Engine Parts

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  1. Sierra® "Blue" Premium TC - W3 2 - Cycle Oil

    5 stars
    (1)
    Was $31.49 Non-Member $4.99 Buyer's Club $4.49
  2. Sierra® Delco® Tune - up Kit for In - line 6 Single Point Engines

     
    Compare at $49.97 Non-Member $39.99 Buyer's Club $35.99

    You Save $13.98 (28%)

  3. Sierra® Mallory® Tune - up Kit for V8 Single Point Top Terminal Engine

     
    Non-Member $48.99 Buyer's Club $44.09
  4. Sierra Marine® Starter for Late - Model 3.0 L I/O Engines

     
    Non-Member $236.99 Buyer's Club $213.29
  1. Sierra® Thermostat Kit for Mercruiser® 170, 180, and 190 HP Engines, 1985 - 1987

     
    Compare at $21.50 Non-Member $17.49 Buyer's Club $15.74

    You Save $5.76 (27%)

  2. Sierra Marine® Fuel / Water Separator Kit Bonus Pack; 1/4" Aluminum; Micron Rating 10

     
    Compare at $49.99 Non-Member $39.99 Buyer's Club $35.99

    You Save $14.00 (28%)

  1. Sierra Marine® Yamaha Starter for 55 - 60 HP Engines

     
    Non-Member $419.99 Buyer's Club $377.99
  1. Sierra Marine® Fuel / Water Separator Kit Bonus Pack; 1/4" Aluminum; Micron Rating 10

     
    Compare at $49.99 Non-Member $39.99 Buyer's Club $35.99

    You Save $14.00 (28%)

  2. Sierra Marine® Mercury / Mariner Trim Motor

     
    Non-Member $349.99 Buyer's Club $314.99
  3. Sierra Marine® Mercury / Mariner Starter and Power Trim, Mercruiser Step Up Starter and Power Trim Solenoid

     
    Compare at $19.99 Non-Member $18.99 Buyer's Club $17.09

    You Save $2.90 (15%)

  1. Sierra Marine® Fuel / Water Separating Kit; 1/4" Aluminum (tall); Replaces Yamaha - ABB - SEPAR - AT - OR; Micron Rating 21

     
    Compare at $35.99 Non-Member $29.99 Buyer's Club $26.99

    You Save $9.00 (25%)

  2. Sierra Circulating Water Pump GM V6 / V8 Steel Timing Cover

     
    Non-Member $133.99 Buyer's Club $120.59
  3. Sierra® Volvo Trim Relay, 18 - 5705D

     
    Non-Member $17.99 Buyer's Club $16.19
  1. Sierra Marine® Johnson - Evinrude Tilt / Trim Motor

     
    Compare at $528.99 Non-Member $469.99 Buyer's Club $422.99

    You Save $106.00 (20%)

  2. Sierra Marine® Solenoid AP #804

     
    Compare at $41.99 Non-Member $34.99 Buyer's Club $31.49

    You Save $10.50 (25%)

  3. Sierra Marine® Johnson / Evinrude Outboard Starter

     
    Compare at $194.99 Non-Member $184.99 Buyer's Club $166.49

    You Save $28.50 (15%)

  1. Sierra Marine® Solenoid

     
    Non-Member $28.99 Buyer's Club $26.09
  2. Sierra® Mercury / Mariner Tilt / Trim Motor, 18 - 6763

     
    Non-Member $741.99 Buyer's Club $667.79
  3. Sierra Impeller Kit for Mercury 4 / 7.5 / 9.8 HP with .456 OD Drive Shaft

     
    Compare at $16.99 Non-Member $13.99 Buyer's Club $12.59

    You Save $4.40 (26%)

  4. Megforce® Spark Plug Wire Set - V6 Conventional Points

     
    Non-Member $59.99 Buyer's Club $53.99
  1. Sierra Marine® Mercury 3 cylinder Outboard Starter

     
    Non-Member $223.99 Buyer's Club $201.59
  2. Sierra Marine® 10 - Micron Replacement Filter

     
    Compare at $30.99 Non-Member $26.99 Buyer's Club $24.29

    You Save $6.70 (22%)

  3. Sierra Circulating Water Pump GM V6 / V8 Composite Timing Cover

     
    Non-Member $127.99 Buyer's Club $115.19
  1. Sierra Marine® Fuel / Water Separator Kit Bonus Pack; 1/4" Aluminum; Micron Rating 21

     
    Compare at $46.99 Non-Member $36.99 Buyer's Club $33.29

    You Save $13.70 (29%)

