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177 Fulford Dr.
Harkers Island, NC 28531
(252) 504-3355
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Mounting Kit, for Risers: OSC6351, OSC6771


  • Part #: OSC6371-MK-SP

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Riser Mounting Kit fits Osco # 6351, GLM # 51120, and Osco # 6771 Risers.
Includes Osco # 60207 stainless plate with weep hole, (2) Osco # 6351-G riser gaskets and hardware.
Not for fresh water/closed cooling systems.
Fits GM Small Block V8, 305-350 cid, models 198, 228, 898
Fits Ford Small Block V8, 302-351 cid, models 215, 225, 233, 255, 888
Replaces: Sierra # 18-8514; Mallory # 9-40579Genuine  Osco  Parts

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