Hardin Marine

Master Rebuild Service Kit - For Gen. 4, Rev. 1 Hardin Stainless Pumps - Mercury Replacement

This master kit is a rebuild service kit for the Hardin Marine stainless pump 625-4110. This kit comes with new wear plates , O-rings, seals, impeller and retaining clip.

Which Rebuild kit do I need?

Gen. 4, Rev. 1 pumps have a 1/8" drain plug in the rear housing and a slotted front wear plate.
Gen. 4, Rev. 2 pumps have no drain plug and a solid front wear plate.

Master Rebuild Service Kit - For Gen. 4, Rev. 2 Hardin Stainless Pumps - Mercury Replacement

This master kit is a rebuild service kit for the Hardin Marine stainless impeller housing 625-4178 and stainless pump 625-4110 . This kit comes with new wear plates , O-rings, seals, impeller and retaining clip.

Which Rebuild kit do I need?

Gen. 4, Rev. 1 pumps have a 1/8" drain plug in the rear housing and a slotted front wear plate.
Gen. 4, Rev. 2 pumps have no drain plug and a solid front wear plate.

Hardin Manifold to Riser Gasket, Replaces Mercury OEM# 27-848147

Fits: BBC, SBC and Ford manifolds as well. For Gil Replacement, Mercury HP500 and Cyclone Manifold applications.

Original quality Hardin gaskets are the finest anywhere Their graphite impregnated core assures long life. Depending on application up to 2 or 4 may be required on a single engine. When using a turbolator (See related parts) 4 are required.

Hardin Manifold to Riser Gasket for Big Gun Manifolds

Original quality Hardin gaskets are the finest anywhere Their graphite impregnated core assures long life.

• 2" Oil Pressure Gauge, 0-100 PSI - White or Black
• Very easy to read at high speeds
• Handmade, hand calibrated, tested for accuracy and BUILT IN THE USA!!
• Bold, Plastic body, clear dials, white back light, and a red competition style needle
• Senders sold separately
• Non-corrosive hardware and case
• Gasket sealed lens and bezel to prevent fogging
• 2-1/16 hole size, Outer diameter 2- 5/16
• Not Designed to be used with Diesel Engines.

Hardin Marine gauges feature a bold attractive styling which makes these gauges very easy to read at speed. Many gauges feature crowded dials but this is not the case with these. These gauges possess all of the Hardin Marine innovative features so that you may rest assured your gauges are accurate. Senders sold separately. Hardin Marine gauges come with white light.

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

• 2" 0-15 PSI Fuel Pressure - White, Stainless or Black
• Very easy to read at high speeds
• Handmade, hand calibrated, tested for accuracy and BUILT IN THE USA!!
• Bold, Plastic body, clear dials, white back light, and a red competition style needle
• Senders sold separately
• Non-corrosive hardware and case
• Gasket sealed lens and bezel to prevent fogging
• 2 1/16 hole size, Outer diameter 2 5/16
• Not Designed to be used with Diesel Engines.

Hardin Marine gauges feature a bold attractive styling which makes these gauges very easy to read at speed. Many gauges feature crowded dials but this is not the case with these. These gauges possess all of the Hardin Marine innovative features so that you may rest assured your gauges are accurate. Senders sold separately. Hardin Marine gauges come with white light.

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

• 2" 0-30 IN, 0-20 PSI Vac/Boost Gauge - White or Black
• Very easy to read at high speeds
• Handmade, hand calibrated, tested for accuracy and BUILT IN THE USA!!
• Bold, Plastic body, clear dials, white back light, and a red competition style needle
• Senders sold separately
• Non-corrosive hardware and case
• Gasket sealed lens and bezel to prevent fogging
• 2 1/16 hole size, Outer diameter 2 5/16
• Not Designed to be used with Diesel Engines.

Hardin Marine gauges feature a bold attractive styling which makes these gauges very easy to read at speed. Many gauges feature crowded dials but this is not the case with these. These gauges possess all of the Hardin Marine innovative features so that you may rest assured your gauges are accurate. Senders sold separately. Hardin Marine gauges come with white light.

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

• 2" Water Pressure Gauge - White or Black
• Very easy to read at high speeds
• Handmade, hand calibrated, tested for accuracy and BUILT IN THE USA!!
• Bold, Plastic body, clear dials, white back light, and a red competition style needle
• Mechanical gauge, line kit sold separately
• Non-corrosive hardware and case
• Gasket sealed lens and bezel to prevent fogging
• 2-1/16 hole size, Outer diameter 2-5/16
• Not Designed to be used with Diesel Engines.