  2. Sierra Marine® OMC Sterdrive Step Up Solenoid

     
    Non-Member $28.99 Buyer's Club $26.09
  1. Sierra Mercruiser / OMC / Volvo U - Joint

     
    Compare at $49.97 Non-Member $44.99 Buyer's Club $40.49

    You Save $9.48 (19%)

  2. Sierra® Mercruiser Alternator 18 - 5960

     
    Non-Member $285.99 Buyer's Club $257.39
  3. Sierra Marine® Johnson / Evinrude Outboard Starter

     
    Non-Member $239.99 Buyer's Club $215.99
  1. Sierra Marine® Johnson / Evinrude O/B Tilt / Trim Motor AP #3109

     
    Compare at $141.99 Non-Member $134.99 Buyer's Club $121.49

    You Save $20.50 (14%)

  2. Sierra® Mercury 3 - wire, Single - Ram Tilt / Trim Motor, 18 - 6775

     
    Non-Member $576.99 Buyer's Club $519.29
  3. Sierra Impeller Kit for Honda, Replaces 06192 - ZW1 - 000

     
    Non-Member $52.99 Buyer's Club $47.69
  4. Sierra Impeller Kit for Mercury, Replaces 47 - 89983T2 and Q1

     
    Compare at $30.88 Non-Member $29.99 Buyer's Club $26.99

    You Save $3.89 (13%)

  1. Megforce® Spark Plug Wire Set - V6 Thunderbolt

     
    Non-Member $49.99 Buyer's Club $44.99
  2. Sierra® Delco® Tune - up Kit for 4 Cylinder EST Mercruiser

     
    Non-Member $16.99 Buyer's Club $15.29
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Related Products

Sierra Marine® Fuel / Water Separator Stainless Steel Bracket Replaces 1/4" Yamaha MAR - FLTHD - SS - 12

Item # WX2-160648

Non-Member $97.99 Buyer's Club $88.19

Add to Wishlist

Sierra Marine® Fuel / Water Separating Filter Brackets

Choose between a stainless steel or aluminum Bracket for your water separator. Stainless steel model replaces your 1/4 Yamaha MAR-FLTHD-SS-12 bracket. Yamaha MAR-FLTHD-AL-12 or Mercury 89876A3 bracket.

Please Note: Once items have contained gas, kerosene, butane, diesel, or oil they cannot be returned to The Sportsman's Guide.


Sierra® 160° Thermostat Kit for Mercruiser® 5.0 and 5.7L Engines, 1988 - 1995

Item # WX2-167148

Compare at $24.99 Non-Member $19.99 Buyer's Club $17.99

You Save $7.00 (28%)

Add to Wishlist

Sierra® 160° Thermostat Kit for Mercruiser® 5.0 and 5.7L Engines, 1988 - 1995.

Proper thermostat operation is key in getting peak performance and maximum fuel efficiency! This marine-grade Kit will withstand the rigors of "ugly" brackish and saltwater.

Kit contains:
  • 160° Thermostat (part no. 18-3649)- replaces O.E.M. part no. 807252T2
  • Thermostat Cover Gasket (part no. 18-2553)- replaces O.E.M. part no. 27-47510
  • Thermostat Cover Gasket (part no. 18-2917)-replaces O.E.M. part no. 27-53045-1.

Order up top-quality replacement parts for bottom dollar ONLINE today!


Sierra® Delco® Tune - up Kit for V8 Mercruiser® Inboard and Sterndrive Engines

Item # WX2-165585

Non-Member $42.99 Buyer's Club $38.69

Add to Wishlist

Sierra® Delco® Tune - up Kit for V8 Mercruiser® Inboard and Sterndrive Engines.

Get your boat in ship-shape with top-notch replacement parts for bottom dollar! Connections corrode over time, leading to poor performance.

A simple Tune-up Kit like this can make a BIG improvement in how your boat feels on the water. Kit includes Distributor Cap and Rotor. Replaces O.E.M. part #808483Q2.

For engines:
  • Mercruiser® 5.0L EFI 1998
  • Mercruiser 5.7L EFI 1995-1998
  • Mercruiser 5.7LX 1996-2001
  • Mercruiser 350HP Mag 1996-1997
  • Mercruiser 350HP Mag Bravo / MPI / MIE 1995-2001
  • Mercruiser 350HP Mag Ski 1994-1998
  • Mercruiser 454HP Mag, MPI, Horizon, and MIE 1994-2001
  • Mercruiser 8.2L MPI and MIE 1996-2001.

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