MerCruiser Alpha One Clutch Dog 52-66063 Sliding Gen I Lower Unit Gearcase 70-90
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- MerCruiser Sliding Propeller Prop Shaft Clutch dog 52-66063 used in all MC-1/R/MR/Pre-Alpha Gen 1 Alpha 1 lower units 1977-1990
- Used but in great shape!
- OEM SLIDING CLUTCH 52-66063, Same as: 52-824112 / 52-853594 / 52-853594T & aftermarket Sierra 18-2202
- For 888 drives s/n 3784375 and up
- For #1 drives s/n 3469428 and up
They used the same lower gearcase with all of the engines so you're particular engine is not applicable so this basically covers (120hp 140hp 4cyl 165hp 6cyl 170hp 305 350 470 2.5L 3.0L 4.3L 5.0L 5.7L V6 V8 etc...
Also Included as pictured:
- Cross Pin 30632
- Cross Pin Retainer Spring 30893
- Freshwater Used Part!
- Purchase with confidence!