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Boating > Engine Parts >

Boat engine parts. Alternators, manifolds, water pumps and more for your boat engine repair. Gander Mountain has the largest selection of boat engine parts available online. Our boat engine parts inventory also includes boat starters, outboard accessories and boat engine tune up kits. So, if it's a water pump, new starter or spark plugs for your boat engine, check out our selection first!

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T-H Marine Atlas Micro Jacker Jack Plate, 4" Setback

T-H Marine Atlas Micro Jacker Jack Plate, 4" Setback

Key Features
  • Small and lightweight hydraulic jack

  • Ideal for shallow water skiffs and flat boats

  • Strong, self-contained actuator

  • For applications up to 115 HP

$789.99
$744.99
T-H Marine Atlas Hydraulic Jack Plate with 10" Setback

T-H Marine Atlas Hydraulic Jack Plate with 10" Setback

Key Features
  • High-tech and high-speed jack plate

  • Handles most V6 outboards up to 350 hp

  • Lifts from bottom to top in 8 seconds

  • One-piece design installs easily

  • Self-lubricating rods require no grease

$1,124.99
$1,099.99
T-H Marine Atlas Hydraulic Jack Plate with 6" Setback

T-H Marine Atlas Hydraulic Jack Plate with 6" Setback

Key Features
  • High-tech and high-speed jack plate

  • Handles most V6 outboards up to 350 hp

  • Lifts from bottom to top in 8 seconds

  • One-piece design installs easily

  • Self-lubricating rods require no grease

$1,074.99
$1,029.99
CMC PT-35 Electric Hydraulic Tilt and Trim For Up To 35 HP

CMC PT-35 Electric Hydraulic Tilt and Trim For Up To 35 HP

Key Features
  • Improved fuel efficiency

  • 5-1/2" set back for boat performance

  • 84 trim and tilt

  • Rated for 35 hp and smaller motors

  • Weighs only 24 lbs.

$609.99
Sierra Small Engine Tachometer/Hourmeter

Sierra Small Engine Tachometer/Hourmeter

Key Features
  • Small engine tachometer/hourmeter

  • Great for 2 or 4-stroke engines

  • No power or ground required

  • Waterproof and shockproof design

$29.99
Cook Manual Transom Jack

Cook Manual Transom Jack

Key Features
$279.99
Replacement Riser Elbow for Mercruiser V8 and 4-Cyl. Manifolds

Replacement Riser Elbow for Mercruiser V8 and 4-Cyl. Manifolds

Key Features
  • For V8 Manifold w/End Risers

  • For V8 Manifold Ford 302/351 w/End Risers

  • For Mercruiser 4-Cylinder Manifolds

$99.99
Sierra Power Pack For OMC Engine, Sierra Part #18-5885

Sierra Power Pack For OMC Engine, Sierra Part #18-5885

Key Features
  • Sierra Part #18-5885

  • Power pack

  • For OMC engine

$184.99
HelmsMate U-Model Motor Extension Handle, 37" - 51"

HelmsMate U-Model Motor Extension Handle, 37" - 51"

Key Features
  • All-metal joint for push-and-pull steering

  • Fits gas or electric motors up to 15 HP

  • Marine-grade aluminum and stainless steel

  • Lockout sleeve converts it to a straight extension

  • Adjustable length: 37" - 51"

$49.99
Sierra Carburetor Kit For OMC Engine, Sierra Part #18-7248

Sierra Carburetor Kit For OMC Engine, Sierra Part #18-7248

Key Features
  • Sierra Part #18-7248

  • Carburetor kit

  • Designed for OMC engine

$17.99
Detmar Water-Resistant 4" In-Line Blower

Detmar Water-Resistant 4" In-Line Blower

Key Features
  • Five-blade, bullet-nosed impeller

  • Cambered stator

  • Minimum of turbulence

  • Corrosion-proof plastic housings

$29.99
Sierra Piston Kit For Mercury Marine Engine, Sierra Part #18-4644

Sierra Piston Kit For Mercury Marine Engine, Sierra Part #18-4644...

Key Features
  • Sierra Part #18-4644

  • Piston kit

  • For Mercury Marine engine

$74.99
Sierra Piston Kit For Mercury Marine Engine, Sierra Part #18-4643

Sierra Piston Kit For Mercury Marine Engine, Sierra Part #18-4643...

