Hardin Marine

90 Degree Stainless Steel 3/4" NPT Male To 1" Hose Fitting
Your Price:
$25.99

90 Deg. Stainless Steel 3/4" NPT x 1" Hose Fitting

540-222120

90 Degree 3/4" NPT Male To 1" Slip-On Hose Barb

We Offer the most complete line of custom fabricated stainless steel fittings available anywhere. All of these fittings are sure to simplify your plumbing job and add a tasteful finishing touch.


Chrome Plated Brass 1/8" x 3/8" Hose Fitting
Your Price:
$8.99

90 Degree Brass 1/2" NPT x 5/8" Hose Fitting

540-222116B

90 Degree Brass 1/2" NPT x 5/8" Hose Fitting 

 All of these fittings are sure to simplify your plumbing job and add a tasteful finishing touch.


Chrome Plated Brass 1/8" x 3/8" Hose Fitting
Your Price:
$8.99

90 Degree Brass 3/4" NPT x 5/8" Hose Fitting

540-222118B

90 Degree Brass 3/4" NPT x 5/8" Hose Fitting 

 All of these fittings are sure to simplify your plumbing job and add a tasteful finishing touch.


90 Degree Deck Hinge
Your Price:
$10.00

90 Degree Deck Hinge

615-4076

90 Degree Deck Hinge

  • Available: (2) Two
  • Condition: New
  • Contains 1/4"-20 removable screw
  • 2-1/4" long x 11/16" wide
  • 2 pre-drilled holes for #10 screws
  • 316 Stainless Steel

9-Bolt Billet Aluminum Steering Wheel Adapter For Formuling Pattern

Your Price:
$63.99

9-Bolt Billet Aluminum Steering Wheel Adapter For Formuling Pattern

125-S-900 + Option(s)

9-Bolt Billet Aluminum Steering Wheel Adapter For Formuling Pattern

  • Made from Billet Aluminum and powder-coated. 
  • Adapter is 4-1/4" in Diameter and 1" Tall.
  • Designed to fit the 9-bolt steering wheels made by Formuling, Grant, and others.
  • Features a 3-bolt mounting flange and 9-bolt steering wheel mount. 
  • Each adapter includes a billet center cap which fits 3" cap hole.
  • Each adapter is supplied with stainless steel hardware.

Dual Actuator Accelerator
Your Price:
$139.99

Actuator Accelerator Relay

620-434

  • For use with Single or Dual Actuator.
  • Transfers the electric load from your dash accessories to the accelerator box, increasing the total voltage to the hatch actuator is greatly increased.
  • Accelerates hatch opening and closing.

Adjustable EFI/MPI Flow Command Regulator
Your Price:
$79.99

Adjustable EFI/MPI Flow Command Regulator

620-15529

Adjustable EFI/MPI Flow Command Regulator - 1993-98 MerCruiser 454/502 EFI Systems

Hardin Marine just added the MerCruiser 454/502 EFI Systems application to our line of high performance Flow Command adjustable fuel flow modifiers. The billet aluminum Flow Command is designed specifically for stock or modified 454/502 EFI systems. The Flow Command allows modification of the fuel flow rate to properly tune the air flow ratio. Ideal for use with high flow exhausts and intakes, the Flow Command incorporates these exclusive features:

  • Bolt-on adjustable modifier for stock fuel regulators
  • 6061-T6 billet aluminum case, CNC machined
  • Allows pressure adjustments from 25 to 65 PSI
  • Machined to exacting tolerances

Adjustable Fender Lock Set
Your Price:
$7.87

Adjustable Fender Lock Set

615-4090

Adjustable Fender Lock Set

  • Available: (7) Seven
  • Condition: New, Discontinued Part
  • Fender lock set (Peg, bracket, and screws)
  • These low profile fender lock bases make hanging fenders fast and easy
  • Includes 2 screws

Adjustable Fender Peg
Your Price:
$5.65

Adjustable Fender Peg

615-4089

Adjustable Fender Peg Only

  • Available: (7) Seven
  • Condition: New, Discontinued Part

Durable Delrin fender peg. Fender hangs from top line. Pull up on the top rope to lengthen the line. Pull down on the bottom rope to shorten the line. The peg fits in old style fender lock bracket.


Adjustable Fuel Level Sender
Your Price:
$29.95

Adjustable Fuel Level Sender

105-FS102

Adjustable Fuel Level Sender

    • For use with 240-33 ohm gauges
    • (240 ohm empty and 33 ohm full)
  • Adjustable and can be tailored to most fuel tanks.
  • Most common type of fuel level sender in production style boats today.
  • Standard 5 Hole mount.
  • For Tanks 6" to 24" deep.

