Login
See us on:
Visit CP on Facebook Visit CP on Instagram Visit CP on YouTube
Is your boat in the gallery?
Image Gallery  
Instructions & Guides:
Instructions  
Find Parts by Mercury Model:
OEM Part Finder  
What's popular today?
Popular Items  
What are you looking for Today?

Need Help? Call Us:

1-800-225-9871

Outside the USA? Call 707-585-9871

Hardin Marine

10" Dual Grip Billet Aluminum Grab Handle

Your Price:
$75.99

10" Dual Grip Billet Aluminum Grab Handle

125-BH300 + Option(s)

10" Dual Grip Billet Aluminum Grab Handle - Each

Hardin Marine offers this popular grab handle constructed from billet aluminum in both a single hand 5" version and a dual hand 10"version. Both handles feature blind tapped holes allowing them to be mounted with no hardware exposed. These handles work great in conjunction with the Hardin Marine billet vents.

*Note- These grab handles are 11-1/2" long with 10" bolt centers


10" x 3" Dominator Flame Arrestor, Polished Stainless Steel
Your Price:
$159.99

10" x 3" Dominator Flame Arrestor, Polished Stainless Steel

690-1050-10-3

10" x 3" Dominator Flame Arrestor, Polished Stainless Steel

This 10" diameter flame arrestor is 3" tall and is designed for the popular Holley Dominator Series carbs that have 7-1/4" air horns. Both the top and bottom have been bonded with the 3" mesh to make a 1-piece design. This is a great economical flame arrestor.


100 MPH GPS Speedometer Gauge Kit - 3-3/8"
Starting From:
$309.99
This Part has options, please click the button below to order.

100 MPH GPS Speedometer Gauge Kit - 3-3/8"

105-974 + Option(s)

  • Non-corrosive hardware
  • Gasket sealed lens and bezel to prevent fogging
  • Plastic body Domelux Technology Lens
  • White back light
  • Simple plug in interface, no splicing of wires required for antenna
  • Ideal for all applications.
  • Updates 10 times a second for no pointer lag.
  • Speed accuracy of +/- 1 MPH (once moving)
Note: GPS is manufactured with a unique case design and for night time use will reflect a brightness that is less than the other Hardin intruments

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!


1000 Gallon Per Hour Bilge Pump
Your Price:
$54.99

1000 Gallon Per Hour Bilge Pump

135-22102

These Bilge Pumps are made in America, and are of top quality These pumps meet all necessary USCG requirements and are tested and specified by over 200 boat manufacturers.

1000 GPH Cartridge Bilge Pump
Your Price:
$54.99

1000 GPH Cartridge Bilge Pump

135-32903

1000 GPH Cartridge Bilge Pump

Bilge pump cleaning and maintenance no longer call for complete disassembly. You can now leave the pump casing attached to both the boat and the hoses – assuming you own one of SPX Johnson Pump’s cartridge bilge pumps. Cartridge bilge pumps from SPX Johnson Pump can be removed for cleaning or replacement without the use of a single tool. Lift a tab on the top, give the cartridge a twist and pull it out; that’s all there is to it. The cartridge contains an all-in-one motor/impeller unit with no loose parts. The cartridge line is a further development of SPX Johnson Pump’s acclaimed bilge pumps, which have received highest ratings in many different independent tests over the years.

    Features & Benefits
  • All-in one motor/impeller unit
  • No tools needed for maintenance
  • Extremely energy efficient
  • Water cooled motor for long service life
  • Five models for fifferent capacity needs
  • Can be equipped with a float switch for automatic operation
  • Meets the strict international standard, ISO 8849 Marine
  • Made in the USA

Water Cooled For Extended Service
The cartridge pumps are manufactured in the United States and the new line encompasses five compact pumps, each for a different capacity need. All of them use remarkably little electricity for the amount of water they pump. Their improved, more efficient motors also provide increased service life, thanks in part to an ingenious solution which circulates the discharge water around the motor for cooling.


1-1/2 Shaft Strut Bearing
Your Price:
$89.68

1-1/2 Shaft Strut Bearing

615-500-0369

1-1/2 Shaft Strut Bearing

  • Available: (1) One
  • Condition: New

1-1/2" Clamp-On Filtered Breather w/Shield
Your Price:
$21.99

1-1/2" Clamp-On Filtered Breather w/Shield

620-70156

1-1/2" Clamp-On Filtered Breather w/Shield (each)

Hardin’s breathers feature maximum flow and protection from airborne elements. They are used on most Hardin Marine valve cover systems. These breathers are easily washable for service.


