This product has been discontinued.
Sierra
Gear Housing Seal Kit - 18-2644 - Sierra
Price: $29.95
Discontinued
Save: $10.54
(26% Off $40.49)
Part # 18-2644
(Discontinued)
Replaces OEM part #
  • MERCURY MARINE 26-88397A1
For: Mercruiser ALPHA I GENERATION II
Kit Contains:
    (1) 18-2944 Oil Passage Quad Seal - replaces O.E. # 26-455771
    (1) 18-2945 Drain Screw Gasket - replaces O.E. # 12-19183 3
    (1) 18-7188 Drain Screw O-Ring - replaces O.E. # 26-805726
    (1) 18-7169 O-Ring - replaces O.E. # 25-70937
    (1) 18-7161 O-Ring - replaces O.E. # 25-32546
    (2) 18-7420 O-Ring - replaces O.E. # 25-25439
    (2) 18-7103 O-Ring - replaces O.E. # 25-29845
    (1) 18-7117 O-Ring - replaces O.E. # 25-35027
    (2) 18-2056 Oil Seal - replaces O.E. # 26-66302
    (1) 18-2003 Oil Seal - replaces O.E. # 26-823894
    (1) NSS Water Tube Seal - replaces O.E. # 26-88397
    (1) 18-3289 Double Lip Seal - replaces O.E. # 26-864319
    (1) 18-2715 Spring Kit - replaces O.E. # 24-17997A1
Average Customer Review for Gear Housing Seal Kit - 18-2644 - Sierra
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Worked well
by James from San Clemente, California on July 21, 2014
Purchase or download the repair manual first. As described, sealed the upper.
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Fits a 1986 Mercruiser
by Cynthia from Bartlett, Tennessee on July 01, 2014
Good fit on my 1986 ski boat equipped with a 185hp/V6 Mercruiser.
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