Hardin Marine

Jet H-Bar 1350 Driveline
Your Price:
$439.99

Jet H-Bar 1350 Driveline

500-0845

Jet H-Bar 1350 Driveline

  • Overall Length: 8-1/8"
  • Spline Shaft: 1-3/8"
  • Flange Mount: 2-3/8" x 2-7/8"
  • Uses 7/16-20 bolts.

This unit bolts to the PTO flange. Used for heavy duty jet H-bar for 600 horsepower and up.
Note: The overall length does not include the PTO flange which is and additional one inch thick.

Need help choosing your new driveshaft? Check out this handy tutorial!


Jet Impeller Nut Socket
Your Price:
$119.99

Jet Impeller Nut Socket

950-758900

Jet Impeller Nut Socket - 1-13/16"

This special wrench fits over end of the pump shaft to loosen and tighten the impeller nut - 1/2" square drive fits all common tools.


Jet Pump Impeller Puller
Your Price:
$159.99

Jet Pump Impeller Puller

950-758100

Jet Pump Impeller Puller

New impeller puller for Berkeley, American Turbine, Legend, Aggressor, and other similar impellers. Use of a standard 2 or 3 jaw automotive puller can easily beak the impeller casting. This new impeller puller fits and captures the entire snout surface. This results in an even 360 degree pull and greatly reduces the possibility of breakage.


2-Piece Valve Cover Accessories - Replacement O-ring
Your Price:
$12.95

KE 2-Piece Valve Cover Accessories - Replacement O-Rings

625-1282

KE 2-Piece Valve Cover Accessories - Replacement O-rings

These are replacement O-Rings for the KE 2 Piece Valve Covers. Sold Each.


Keith Eickert 675 Distributor Cap
Your Price:
$56.99

Keith Eickert 675 Distributor Cap

755-3752

Distributor Cap for Big Block Chevy Keith Eickert 675 Motors. This Distributor cap is a direct replacement for the unit used on the popular Keith Eickert 675series engines that had been discontinued. It is unique in that its shorter height over the conventional units.

Kill Switch for General Use or Replacement on Stiletto Control
Your Price:
$12.99

Kill Switch for General Use or Replacement on Stiletto Control

620-60385

Kill Switch for General Use or Replacement on Stiletto Control

Kill Switch for general use or for replacement on (620-6035) Hardin Marine Billet Stiletto Control

  • Kit includes switch, 50-inch coiled lanyard and disconnect clip
  • Universal fit Black nylon casing
  • Rating: 5A at 12V
  • Protective clear package for easy visibility and application

Kodiak Bracket
Your Price:
$15.00

Kodiak Bracket

615-421CB-89M

Kodiak Bracket

  • Available: (7) Seven 
  • Condition: New

KRC Pro Series III Power Steering Pump
Your Price:
$579.99

KRC Pro Series III Power Steering Pump

135-20020

KRC Pro Series III Power Steering Pump

KRC Pro Series III Power Steering Pump 5.9CC W/ 17 Spline & Threaded Shaft for Pulley. Pulley Sold Separately. STD -10 Inlet W/ STD -6 Flow Control Fitting. KRC Series III Pumps are quickly adjustable for the ultimate in driver feel. Weighs on 2.58 lbs. & draws up to 50% less HP than competing pumps. 3.1 GPM


Lanyard, Stiletto Control
Your Price:
$10.95

Lanyard, Stiletto Control

620-60392

Lanyard, Stiletto Control

Lanyard for use with (620-6035) Hardin Marine Billet Stiletto Control

Intercooler Fine Mesh Sand & Sea Strainer - Vertical Head Mount
Your Price:
$739.99

Large Port Intercooler Fine Mesh Sand Strainer - Vertical Head Mount

625-4629

  • Stop Debris and Sand from clogging your intercooler.
  • Manufactured from hard anodized 6061-T6 billet aluminum.
  • Clear see though body fitted with a self centering base.
  • Durable all stainless steel micron filter element to keep sand and small particles out.
  • Housing offers two 1/8" NPT pressure ports for pressure gauge or warning sender.
  • Entire unit can be serviced in less than a minute with Single function o-ring sealed mounting knob
  • BBC Cylinder Head, Vertical mounting bracket.
  • Dual check ball style bypasses maintain flow if reservoir becomes full.
  • Top to Bottom Length: 11-1/8"
  • 4-1/16" Width
  • 1" NPT Inlet and Outlet

Large Stop Washer - Mercury Trim Actuator - Mercury 12-845153
Your Price:
$8.95

Large Stop Washer - Mercury Trim Actuator - Mercury 12-845153

525-12-845153

Large Stop Washer used on Mercury Trim Actuator OEM Mercury # 12-845153

Plate Style Drive Shower for use with Latham or Zeiger Style Hydraulic Steering Systems
Your Price:
$129.99