1-1/2" Clamp-On Valve Cover Breather - No Shield
Your Price:
$19.99

1-1/2" Clamp-On Valve Cover Breather - No Shield

620-70153

1-1/2" Clamp-On Valve Cover Breather - No Shield (Each)

These breathers feature maximum flow and protection from airborne elements.  They are used on most Hardin Marine valve cover systems.  The breather is washable providing for easy maintenance.


1-1/2" Marine Bilge Hose
Your Price:
$1.99

1-1/2" Marine Bilge Hose

100-120-1126

1-1/2" I.D Bilge Hose

This hose is designed to go from your bilge pump to your water dump It is flexible and easy to route.

Water bilge hose is sold by the foot, i.e add quantity of 6 for 6 ft. of hose.

Hose comes in maximum of 50 feet sections. Please specify if you want sections cut into specific lengths when ordering over 50 feet.


1-1/2" Marine Fuel Line Hose
Your Price:
$8.99

1-1/2" Marine Fuel Fill Hose

100-350-1124

Marine Fuel Fill Hose 1-1/2" I.D.

This is true USCG approved marine grade fuel hose. This is A-2 grade hose. Don't take any chances with your investment Use only marine grade hose.

Fuel line hose is sold by the foot, i.e add quantity of 6 for 6 ft. of hose.

Hose comes in maximum of 12.5 feet sections. Please specify if you want sections cut into specific lengths when ordering over 12 feet.


1-1/2" NPT TITAN Super Capacity Sea Strainer

Your Price:
$2,699.99

1-1/2" NPT TITAN Super Capacity Sea Strainer

620-913208 + Option(s)

  • 316L premium stainless steel construction.
  • Ultra-Deep screen basket provides even greater straining area.
  • Basket is removable for easy cleaning.
  • O-Ring sealed Lexan lid (not cheap plastic)
  • Lid is removed by simple one hand grip knob. No wingnuts!
  • Ultra Heavy Duty Cast Stainless Steel Clamp
  • Lid will withstand 100 PSI pressure spikes.
  • Kit includes polished billet aluminum swirl lid cover!
  • Feature Billet Swirl lids.
  • Stainless one-hand operation.
  • Massive 1-1/2"NPT dual inlets/Outlets.

1-1/2" Push-On Hose Adjustable Mount Thru-Hull Water Pick-Up
Your Price:
$279.99

1-1/2" Push-On Hose Adjustable Mount Thru-Hull Water Pick-Up

410-1086

  • Constructed of 316L Stainless Steel.
  • 1-1/2" Push on Hose.
  • Scoops water through a 1-1/4" O.D stainless tube that can be adjusted vertically
  • Pick-up may be mounted wherever you want it
  • Features an O-Ring Seal.

1-1/2" Stainless Steel Flush Mount Fuel Fill
Your Price:
$35.99

1-1/2" Stainless Steel Flush Mount Fuel Fill

610-1076

1-1/2" Stainless Steel Flush Mount Fuel Fill

These great looking flush style fuel fills are made from 316 Stainless Steel.  Each cap features a recessed slot to assist inremoval and attachment.  This cap is designed for use with 1-1/2" fuelhose only. Flange is 3" Diameter. Bolt hole center to center is 2".

Note: This cap is non-vented.


1-1/4" Diameter Upper Tie Bar
Your Price:
$599.99

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

1-1/4" Diameter Mayfair Tie Bar

137-9257

1-1/4" Diameter Mayfair Tie Bar

These tie bars are custom made to the center to center drive dimension you specify. Measure the distance from prop shaft to prop shaft and insert it in the box below. Clevis ends are machined from billet 316L stainless steel, no inexpensive castings are used in keeping with the high quality traditions of Hardin Marine! This tie bar has no saddles and is designed to go between the wingplates on a drives with Mayfair Hydraulic Steering.

NOTE: Tie Bars Longer than 36" will need to be quoted. Price shown is for 36" or less. Tie bars take 7-10 days to build.