Key Features
  • Sierra Part #18-4643

  • Piston kit

  • For Mercury Marine engine

$74.99
Shields 2-7/8" Marine Exhaust/Water Hose, 6-1/4'L

Shields 2-7/8" Marine Exhaust/Water Hose, 6-1/4'L

Key Features
  • Sierra Part #116-200-2781

  • Reinforced with synthetic cord

  • Heavy-walled rubber

  • Resists engine heat, fumes, ozone, and more

$64.99
Dotline Adjustable Outboard Motor Tilter

Dotline Adjustable Outboard Motor Tilter

Key Features
  • Utilizes leverage by hooking to motor shroud

  • Plastic covering prevents marring

  • Heavy-gauge, 1"dia., anodized aluminum tubing

  • For outboards up to 75 HP

$59.99
Sierra Spark Plug with 7" Wire Lead, Sierra Part #18-8819-1

Sierra Spark Plug with 7" Wire Lead, Sierra Part #18-8819-1

Key Features
  • Sierra Part #18-8819-1

  • Spark with wire lead

$12.99
Sierra High Performance Gear Lube, Sierra Part #18-9650-2

Sierra High Performance Gear Lube, Sierra Part #18-9650-2

Key Features
  • Sierra Part #18-9650-2

  • High performance gear lube

  • Quart

$11.99
Sierra Wire/Spark Plug For OMC Engine, Sierra Part #18-8818-1

Sierra Wire/Spark Plug For OMC Engine, Sierra Part #18-8818-1

Key Features
  • Sierra Part #18-8818-1

  • Wire/spark plug

  • For OMC engine

$9.99
Sierra Fuel Connector For Mercury Marine Engine, Sierra Part #18-80412

Sierra Fuel Connector For Mercury Marine Engine, Sierra Part #18-...

Key Features
  • Sierra Part #18-80412

  • Fuel connector

  • For Mercury Marine engine

$11.99
Sierra Ignition Switch For Suzuki Engine, Sierra Part #MP51010

Sierra Ignition Switch For Suzuki Engine, Sierra Part #MP51010

Key Features
  • Sierra Part #MP51010

  • Ignition switch

  • For Suzuki engine

$35.99
Complete Upper Water Pump Kit For Mercury/Mariner

Complete Upper Water Pump Kit For Mercury/Mariner

Key Features
  • Everything needed to replace the upper water pump

  • Housing, impeller, plate, seal, gaskets, o-rings

$34.99
Sierra MagForce Marine Spark Plug Wire Leads, Sierra Part #18-8839-1

Sierra MagForce Marine Spark Plug Wire Leads, Sierra Part #18-...

Key Features
  • Sierra Part #18-8839-1

  • MagForce Spark Plug Wire Set

  • Johnson/Evinrude (OMC/BRP) 90, 115 hp OBs

  • Two 14" plug wires

  • Two 16" plug wires

$34.99
Sierra Ignition Switch For Mercury Engine, Sierra Part MP52000

Sierra Ignition Switch For Mercury Engine, Sierra Part MP52000

Key Features
  • Sierra Part MP52000

  • Replaces Mercury 87-88107A5

  • 3-Position OFF/RUN/START

  • Push To Choke

  • 6 Color-Coded Wire Leads/Potted

$34.99
Detmar Water-Resistant 3" In-Line Blower

Detmar Water-Resistant 3" In-Line Blower

Key Features
  • Five-blade, bullet-nosed impeller

  • Cambered stator vanes

  • Minimum of turbulence

  • Corrosion-proof plastic housings

$29.99
Sierra Grease Gun, Sierra Part #18-9783

Sierra Grease Gun, Sierra Part #18-9783

Key Features
  • Sierra Part #18-9783

  • Grease gun

  • 3-oz. tube of grease

$29.99
Sierra Yamaha Water Pump Kit, Sierra Part #18-3431

Sierra Yamaha Water Pump Kit, Sierra Part #18-3431

Key Features
  • Sierra Part #18-3431

  • Water pump kit

  • For Yamaha engines

$28.99
Sierra 25W-40 Oil For Mercury Marine Engine, Sierra Part #18-9400-4

Sierra 25W-40 Oil For Mercury Marine Engine, Sierra Part #18-9400...

Key Features
  • Sierra Part #18-9400-4

  • 25W-40 oil

  • For Mercury Marine engine

$27.99
Conventional Ignition Switch

Conventional Ignition Switch

Key Features
  • Moisture proof

  • 3-position starter switch

  • Accommodates up to 1-1/8" thick panels

  • For most I/Os

  • Comes with 2 keys

$18.99
Sierra 25W-40 Oil For Mercury Marine Engine, Sierra Part #18-9400-2

Sierra 25W-40 Oil For Mercury Marine Engine, Sierra Part #18-9400...

Key Features
  • Sierra Part #18-9400-2

  • 25W-40 oil

  • For Mercury Marine engine

$6.94
T-H Marine Transom Support Plate

T-H Marine Transom Support Plate

Key Features
  • 3/8" thick transom support plate

  • High-quality cast aluminum

  • Durable construction for long-lasting performance

  • Fits standard top bolt holes

$21.99
Water Pump Repair Kit for Mercury/Mariner

Water Pump Repair Kit for Mercury/Mariner

Key Features
  • Impeller, impeller gasket

  • Grommets, rubber seal

  • Cup insert, o-rings, wear plate

$21.99
Sierra Fuel Filter For Mercury Marine/Yamaha Engine, Sierra Part #18-7845

Sierra Fuel Filter For Mercury Marine/Yamaha Engine, Sierra Part...

Key Features
  • Sierra Part #18-7845

  • Fuel filter

  • For Mercury Marine/Yamaha engine

$5.89

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