Hardin Marine gauges feature a bold attractive styling which makes these gauges very easy to read at speed. Many gauges feature crowded dials but this is not the case with these. These gauges possess all of the Hardin Marine innovative features so that you may rest assured your gauges are accurate. Senders sold separately. Hardin Marine gauges come with white light.

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

• 3-3/8" 0-6000 RPM Tachometer Gauge - White or Black
• Very easy to read at high speeds
• Handmade, hand calibrated, tested for accuracy and BUILT IN THE USA!!
• Bold, Plastic body, clear dials, white back light, and a red competition style needle
• Non-corrosive hardware and case
• Gasket sealed lens and bezel to prevent fogging
• 3-3/8" hole size, Outer diameter 3-7/8"
• Not Designed to be used with Diesel Engines or Outboard Engines.

Hardin tachometers provide the ultimate in readability and accuracy. These tachometers feature non-corrosive hardware and gasket sealed lens and bezel to prevent fogging Each tachometer is built to withstand the severest of conditions. Each tachometer can be calibrated to work with 4, 6, and 8 cylinder engines. Hardin Marine gauges come with white lights.

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

• 3-3/8" 0-80 MPH Speedometer Gauge - White or Black
• Very easy to read at high speeds
• Handmade, hand calibrated, tested for accuracy and BUILT IN THE USA!!
• Bold, Plastic body, clear dials, white back light, and a red competition style needle
• Uses 1/8" Speedo Hose
• Non-corrosive hardware and case
• Gasket sealed lens and bezel to prevent fogging
• 3-3/8" hole size, Outer diameter 3-7/8"
• Not Designed to be used with Diesel Engines.

While some gauge distributors claim to manufacture as many as 95% of their gauges, we are proud to say that 100% of Hardin Marine speedometers are hand made, hand calibrated, and even tested to assure you're getting every last mile per hour out of your boat With bold, clear dials, incandescent flood lighting, and a red needle,these speedometers will be easy to read even at high speeds Speedometer pick-up tubes (pitot) sold separately. Hardin Marine gauges come with white light.

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

• 2" Oil Temperature Gauge, 100-250 Degree - White or Black
• Very easy to read at high speeds
• Handmade, hand calibrated, tested for accuracy and BUILT IN THE USA!!
• Bold, Plastic body, clear dials, white back light, and a red competition style needle
• Senders sold separately
• Non-corrosive hardware and case
• Gasket sealed lens and bezel to prevent fogging
• 2 1/16 hole size, Outer diameter 2 5/16
• Not Designed to be used with Diesel Engines.

Hardin Marine gauges feature a bold attractive styling which makes these gauges very easy to read at speed. Many gauges feature crowded dials but this is not the case with these. These gauges possess all of the Hardin Marine innovative features so that you may rest assured your gauges are accurate. Senders sold separately. Hardin Marine gauges come with white light.

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

• 2" Water Temperature Gauge, 100-250 Degree - White or Black
• Very easy to read at high speeds
• Handmade, hand calibrated, tested for accuracy and BUILT IN THE USA!!
• Bold, Plastic body, clear dials, white back light, and a red competition style needle
• Senders sold separately
• Non-corrosive hardware and case
• Gasket sealed lens and bezel to prevent fogging
• 2 1/16 hole size, Outer diameter 2 5/16
• Not Designed to be used with Diesel Engines.

Hardin Marine gauges feature a bold attractive styling which makes these gauges very easy to read at speed. Many gauges feature crowded dials but this is not the case with these. These gauges possess all of the Hardin Marine innovative features so that you may rest assured your gauges are accurate. Senders sold separately. Hardin Marine gauges come with white light.

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

The handle of this control measures 7" from pivot center. It has 3 equidistant locking positions.

• Universal control that will replace most OEM Plastic Mercury Quicksilver Flush/Panel Mount controls and other aftermarket controls.
• Can be used in Jet Boat applications using 620-60358 conversion kit (see related parts)
• All billet aluminum construction.
• Forward Canting Ergonomic European designed levers.
• Works with existing Mercruiser Gen II cables or 33c cables with appropriate adapter for Mercruiser Applications.
• Mounting bolt pattern is the same as the OEM Mercruiser pattern.
• Superior billet aircraft trim buttons.
• 360 degree Neutral safety switch operation.
• Includes kill switch and lanyard.
• Includes Trailer towing switch
• All internal components are anodized for friction reduction and corrosion resistance.
• Available in both Left hand (Port) or Right Hand (Starboard) mounted versions. 
• Mercury OEM Controls are built in Right Hand (Starboard) Models Only.
• Cable bracket rotates for horizontal forward, rearward or vertical cable entry.
• Controls are Powder Coated in popular color options.
• No Mounting Hardware is included.
• Click here to download the Installation Drill Template

Please Note: The direction of the handle cant determines what hand the the Control is. The Right Hand, Starboard model will have its handles canting forward in the direction of the kill switch. The Left Hand, Port model will have its handles canting forward away from the kill switch. Due to the modular function of the cable entry, you can install a left hand control on the starboard side if you want the handles to cant rearwards. This may require you to rotate the cable bracket to the opposite position it was installed at from the factory if rear cable entry is to be used.