1-1/4" Diameter Upper Tie Bar
Your Price:
$729.99

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

1-1/4" Diameter Tie Bar for Mayfair with Inboard Rams

137-9421

1-1/4" Diameter Tie Bar for Mayfair with Inboard Rams

These tie bars are custom made to the center to center drive dimension you specify. Measure the distance from prop shaft to prop shaft and insert it in the box below. Clevis ends are machined from billet 316L stainless steel, no inexpensive castings are used in keeping with the high quality traditions of Hardin Marine! This tie bar has no saddles and is designed to go between the wing plates on a drives with Mayfair Hydraulic Steering. This kit is designed for use on systems that have rams mounted on the inboard bracket. 

NOTE: Tie Bars Longer than 36" will need to be quoted. Price shown is for 36" or less. Tie bars take 7-10 days to build.


1-1/4" Marine Bilge Hose

Your Price:
$1.99

1-1/4" Marine Bilge Hose

100-120-1146 + Option(s)

1-1/4" I.D Bilge Hose

This hose is designed to go from your bilge pump to your water dump It is flexible and easy to route.

Water bilge hose is sold by the foot, i.e add quantity of 6 for 6 ft. of hose.

Hose comes in maximum of 50 feet sections. Please specify if you want sections cut into specific lengths when ordering over 50 feet.


1-1/4" Marine Hard Water Hose
Your Price:
$8.99

1-1/4" Marine Hard Wall Water Hose

100-100-1144

Marine Hard Wall Water Hose 1-1/4" I.D.

This hard wall water hose is used in many marine applications and is designed to last in harsh environments.

Water hose is sold by the foot, i.e add quantity of 6 for 6 ft. of hose.


1-1/4" NPT Dual Common Front Inlet/Outlet Sea Pump Adapter
Your Price:
$375.00

1-1/4" NPT Dual Common Front Inlet/Outlet Sea Pump Adapter

625-4165

1-1/4" NPT Dual Common Front Inlet/Outlet Sea Pump Adapter

These custom fabricated two stage water inlets are an option to solving limited clearance bottom inlet restrictions. These are only available for two stage pumps with bracket spacing between the bodies. These parts are cast and fabricated from 316 stainless steel. The inlet features a 1-1/4”NPT female water inlet.


1-1/4" NPT Dual Common Inlet/Outlet Sea Pump Adapter
Your Price:
$209.99

1-1/4" NPT Dual Common Inlet/Outlet Sea Pump Adapter

625-4161

1-1/4" NPT Dual Common Inlet/Outlet Sea Pump Adapter

These new Dual Stage radiused inlet/outlets provide the answer at last to a equal distribution sea pump that until now has never been available from a machined square block. These water inlet manifold.are cast and polished from 316L Stainless steel featuring equal length and size inlet tubes for equal distribution provided by the massive 1-1/4"npt inlet.  Equal distribution to each chamber has long been a challenge that until now with modern precision flow technology and data acquisition monitoring was unavailable.Careful engineering was put into the design of both  the vacuum and pressure fed characteristics, The design and configuration of the inlet allows tighter easier access and plumbing. This inlet is unmatched by anything available today in modern marine cooling systems.


1-1/4" NPT Dual Common Straight Inlet/Outlet Sea Pump Adapter
Your Price:
$425.99

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

1-1/4" NPT Dual Common Straight Inlet/Outlet Sea Pump Adapter

625-4088

1-1/4" NPT Dual Common Straight Inlet/Outlet Sea Pump Adapter

    Features Include:
  • Dual water inlet/outlet manifold is manufactured from 316L polished Stainless steel.
  • Equal length size inlet tubes for equal distribution provided by the massive 1-1/4" NPT Inlet.
  • This unit measures 3-1/8" tall from mounting flange to the end

Equal distribution to each chamber has long been a challenge that until now with modern precision flow technology and data acquisition monitoring was unavailable. Careful engineering was put into the design of both the vacuum and pressure fed characteristics. The design and configuration of the inlet allows tighter easier access and plumbing. Designed for use on a 2 stage pump or 3 stage with a bracket or spacer between the bodies.