Adjusting Bracket for Multi Stage Sea Pump
Your Price:
$9.99

Adjusting Bracket for Multi Stage Sea Pump

625-4049

Adjusting Bracket for Hardin Marine Multi Stage Sea Pumps


Air Filter Assembly Vent, Black
Your Price:
$29.99

Air Filter Assembly Vent, Black

620-70162

Air Filter Assembly Vent, Black Plastic, 1-1/2" Inlet Diameter, 3-1/2" Height, Threaded End, Sold Individually

Vent your air cleaner.

These K&N air filter assembly vents are specifically designed for venting air out of the side of your air cleaner. They are available in different inlet sizes and materials, based on what you need for your application. Removable baffle included inside extension


Alpha Gen 2 Saddle
Your Price:
$139.99

Alpha Gen 2 Saddle

137-9438

Alpha Gen 2 Saddle



Aluminum AN Wrench Set -4 thru -20
Your Price:
$115.99

Aluminum AN Wrench Set -4 thru -20

555-46811

Aluminum AN Wrench Set (-4 thru -20)

For those of you that realize the right tool for the job makes all the difference you’re going to love the new CNC machined hard anodized aluminum wrench set.  This wrench set provides a clean un-marred finish when working with your AN fittings. These tools are one of the best investment you’ll make and they are designed to last a lifetime.


Custom Aluminum Fabricated Foot Throttle Assembly - Stringer Mount
Your Price:
$398.99

Aluminum Fabricated Foot Throttle Assembly - Stringer Mount

125-457871

Custom Aluminum Fabricated Foot Throttle Assembly - Stringer Mount

These handcrafted aluminum foot throttles represent a billet styled pedal. Each pedal assembly features a foot retention lip around the pedal. Not only are these pedals gorgeous to look at they're also extremely durable and smooth operating. The pedal assembly is polished with a satin foot step. These pedals make an ordinary installation into and extraordinary installation. These pedals accept all popular 33C series cables. Mounting bracket is 7" away from stringer at its widest point.


Custom Aluminum Fabricated Foot Throttle Assembly - Floor Mount
Your Price:
$399.99

Aluminum Fabricated Foot Throttle Assembly (Pull Style) - Floor Mount

125-457369

Custom Aluminum Fabricated Foot Throttle Assembly (Pull Style) - Floor Mount

These handcrafted aluminum foot throttles represent a billet styled pedal. Each pedal assembly features a foot retention lip around the pedal. Not only are these pedals gorgeous to look at they're also extremely durable and smooth operating. The pedal assembly is polished with a satin foot step. These pedals make an ordinary installation into and extraordinary installation. These pedals accept all popular 33C series cables.


Custom Aluminum Fabricated Foot Throttle Assembly - Floor Mount
Your Price:
$399.99

Aluminum Fabricated Foot Throttle Assembly (Push Style) - Floor Mount

125-457370

Custom Aluminum Fabricated Foot Throttle Assembly (Push Style) - Floor Mount

These handcrafted aluminum foot throttles represent a billet styled pedal. Each pedal assembly features a foot retention lip around the pedal. Not only are these pedals gorgeous to look at they're also extremely durable and smooth operating. The pedal assembly is polished with a satin foot step. These pedals make an ordinary installation into and extraordinary installation. These pedals accept all popular 33C series cables.


Billet Aluminum Flame Arrestor Spacer
Your Price:
$18.95

Aluminum Flame Arrestor Spacer

625-5101

6061 Aluminum Flame Arrestor Spacer
Holley 4150 (5.10" I.D. x 7/8" Tall)

These spacers were developed to allow additional throttle linkage arm clearance for use with many aftermarket EFI Throttle bodies. The small spacer is standard equipment on Hardin marine 4150 series flame arrestors. 


Aluminum Risers for Direct Flow Aluminum Manifold System
Your Price:
$200.00

Aluminum Risers for Direct Flow Aluminum Manifold System

615-620-32997

Aluminum Risers for Direct Flow Aluminum Manifold System (pair)

  • Available: (1) One Set (Sold as pair)
  • Condition: New, Old Stock
  • Fits: SBC & BBC
  • Merc

Aluminum Steering Bezel for Morse / Teleflex helms

Your Price:
$35.99

Aluminum Steering Bezel for Morse / Teleflex helms

125-SB200 + Option(s)

Aluminum Steering Bezel for Morse / Teleflex helms

If you've ever wondered what to do about that cheap plastic steering bezel that cracks and fades on your Morse steering post or you just want the perfect color matched accessories to go with your new steering wheel and adapters, this is it.  These aluminum steering bezels are a direct replacement and are available polished or in your choice of colors.  These units fit rack and pinion steering helms only. Has a total of 4 holes for installation.