Black Five Gauge Combination Set

Hardin Marine has done it again! Just as they have before, they have revolutionized the marine gauge market with all new gauges. They have taken all the great features that were once only available from the high priced gauge manufacturers and brought them down to an incredibly affordable price. Coupled with flood incandescent lighting, easy gasket sealed bezels and acrylic lens, couple that to a vibration resistant air core movement and see why this style gauge has become the standard of most boat builders today and the best part of all, it's at a price almost to good to believe. Shop and compare, we're sure your new gauges will be Hardin Marine. Hardin Marine gauges come with white light. Senders sold separately.

Not Designed to be used with Diesel Engines or Outboard Engines

Includes:

• 3-3/8" 6000 RPM Tach
• 2-1/16" Fuel Level
• 2-1/16" Water Temp
• 2-1/16" Oil Pressure
• 2-1/16" Voltmeter

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

Black Nine Gauge Combination Set

Hardin Marine has done it again! Just as they have before, they have revolutionized the marine gauge market with all new gauges. They have taken all the great features that were once only available from the high priced gauge manufacturers and brought them down to an incredibly affordable price. Coupled with flood incandescent lighting, easy gasket sealed bezels and acrylic lens, couple that to a vibration resistant air core movement and see why this style gauge has become the standard of most boat builders today and the best part of all, it's at a price almost to good to believe. Shop and compare, we're sure your new gauges will be Hardin Marine. Hardin Marine gauges come with white light. Senders sold separately.

Not Designed to be used with Diesel Engines or Outboard Engines.

Includes:

• (2) 3-3/8" 6000 RPM Tach
• (1) 2-1/16" Fuel Level
• (2) 2-1/16" Water Temp
• (2) 2-1/16" Oil Pressure
• (2) 2-1/16" Voltmeter

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

Hardin Marine Classic Offshore Group 24 Battery Box

Battery boxes for boaters not satisfied with stock answers!

Take a quick glance into the engine compartments of the finest top quality boats today and you’ll find Gil battery boxes. Hardin Marine has taken over production from Gil on these battery boxes. You see this is the most imitated and copied battery box today. The problem for the imitators is they don’t use Almag 535 castings. Almag 535 castings are virtually twice as strong as the copy battery boxes made from traditional 356 aluminum. How important is strength? Well imagine a 75 lb. battery beating itself around in your engine compartment and you’ll see why the APBA Racing Associates now recognizes this as their approved battery box.

Features:

• Indestructible cast aluminum construction with all stainless steel hardware.
• Powder coated for the ultimate in corrosion protection.
• Engineered for severe offshore running and racing.
• Fits Group 24 Batteries
• Stringer mount or floor mount

Hardin Marine Classic Offshore Group 27 /30/ 31 series Battery Box

• Length: 16" OD, 13-1/4" ID
• Width: 7-3/4" OD, 7-1/8" ID
• Height: 10"

Take a quick glance into the engine compartments of the finest top quality boats today and you’ll find Gil battery boxes. Hardin Marine has taken over production from Gil on these battery boxes. You see this is the most imitated and copied battery box today. The problem for the imitators is they don’t use Almag 535 castings. Almag 535 castings are virtually twice as strong as the copy battery boxes made from traditional 356 aluminum.

Hardin Marine Classic Offshore Group 27 /30/ 31 series Battery Box with Step Top

• Length: 16"
• Width: 7-3/4"
• Height: 12" (with step plate)

Take a quick glance into the engine compartments of the finest top quality boats today and you’ll find Gil battery boxes. Hardin Marine has taken over production from Gil on these battery boxes. You see this is the most imitated and copied battery box today. The problem for the imitators is they don’t use Almag 535 castings. Almag 535 castings are virtually twice as strong as the copy battery boxes made from traditional 356 aluminum. NOW, get your quality battery box with a built in step top for easy access to your engine compartment!