Latham Plate Style Drive Shower

130-1012

  • Designed to thread into the 1/2”npt female hole in the top mounting plate.
  • Uses a high flow water pick up port found exclusively on Hardin Marine drive showers.
  • For Latham and Zieger steering systems.
  • Each hose comes pre-assembled.
  • From cav plate mount to center of 90 degree fitting is 28"

LED Drain Plug - 1/2" NPT Stainless Steel
Your Price:
$54.99

LED Boat Drain Plug - 1/2" NPT Stainless Steel (Color RGB Option)

620-06702

  • One model, set to any of these many colors: Red, Blue, Green, Yellow, Teal, Purple, White
  • OR: Hook up our WIFI control box and control with your phone!
  • No wires on the plug! Easy to use unlike other models that wire the plug.
  • 1/2" NPT Stainless Steel Plug
  • Easy to install base 
  • Over 2000 Lumens

Yet another Hardin Marine first in a high quality cast stainless steel bilge drain plug loaded with ultra bright sealed LED lights with a maximum light output of up to 28LM/WATTS. This unit is a the standard industry size and retrofits most standard drain plug receivers today and a 1/2 NPT plug is included. The unit can be wired for use a Red, Blue, Green, or standard White color or add the Hardin RGB control box and switch between color options via an iPhone App on the fly!  Unlike competing LED drain plugs, the Hardin's LED's are wired to the base NOT the plug.


LED Light Option for Mayfair Gen 3 Trim Tabs
Your Price:
$439.99

LED Light Option for Mayfair Gen 3 Trim Tabs

137-8126

Kit includes 4 RGB Underwater LED lights for mounting on one set of Mayfair Gen 3 trim tabs. Can be paired with RGB controller to change color on the fly.


LED Navigation Light Adapter Plates
Your Price:
$89.99

LED Navigation Light Adapter Plates

516-1004

LED Navigation Light Adapter Plates

These are packaged as pairs. This will fit both Hardin & Livorsi navigation lights. These are adapter plates only, lights sold separately!
Note: This replaces 730-LEDNLAP.


LED Trim Indicator Adapter for Smartcraft Systems
Your Price:
$339.99

LED Trim Indicator Adapter for Smartcraft Systems

137-8656

Allows the connection of an LED indicator, to any SmartCraft-equipped boat (sterndrives or outboards). The adapter will maintain the isolated PCM grounds and allow normal engine operation (no faults or Guardian modes). With the Adapter you will be able to have the LED indicator and have the trim visible on VesselView or a Garmin/Simrad display. No wires to splice or crimp, it all plugs in to the Mercury harness.


Mayfair 2 Slot LED Trim Indicators

Starting From:
$1,299.99

This Part has options, please click the button below to order.

LED Trim Indicator Kit for a Single Bravo with Mercury Trim Tabs with a 3 wire electric sender

MULTIPLE PART NUMBER OPTIONS. CLICK PART OPTIONS FOR MORE INFO ->

  • LED Lighted Indicator System by Mayfair for use with a Single Mercury Bravo Drive with Mercury Trim Tabs with a 3 wire electric sender
  • Single Drive Setup Lights Up Both Sides Evenly for Single Drive Display.
  • Lights Run through Red, Green and Blue from Top to Bottom.
  • Available with Carbon Fiber faces in Black, Silver, Blue, Red
  • Polished Stainless Steel or Powder-Coated Billet Aluminum Rims.
  • Easy to Install and Simple Wiring. No Cables Required.
  • Includes: (2) Wiring Harnesses
  • Length: 5"
  • Width: 5"
  • Complete Kit - Includes Panel, Harness, and Electronic Sensor Actuators.

Mayfair 2 Slot LED Trim Indicators

Starting From:
$1,299.99

This Part has options, please click the button below to order.

LED Trim Indicator Kit for a Single Imco SCX with Mercury Trim Tabs with a 3 wire electric sender

MULTIPLE PART NUMBER OPTIONS. CLICK PART OPTIONS FOR MORE INFO ->

  • LED Lighted Indicator System by Mayfair for use with a Single Imco SCX Drive with Mercury Trim Tabs with a 3 wire electric sender
  • Single Drive Setup Lights Up Both Sides Evenly for Single Drive Display.
  • Lights Run through Red, Green and Blue from Top to Bottom.
  • Available with Carbon Fiber faces in Black, Silver, Blue, Red
  • Polished Stainless Steel or Powder-Coated Billet Aluminum Rims.
  • Easy to Install and Simple Wiring. No Cables Required.
  • Includes: (2) Wiring Harnesses
  • Length: 5"
  • Width: 5"
  • Complete Kit - Includes Panel, Harness, and Electronic Sensor Actuators.

