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Spark Plugs & Tune Up Kits

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148 Results
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  • NGK Standard Spark Plug 5126
    NGK Standard Spark Plug 5126
    $3.79 $3.99
    Save $0.20 ( 5% Off )
    Clearance
  • Sierra Tuneup Kit For Mercury Marine Engine, Sierra Part #18-5246
    Sierra Tuneup Kit For Mercury Marine Engine, Sierra Part #18-5246
    $93.49 $103.99
    Save $10.50 ( 10% Off )
  • NGK Laser Iridium Spark Plug 4095
    NGK Laser Iridium Spark Plug 4095
    $23.45 $24.69
    Save $1.24 ( 5% Off )
  • Sierra Tune-Up Kit For Mercruiser Engine, Sierra Part #18-5254D
    Sierra Tune-Up Kit For Mercruiser Engine, Sierra Part #18-5254D
    $34.99 $38.99
    Save $4.00 ( 10% Off )
  • NGK Standard Spark Plug, Part #BKR7EKU
    NGK Standard Spark Plug, Part #BKR7EKU
    $6.62 $11.99
    Save $5.37 ( 45% Off )
    Clearance
  • CRC Carb And Choke Cleaner, 12 oz.
    CRC Carb And Choke Cleaner, 12 oz.
    $3.80 $6.99
    Save $3.19 ( 46% Off )
  • NGK Plug, BPR6ES
    NGK Plug, BPR6ES
    $3.79 $3.99
    Save $0.20 ( 5% Off )
  • NGK Plug, BU8H
    NGK Plug, BU8H
    $2.84 $2.99
    Save $0.15 ( 5% Off )
    Compare at $3.99
  • Sierra Tuneup Kit, Sierra Part #18-5012
    Sierra Tuneup Kit, Sierra Part #18-5012
    $31.39 $34.99
    Save $3.60 ( 10% Off )
  • NGK Standard Spark Plug 6729
    NGK Standard Spark Plug 6729
    $3.88 $4.09
    Save $0.21 ( 5% Off )
  • Sierra Plug Wire Set For Westerbeke Engine, Sierra Part #23-4500
    Sierra Plug Wire Set For Westerbeke Engine, Sierra Part #23-4500
    $111.49 $123.99
    Save $12.50 ( 10% Off )
    Free Shipping
  • Sierra Tuneup Kit For Mercury Marine Engine, Sierra Part #18-5278
    Sierra Tuneup Kit For Mercury Marine Engine, Sierra Part #18-5278
    $34.09 $37.99
    Save $3.90 ( 10% Off )
  • Sierra Wiring/Plug Set For OMC Engine, Sierra Part #18-8841-1
    Sierra Wiring/Plug Set For OMC Engine, Sierra Part #18-8841-1
    $43.99 $48.99
    Save $5.00 ( 10% Off )
  • Sierra Thunderbolt IV V6 Distributor For Mercury Marine, Sierra Part #18-5471
    Sierra Thunderbolt IV V6 Distributor For Mercury Marine, Sierra Part #18-5471
    $390.49 $433.99
    Save $43.50 ( 10% Off )
    Free Shipping
  • Sierra Thunderbolt IV V8 Distributor For Mercury Marine, Sierra Part #18-5470
    Sierra Thunderbolt IV V8 Distributor For Mercury Marine, Sierra Part #18-5470
    $324.09 $405.99
    Save $81.90 ( 20% Off )
    Free Shipping
  • Aqua Power Complete Performance Marine Tune-Up Kit, Ford and GM with Mallory
    Aqua Power Complete Performance Marine Tune-Up Kit, Ford and GM with Mallory
    $106.99 $118.99
    Save $12.00 ( 10% Off )
    Free Shipping
  • Sierra Tuneup Kit For OMC Engine, Sierra Part #18-5001D
    Sierra Tuneup Kit For OMC Engine, Sierra Part #18-5001D
    $47.59 $52.99
    Save $5.40 ( 10% Off )
  • Electronic Conversion Kit for GM In-Line 6-Cyl. Engines
    Electronic Conversion Kit for GM In-Line 6-Cyl. Engines
    $232.99 $258.99
    Save $26.00 ( 10% Off )
    Free Shipping
  • Sierra Electronic Distributor For Mallory Engine, Sierra Part #18-5486
    Sierra Electronic Distributor For Mallory Engine, Sierra Part #18-5486
    $736.99 $818.99
    Save $82.00 ( 10% Off )
    Free Shipping
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