, BRP984290, 808282226855, 18-21752