Mayfair 2 Slot LED Trim Indicators

Starting From:
$2,299.99

This Part has options, please click the button below to order.

LED Trim Indicator Kit for a Single Mercury #6 Outdrive with Mayfair or Mercury Gen1 Trim Tabs

MULTIPLE PART NUMBER OPTIONS. CLICK PART OPTIONS FOR MORE INFO ->

  • LED Lighted Indicator System by Mayfair for Use with Single Mercury #6 Outdrive with Mayfair or Mercury Gen1 Trim Tabs
  • Mayfair and Mercury Gen1 trim tabs have 1/2" outer diameter trim ram mounting shafts.
  • Single Drive Setup Lights Up Both Sides Evenly for Single Drive Display.
  • Lights Run through Red, Green and Blue from Top to Bottom.
  • Available with Carbon Fiber faces in Black, Silver, Blue, Red and Purple
  • Polished Stainless Steel or Powder-Coated Billet Aluminum Rims.
  • Easy to Install and Simple Wiring. No Cables Required.
  • Includes: (3) Wiring Harnesses
  • Length: 5"
  • Width: 5"
  • Complete Kit - Includes Panel, Harness, and Electronic Sensor Actuators.

Mayfair 2 Slot LED Trim Indicators

Starting From:
$2,299.99

This Part has options, please click the button below to order.

LED Trim Indicator Kit for a Single Mercury #6 Outdrive with Mercury Gen2 Trim Tabs

MULTIPLE PART NUMBER OPTIONS. CLICK PART OPTIONS FOR MORE INFO ->

  • LED Lighted Indicator System by Mayfair for use with a Single Mercury #6 Outdrive with Mercury Gen2 Trim Tabs
  • Mercury Gen2 trim tabs have 5/8" outer diameter trim ram mounting shafts.
  • Single Drive Setup Lights Up Both Sides Evenly for Single Drive Display.
  • Lights Run through Red, Green and Blue from Top to Bottom.
  • Available with Carbon Fiber faces in Black, Silver, Blue, Red
  • Polished Stainless Steel or Powder-Coated Billet Aluminum Rims.
  • Easy to Install and Simple Wiring. No Cables Required.
  • Includes: (3) Wiring Harnesses
  • Length: 5"
  • Width: 5"
  • Complete Kit - Includes Panel, Harness, and Electronic Sensor Actuators.


Mayfair 2 Slot LED Trim Indicators

Starting From:
$1,699.99

This Part has options, please click the button below to order.

LED Trim Indicator Kit for a Single Mercury #6 Outdrive with Mercury Trim Tabs with a 3 wire electric sender

MULTIPLE PART NUMBER OPTIONS. CLICK PART OPTIONS FOR MORE INFO ->

  • LED Lighted Indicator System by Mayfair for Use with a Single Mercury #6 Outdrive with Mercury Trim Tabs with a 3 wire electric sender
  • Single Drive Setup Lights Up Both Sides Evenly for Single Drive Display.
  • Lights Run through Red, Green and Blue from Top to Bottom.
  • Available with Carbon Fiber faces in Black, Silver, Blue, Red and Purple
  • Polished Stainless Steel or Powder-Coated Billet Aluminum Rims.
  • Easy to Install and Simple Wiring. No Cables Required.
  • Length: 5"
  • Width: 5"
  • Complete Kit - Includes Panel, Harness, and Electronic Sensor Actuators.


Mayfair 2 Slot LED Trim Indicators

Starting From:
$1,599.99

This Part has options, please click the button below to order.

LED Trim Indicator Kit for a Single Mercury Speedmaster, Alpha or TRS Outdrive with Mercury Trim Tabs with a 3 wire electric sender

MULTIPLE PART NUMBER OPTIONS. CLICK PART OPTIONS FOR MORE INFO ->

  • LED Lighted Indicator System by Mayfair for use with a Single Mercury Speedmaster / TRS / Alpha Drive with Mercury Trim Tabs with a 3 wire electric sender
  • Single Drive Setup Lights Up Both Sides Evenly for Single Drive Display.
  • Lights Run through Red, Green and Blue from Top to Bottom.
  • Available with Carbon Fiber faces in Black, Silver, Blue, Red
  • Polished Stainless Steel or Powder-Coated Billet Aluminum Rims.
  • Easy to Install and Simple Wiring. No Cables Required.
  • Includes: (2) Wiring Harnesses
  • Length: 5"
  • Width: 5"
  • Complete Kit - Includes Panel, Harness, and Electronic Sensor Actuators.

Mayfair 2 Slot LED Trim Indicators

Starting From:
$1,199.99

This Part has options, please click the button below to order.

