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Free Shipping over $99

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Orders $99 or more ship free within the contiguous U.S.
May not apply to engines or oversized orders.

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Earn up to 1.5 points for every $1 spent. That’s up to 4.5% back that you can redeem and save on future orders. Excludes engine & lower unit sales.

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Our top priority is your ultimate satisfaction, and to get you back to boating as soon as possible.

Contact a Parts Pro

MerCruiser 300 Hour Service Kits

(17 products)
  • Mercury 3.0L Carb RWC Mercruiser 300 Hour Service Kit - 8M0147061 - 2000-Current

    Mercury

    Mercury – 300 Hour Maintenance Kit | MerCruiser 3.0L Carbureted | OEM Service Components | 8M0147061

    $155.02 $183.67
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  • Mercury Alpha Gen II 300 Hour Maintenance Kit - 8M0147073 - 1991-Current

    Mercury

    Mercury – MerCruiser Alpha One Gen II 300 Hour Maintenance Kit | Precision Sterndrive Service Kit | Marine-Ready Components | 8M0147073

    (1)
    $583.17 $609.07
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  • Mercury 5.0L 5.7L 6.2L GM MPI Bravo RWC Mercruiser 300 Hour Service Kit - 8M0147069 - 2002-Current

    Mercury

    Mercury – 300 Hour Maintenance Kit | MerCruiser 5.0L, 5.7L & 6.2L MPI Bravo Series | OEM Service Components | 8M0147069

    $448.03 $467.93
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  • Mercury -300 Hour Maintenance kit without Anodes - 8M0149428

    Mercury

    Mercury – 300 Hour Maintenance Kit | L6 Verado Series | OEM Components | 8M0149428

    $449.47 $469.43
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  • Mercury 5.0L 5.7L MPI Alpha RWC Mercruiser 300 Hour Service Kit - 8M0147068 - 2002-Current

    Mercury

    Mercury – 300 Hour Maintenance Kit | MerCruiser 5.0L & 5.7L MPI Alpha Series | OEM Service Components | 8M0147068

    $332.06 $393.42
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  • Mercury 8.2L MPI Mercruiser 300 Hour Service Kit - 8M0147071 - 2010-Current

    Mercury

    Mercury – MerCruiser 8.2L MPI 300 Hour Maintenance Kit | Precision Service Kit | Marine-Ready Components | 8M0147071

    $339.38 $402.08
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  • Mercury 4.3L Carb Alpha RWC Without Remote Oil Mercruiser 300 Hour Service Kit - 8M0147063 - 1996-Current

    Mercury

    Mercury – 300 Hour Maintenance Kit | MerCruiser 4.3L Carbureted Alpha Drive | OEM Service Components | 8M0147063

    $204.75 $242.58
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  • Mercury Bravo Three 300 Hour Maintenance Kit - 8M0147076 - 2003-Current

    Mercury

    Mercury – MerCruiser Bravo Three 300 Hour Maintenance Kit | Precision Sterndrive Service Kit | Marine-Ready Components | 8M0147076

    $668.52 $698.21
    Learn More
  • Mercury 3.0L MPI RWC Mercruiser 300 Hour Service Kit - 8M0147062 - 2008-Current

    Mercury

    Mercury – 300 Hour Maintenance Kit | MerCruiser 3.0L MPI | OEM Service Components | 8M0147062

    $161.28 $191.08
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  • Mercury 4.5L MPI Alpha RWC Mercruiser 300 Hour Service Kit - 8M0147066 - 2014-Current

    Mercury

    Mercury – 300 Hour Maintenance Kit | MerCruiser 4.5L MPI Alpha Series | OEM Service Components | 8M0147066

    $311.52 $369.08
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  • Mercury 6.2L MPI RWC Mercruiser 300 Hour Service Kit - 8M0147070 - 2015-Current

    Mercury

    Mercury – MerCruiser 6.2L MPI 300 Hour Maintenance Kit | Precision Service Kit | Marine-Ready Components | 8M0147070

    $389.11 $395.14
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  • Mercury Bravo Two Bravo Three 300 Hour Maintenance Kit - 8M0147075 - See Description

    Mercury

    Mercury – MerCruiser Bravo Two & Bravo Three 300 Hour Maintenance Kit | Precision Sterndrive Service Kit | Marine-Ready Components | 8M0147075

    $654.30 $683.36
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  • Mercury 4.3L MPI Alpha RWC Mercruiser 300 Hour Service Kit - 8M0147064 - 2002-Current

    Mercury

    Mercury – 300 Hour Maintenance Kit | MerCruiser 4.3L MPI Alpha Series | OEM Service Components | 8M0147064

    $295.49 $350.08
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  • Mercury Bravo One 300 Hour Maintenance Kit - 8M0147074 - 1988-Current

    Mercury

    Mercury – MerCruiser Bravo One 300 Hour Maintenance Kit | Precision Sterndrive Service Kit | Marine-Ready Components | 8M0147074

    $668.52 $698.21
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  • Mercury Alpha One Mercruiser 300 Hour Service Kit - 8M0147072 - 1990-1994

    Mercury

    Mercury – MerCruiser Alpha One 300 Hour Maintenance Kit | Precision Sterndrive Service Kit | Marine-Ready Components | 8M0147072

    $497.82 $519.93
    Learn More
  • Mercury 4.3L MPI Bravo RWC Mercruiser 300 Hour Service Kit - 8M0147065 - 2002-Current

    Mercury

    Mercury – 300 Hour Maintenance Kit | MerCruiser 4.3L MPI Bravo Series | OEM Service Components | 8M0147065

    $375.95 $381.79
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  • Mercury 4.5L MPI Bravo RWC Mercruiser 300 Hour Service Kit - 8M0147067 - 2014-Current

    Mercury

    Mercury – 300 Hour Maintenance Kit | MerCruiser 4.5L MPI Bravo Series | OEM Service Components | 8M0147067

    $355.41 $360.93
    Learn More