Now fits both the Old Morse and Teleflex helms

Base is 4-1/2" inches wide. Top is 3-1/2" Wide. Height is 2-1/4".


Amber LED Indicator Light, 5/16 mounting hole, 12 Volt
Your Price:
$16.95

Amber LED Indicator Light, 5/16 mounting hole, 12 Volt

620-8965

Amber LED Indicator Light, 5/16 Mounting Hole, 12 Volt

A polished metal housing gives these lights an attractive look anddurability. 12 V panel mount, for 5/16” panel hole. Comes with 6 inches of 18gauge wire leads. Provides a high intensity brightness and is water tight.Available in Red, Amber, and Green.


AN Hose End Assembly Vice Clamp
Your Price:
$89.99

AN Hose End Assembly Vice Clamp

555-46810

AN Hose End Assembly Vice Clamp

For those of you that realize having the right tool for the job makes all the difference, you're going to love the new AN fitting vice from Hardin Marine. This unit is designed to hold all popular sized AN hose ends making assembly a snap. This tool is one of the best investments you'll make and it's designed to last a lifetime.


Angle Cut Exhaust Clamp on Flap, Stainless Steel
Your Price:
$169.99

Angle Cut Exhaust Clamp on Flap, Stainless Steel

410-280185

Angle Cut Exhaust Clamp on Flap, Stainless Steel

If you've always wanted the stylish look of a angled cut tip but couldn't due to the fact you really needed the safety of an external flapper then we have the answer you've been looking for. These high polished 316L stainless steel external flaps are designed to slides over an existing 4" straight cut tip and provide the security of a secondary or even primary exhaust flapper. Sold in pairs.

Angled Billet Aluminum Gauge Bezels



Starting From:
$11.99
This Part has options, please click the button below to order.

Angled Billet Aluminum Gauge Bezels

125-AG- + Option(s)

Angled Style Billet Aluminum Powder Coated Gauge Bezels

Hardin Marine Gauge Bezels are available in two different styles, flat or angled. These bezels are designed to be slid onto the gauge behind the trim ring and then the gauge installed into the dash offering the perfect accent of color to any dash and an easy installation at that. Each bezel is CNC machined from billet aluminum and then beautifully powder coated.

    Sizes:
  • Standard 2-1/6"
  • Large 2-5/8"
  • Tach/Speedo 3-3/8"
  • Monster 4-5/8"
  • Angled bezels have a 15 degree angle
These angled bezels make it easier for you to cant a gauge towards your view when driving.

Shown below are approximate color representations. All computer screens are different and will display color differently. The Red, Blue, Purple, Teal and Polished powder coats are "candy" or translucent while the Black, White, Orange, Yellow and Lime Green powder coats are flat.


Anti-Siphon Fitting - 3/8"
Your Price:
$9.99

Anti-Siphon Fitting - 3/8"

620-1438

Anti-Siphon Fitting - 3/8"

Prevent fuel leaks with the this anti-siphon fittings. If you blow a fuel hose underway the valve inside the fitting closes preventing fuel from spilling in the bilge. 1/4 npt threads x 3/8 hose.

Automatic Bilge Pump Float Switch
Your Price:
$19.99

Automatic Bilge Pump Float Switch

135-26012

Automatic Bilge Pump Float Switch

  • Makes any bilge pump operate entirely automatically
  • Micro-switch is sealed inside the thermoplastic housing and activates bilge pump
  • As water exceeds acceptable levels, the pump is turned on by a rolling steel ball that changes pressure on the micro-switch
  • Rapid on-off cycling is prevented by a built-in differential of 1-5/8" and by an exclusive anti-spike feature
  • Operates 6, 12, 24 or 32 volts DC pumps to 180 watts
  • Non-mercury switch.

Auxiliary Water Outlet Plug Assembly
Your Price:
$14.00

Auxiliary Water Outlet Plug Assembly

615-16023-1558-07

Auxiliary Water Outlet Plug Assembly 

  • Available: (1) One
  • Condition: New