1-1/4" NPT HO Competition Dual Strainer Basket Sea Strainer
Your Price:
$895.99

1-1/4" NPT HO Competition Dual Basket Swirl-Away Sea Strainer with Pressure Relief

620-913204

  • 316L premium stainless steel construction.
  • Cone shaped dual screen basket provides even greater straining area.
  • Basket is removable for easy cleaning.
  • O-Ring sealed Lexan lid (not cheap plastic)
  • Lid is removed by simple one hand grip knob. No wingnuts!
  • Lid will withstand 100 PSI pressure spikes.
  • Kit includes polished billet aluminum swirl lid cover!
  • Dual 1-1/4" NPT inlets and outlets.
  • 3/4" NPT pressure relief port.
  • Kit includes pressure relief valve.
  • 360 degree swivel mounting bracket for maximum mounting flexibility.
  • Due to differences in mounting surfaces, hardware for mounting strainer not included.
  • See Additional Info for extended product details.
  • Find Replacement Parts Here

1-1/4" NPT HO Competition Dual Strainer Basket Sea Strainer
Your Price:
$859.99

1-1/4" NPT HO Competition Dual Strainer Basket Swirl-Away Sea Strainer

620-913206

  • 316L premium stainless steel construction.
  • Cone shaped dual screen basket provides even greater straining area.
  • Basket is removable for easy cleaning.
  • O-Ring sealed Lexan lid (not cheap plastic)
  • Lid is removed by simple one hand grip knob. No wingnuts!
  • Lid will withstand 100 PSI pressure spikes.
  • Kit includes polished billet aluminum swirl lid cover!
  • 1-1/4" NPT inlets and outlets.
  • 3/4" NPT pressure relief port.
  • 360 degree swivel mounting bracket for maximum mounting flexibility.
  • Due to differences in mounting surfaces, hardware for mounting strainer not included.
  • See Additional Info for extended product details.
  • Find Replacement Parts Here

1-1/4" NPT HO Swirl-Away High Performance Sea Strainer
Your Price:
$699.99

1-1/4" NPT HO Swirl-Away High Performance Sea Strainer

620-913205

  • 316L premium stainless steel construction.
  • Cone shaped screen basket provides even greater straining area.
  • Basket is removable for easy cleaning.
  • O-Ring sealed Lexan lid (not cheap plastic)
  • Lid is removed by simple one hand grip knob. No wingnuts!
  • Lid will withstand 100 PSI pressure spikes.
  • 1-1/4" NPT inlets and outlets.
  • 3/4" NPT pressure relief port.
  • 360 degree swivel mounting bracket for maximum mounting flexibility.
  • Due to differences in mounting surfaces, hardware for mounting strainer not included.
  • See Additional Info for extended product details.
  • Find Replacement Parts Here

1-1/4" NPT Stainless Steel Pipe Plug
Your Price:
$24.99

1-1/4" NPT Stainless Steel Pipe Plug

540-223001

1-1/4" NPT Stainless Pipe Plug

1-1/4" NPT Stainless Steel Water Shut-Off Valve
Your Price:
$124.99

1-1/4" NPT Stainless Steel Water Shut-Off Valve

620-913315

1-1/4" Stainless Steel Full-Port Ball Valve

FNPT by FNPT Threaded Ends, 2-Piece Body, Full-Port Design with lockable handle, 2000 PSI rated, 316 Stainless Steel Body, Teflon (PTFE) Seals and Seats.


1-1/4" NPT To 1-1/4" Hose Barb
Your Price:
$25.99

1-1/4" NPT To 1-1/4" Hose Barb

625-4401

Hard Coat Anodized Fitting
1-1/4" NPT To 1-1/4" Hose Barb

These are special purpose fittings that are machined from 6061-T6 billet aluminum and hard coat anodized for corrosion resistance. These fittings are manufactured in unique sized to cure many plumbing dilemmas.


1-1/4" NPT Triple Common Inlet/Outlet Sea Pump Adapter
Your Price:
$429.99

1-1/4" NPT Triple Common Inlet/Outlet Sea Pump Adapter

625-4160

1-1/4" NPT Triple Common Inlet/Outlet Sea Pump Adapter

  • 316L Stainless Steel
  • 1-1/4" NPT

At last modern technology has allowed us to again advance from a square block to an actual tuned water inlet manifold. These new cast and polished 316L Stainless Steel inlets feature staggered length and size high flow radiused inlet tubes that provide the ultimate in equal distribution provided by the massive 1-1/4"npt connection. Equal distribution to each chamber has long been a challenge that until now with modern precision flow technology and data acquisition monitoring was unavailable. Careful engineering was put into the design of both  the vacuum and pressure fed characteristics, The design and configuration of the inlet allows a easy access. The inlet is tucked in tight to allow for added clearance on many applications such as Catamaran style boats.these inlets are unmatched by anything available today in modern marine cooling system. These components are designed to assist in the plumbing of your engine when using the Hardin Marine Multi-Stage sea pumps. A wide range of configurations can be created by using different inlet and outlet adapters.