• 2" Fuel Level Gauge - White or Black
• Very easy to read at high speeds
• Handmade, hand calibrated, tested for accuracy and BUILT IN THE USA!!
• Bold, Plastic body, clear dials, white back light, and a red competition style needle
• Uses 240-33 Ohm Senders, sold separately
• Non-corrosive hardware and case
• Gasket sealed lens and bezel to prevent fogging
• 2 1/16 hole size, Outer diameter 2 5/16
• Not Designed to be used with Diesel Engines.

Hardin Marine gauges feature a bold attractive styling which makes these gauges very easy to read at speed. Many gauges feature crowded dials but this is not the case with these. These gauges possess all of the Hardin Marine innovative features so that you may rest assured your gauges are accurate. Senders sold separately. Hardin Marine gauges come with white light.

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

Hardin Marine Gift Certificate - Print Certificate

Hardin Marine gift certificates are available in any denomination. This certificate may be redeemed in store, online at hardin-marine.com, or over the phone. Use of this Hardin Marine gift certificate constitutes acceptance of the certificate terms and conditions. This certificate contains value which may only be used to purchase goods (except for other certificates) at Hardin Marine. Present this certificate to an associate at time of purchase or enter number as printed on certificate at checkout and purchase amount will be deducted from certificate balance. Additional value may NOT be added to this certificate at any time. Certificate will NOT be replaced if certificate is lost, stolen, or destroyed. This certificate may NOT be redeemed for cash.

• 3-3/8" 0-100 MPH GPS Speedometer Gauge - White, Black or Stainless
• Very easy to read at high speeds
• Handmade, hand calibrated, tested for accuracy and BUILT IN THE USA!!
• Bold, Plastic body, clear dials, white back light, and a red competition style needle
• Uses INCLUDED GPS receiver
• Non-corrosive hardware and case
• Gasket sealed lens and bezel to prevent fogging
• 3-3/8" hole size, Outer diameter 3-7/8"
• Not Designed to be used with Diesel Engines.

While some gauge distributors claim to manufacture as many as 95% of their gauges, we are proud to say that 100% of Hardin Marine speedometers are hand made, hand calibrated, and even tested to assure you're getting every last mile per hour out of your boat With bold, clear dials, incandescent flood lighting, and a red needle,these speedometers will be easy to read even at high speeds Speedometer pick-up tubes (pitot) sold separately. Hardin Marine gauges come with white light.

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

• Kit includes GPS Receiver
• Comes with White Lights with Red and Green removable bulb covers. 
• Variable brightness with (6) levels of brightness adjustment
• Digital display featuring an eight function menu - Compass course, Peak Speed, Time of day, Trip meter, distance covered as well as a total distance odometer, location in Latitude and Longitude coordinates, Hour meter

• Canister is encased in epoxy to protect the windings from high vibrations.
• Improved output coil for electronic ignitions, and high output Ignitions (ballast resistor required for points).
• 100:1 turns ratio and lower primary resistance produce high voltage output.

2" Hardin Marine Hourmeter, 2-1/16"

• Standard Hourmeter
• Available in White, Black and Stainless Steel finishes.
• White back light.
• Designed for engine compartment use and do not feature all-weather fog-free lenses.
• 2 1/16 hole size, Outer diameter 2 5/16
• Not Designed to be used with Diesel Engines.
• NOTE: This new style gauge matches 2019 and later model Hardin Gauges.

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

• 2" Mercury Trim Gauge - White or Black
• Very easy to read at high speeds
• Handmade, hand calibrated, tested for accuracy and BUILT IN THE USA!!
• Bold, Plastic body, clear dials, white back light, and a red competition style needle
• Non-corrosive hardware and case
• Gasket sealed lens and bezel to prevent fogging
• 2 1/16 hole size, Outer diameter 2 5/16
• Not Designed to be used with Diesel Engines.
• Works with 2 wire trim senders ONLY. Does not work with 3 wire.
• 0-90 Ohm

Hardin Marine gauges feature a bold attractive styling which makes these gauges very easy to read at speed. Many gauges feature crowded dials but this is not the case with these. These gauges possess all of the Hardin Marine innovative features so that you may rest assured your gauges are accurate. Senders sold separately. Hardin Marine gauges come with white light.

Need help measuring your gauges so you know what to look for when you finally upgrade to a more polished set? Check out this handy tutorial!

Hardin Marine Oil / Water Temperature Sender

• Brass non-corrosive body for superior performance and accuracy
• 105-93600 is dual purpose water /oil temp sender, with temperature range 100-340 degrees
• All other sizes are ranged for water temp only with a range on 100-240 degrees
• Select the size that fits your application needs
• NOTE: For use on 2018 and earlier Hardin Marine gauges.