Sierra
Exhaust Manifold Elbow - 18-1978 - Sierra
Your Price: $190.88
Save: $149.11
(43% Off $339.99)
Part # 18-1978 2nd Day Air for $2 More Eligible
SHIPS TODAY!* if ordered in 4 hrs 31 mins.
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This item is found in the following Product Families
Replaces OEM part #
  • MERCURY MARINE 76771A2
  • MERCURY MARINE 76771A3
For: V-8 Inboard Applications Only
Use with:
    Manifold: 18-1950-1, 18-1951-1, 18-1958, 18-1962, 18-1954-1, 18-1955-1, 18-1956-1
    Elbow Gasket: 18-2833
    Mounting Kit: 18-4362
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