LED Trim Indicator Kit for Dual Imco SCX Outdrives

MULTIPLE PART NUMBER OPTIONS. CLICK PART OPTIONS FOR MORE INFO ->

  • LED Lighted Indicator System by Mayfair for Use with Dual Imco SCX Drives.
  • Lights Run through Red, Green and Blue from Top to Bottom.
  • Available with Carbon Fiber faces in Black, Silver, Blue, Red
  • Polished Stainless Steel or Powder-Coated Billet Aluminum Rims.
  • Easy to Install and Simple Wiring. No Cables Required.
  • 5" Length x 2-1/2" Width Panel
  • Complete Kit - Includes Panel, Harness, and Electronic Sensor Actuators.


Mayfair 2 Slot LED Trim Indicators

Starting From:
$2,299.99

This Part has options, please click the button below to order.

LED Trim Indicator Kit for Dual Imco SCX Outdrives with Mayfair or Mercury Gen1 Trim Tabs

MULTIPLE PART NUMBER OPTIONS. CLICK PART OPTIONS FOR MORE INFO ->

  • LED Lighted Indicator System by Mayfair for Use with Dual Imco SCX Drive with Mayfair or Mercury Gen1 Trim Tabs.
  • Mayfair and Mercury Gen1 trim tabs have 1/2" outer diameter trim ram mounting shafts.
    Lights Run through Red, Green and Blue from Top to Bottom.
  • Available with Carbon Fiber faces in Black, Silver, Blue, Red and Purple
  • Polished Stainless Steel or Powder-Coated Billet Aluminum Rims.
  • Easy to Install and Simple Wiring. No Cables Required.
  • Includes: (4) Wiring Harnesses
  • Length: 5"
  • Width: 5"
  • Complete Kit - Includes Panel, Harness, and Electronic Sensor Actuators.


Mayfair 2 Slot LED Trim Indicators

Starting From:
$2,299.99

This Part has options, please click the button below to order.

LED Trim Indicator Kit for Dual Imco SCX Outdrives with Mercury Gen2 Trim Tabs

MULTIPLE PART NUMBER OPTIONS. CLICK PART OPTIONS FOR MORE INFO ->

  • LED Lighted Indicator System by Mayfair for use with Dual Imco SCX Drive with Mercury Gen2 Trim Tabs.
  • Mercury Gen2 trim tabs have 5/8" outer diameter trim ram mounting shafts.
  • Lights Run through Red, Green and Blue from Top to Bottom.
  • Available with Carbon Fiber faces in Black, Silver, Blue, Red and Purple
  • Polished Stainless Steel or Powder-Coated Billet Aluminum Rims.
  • Easy to Install and Simple Wiring. No Cables Required.
  • Includes: (4) Wiring Harnesses
  • Length: 5"
  • Width: 5"
  • Complete Kit - Includes Panel, Harness, and Electronic Sensor Actuators.


Mayfair 2 Slot LED Trim Indicators

Starting From:
$1,599.99

This Part has options, please click the button below to order.

LED Trim Indicator Kit for Dual Imco SCX Outdrives with Mercury Trim Tabs with a 3 wire electric sender

MULTIPLE PART NUMBER OPTIONS. CLICK PART OPTIONS FOR MORE INFO ->

  • LED Lighted Indicator System by Mayfair for use with Dual Imco SCX Drive with Mercury Trim Tabs with a 3 wire electric sender
  • Lights Run through Red, Green and Blue from Top to Bottom.
  • Available with Carbon Fiber faces in Black, Silver, Blue, Red
  • Polished Stainless Steel or Powder-Coated Billet Aluminum Rims.
  • Easy to Install and Simple Wiring. No Cables Required.
  • Length: 5"
  • Width: 5"
  • Complete Kit - Includes Panel, Harness, and Electronic Sensor Actuators.


Mayfair 2 Slot LED Trim Indicators

Starting From:
$2,799.99

This Part has options, please click the button below to order.

LED Trim Indicator Kit for Dual Mercury #6 Outdrives with Mayfair or Mercury Gen1 Trim Tabs

MULTIPLE PART NUMBER OPTIONS. CLICK PART OPTIONS FOR MORE INFO ->

  • LED Lighted Indicator System by Mayfair for Use with Dual Mercury #6 Outdrives with Mayfair or Mercury Gen1 Trim Tabs
  • Mayfair and Mercury Gen1 trim tabs have 1/2" outer diameter trim ram mounting shafts.
  • Lights Run through Red, Green and Blue from Top to Bottom.
  • Available with Carbon Fiber faces in Black, Silver, Blue, Red and Purple
  • Polished Stainless Steel or Powder-Coated Billet Aluminum Rims.
  • Easy to Install and Simple Wiring. No Cables Required.
  • Includes: (4) Wiring Harnesses
  • Length: 5"
  • Width: 5"
  • Complete Kit - Includes Panel, Harness, and Electronic Sensor Actuators.