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Type: Posts; User: trobin9496

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    Upper Gear Set

    My SEI-116 was leaking at the seal carrier assembly(SEI#97-102-02K) on my upper unit. As I was disassembling the drive, the locknut(SEI# 98-102-07) was not very tight.

    Is there a reason that this...
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    1,187

    Upper Drive Shaft Seal

    I'm replacing the seals in my SEI-116 upper unit. When I removed the old vertical drive shaft double-lipped seal(SEI#94-116-07), I noticed it had some type of sealant on it's outside edge(between...
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115 S. Forest Lakes Blvd.
Oldsmar, FL 34677

tel: 813.925.7127
fax: 813.925.7064


Sterndrive Engineering, Inc. (SEI) manufactures a stern drive designed to replace Mercury Marine's MerCruiser® Alpha One®, R, MR, Gen II and Bravo One® stern drives. MerCruiser® Alpha One, R, MR, Gen II and Bravo One® are trademarks of the Brunswick Corporation. SEI has no affiliation with the Brunswick Corporation. Consequently, any warranties governing products and or sold by Brunswick Corporation will not apply to products manufactured and or sold by SEI, or to products damaged due to the operation of an SEI product.