Hardin Marine

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"
  • Nordskog/Gaffrig 3-5/8"
  • Gaffrig 4"
  • 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

Base Gasket, 6-71 & 8-71
Your Price:
$17.99

Base Gasket, 6-71 & 8-71

620-671

Base Gasket, 6-71 & 8-71

Supercharger gaskets are used in assembly and installation of a supercharger, as well as the GMC supercharger style cases. These gaskets are now sold as single gaskets.


Basic Dual Stage Sea Pump Service Kit
Your Price:
$132.99

Basic Dual Stage Sea Pump Service Kit

625-4181

Basic Dual Stage Sea Pump Service Kit

These kits consist of all the basic service related parts needed to rebuild a Hardin Marine Multi-Stage sea pump as well as many other multi-stage pumps on the market today. Each kit comes with the necessary sealing o-rings, impeller, and stainless steel wear plates.


Basic Single Stage Sea Pump Service Kit
Your Price:
$111.99

Basic Single Stage Sea Pump Service Kit

625-4180

Basic Single Stage Sea Pump Service Kit

These kits consist of all the basic service related parts needed to rebuild a Hardin Marine Multi-Stage sea pump as well as many other multi-stage pumps on the market today. Each kit comes with the necessary sealing o-rings, impeller, and stainless steel wear plates.


Basic Triple Stage Sea Pump Service Kit
Your Price:
$149.99

Basic Triple Stage Sea Pump Service Kit

625-4182

Basic Triple Stage Sea Pump Service Kit

These kits consist of all the basic service related parts needed to rebuild a Hardin Marine Multi-Stage sea pump as well as many other multi-stage pumps on the market today. Each kit comes with the necessary sealing o-rings, impeller, and stainless steel wear plates.


Battery Box SS Group 30 13.25"
Your Price:
$67.50

Battery Box SS Group 30 13.25"

615-520-50030

Battery Box SS Group 30 13.25"

  • Available: (1) One
  • Condition: New

Big Block Chevy Gen. 4 Tunnel Hull "XS" Series Offshore Oil Pan Kit
Starting From:
$729.99

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

BBC Gen 4 Tunnel Hull "XS" Series Offshore Oil Pan Kit

620-9105 + Option(s)

Big Block Chevy Gen. 4 Tunnel Hull "XS" Series Offshore Oil Pan Kit

The"XS" Xtreme Series 4-5/8" stroker oil pans are competition tested and race proven. They out perform all other pans available. Each pan starts out jig formed and precision TIG welded, then an exclusive race proven windage tray is added which prevents oil foaming and crankshaft windage, which helps to build more horsepower. Next a high volume oil pump pick-up with asupport bracket is added. The entire pan is coated with a hardened aerospace epoxy to resist stains and corrosion. A flexible dipstick isincluded as well as a stainless steel bolt kit. Designed to clear most front style engine mounts including MerCruiser. A simple comparison of available marine oil pans clearly points out Hardin Marine oil pans are boat lengths ahead of all other oil pans. Run what leading racers worldwidealready use - the Hardin Marine "XS" Xtreme Series offshore oil pan.

  • Reinforced Sea Pump/Alternator Adjusting Bracket Tab
  • Extra Large 10 & 14 Quart Capacities Available
  • Pan rear support spacers provided added clearance to mounting fasteners
  • 1/4" NPT threaded flexible dipstick provides a leak proof seal between dipstick and pan
  • Heavy duty pan rails are notched to allow 4-5/8" stroke rotating assemblies
  • Welded for durability
  • "T" bottom style offers additional oil capacity storage for constant supply to the engine oil pickup
  • Zinc plated exclusive one-piece windage tray and crank scraper prevents oil foaming to build more power than other brands
  • Highly flexible dipstick allows accessibility around engine mounts and exhaust systems
  • Oil relief in kick out allows added room for long filters and sandwich adapters
  • Fully gusseted high-flow oil pick-up included

Big Block Chevy Gen. 5/6 Tunnel Hull "XS" Series Offshore Oil Pan Kit
Starting From:
$729.99

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

BBC Gen 5/6 Tunnel Hull "XS" Series Offshore Oil Pan Kit

620-9105 + Option(s)

Big Block Chevy Gen. 5/6 Tunnel Hull "XS" Series Offshore Oil Pan Kit

The"XS" Xtreme Series 4-5/8" stroker oil pans are competition tested and race proven. They out perform all other pans available. Each pan starts out jig formed and precision TIG welded, then an exclusive race proven windage tray is added which prevents oil foaming and crankshaft windage, which helps to build more horsepower. Next a high volume oil pump pick-up with a support bracket is added. The entire pan is coated with a hardened aerospace epoxy to resist stains and corrosion. A flexible dipstick is included as well as a stainless steel bolt kit. Designed to clear most front style engine mounts including MerCruiser. A simple comparison of available marine oil pans clearly points out Hardin Marine oil pans are boat lengths ahead of all other oil pans. Run what leading racers worldwide already use - the Hardin Marine "XS" Xtreme Series offshore oil pan.

  • Reinforced Sea Pump/Alternator Adjusting Bracket Tab
  • Extra Large 10 & 14 Quart Capacities Available
  • Pan rear support spacers provided added clearance to mounting fasteners
  • 1/4" NPT threaded flexible dipstick provides a leak proof seal between dipstick and pan
  • Heavy duty pan rails are notched to allow 4-5/8" stroke rotating assemblies
  • Welded for durability
  • "T" bottom style offers additional oil capacity storage for constant supply to the engine oil pickup
  • Zinc plated exclusive one-piece windage tray and crank scraper prevents oil foaming to build more power than other brands
  • Highly flexible dipstick allows accessibility around engine mounts and exhaust systems
  • Oil relief in kick out allows added room for long filters and sandwich adapters
  • Fully gusseted high-flow oil pick-up included

BBC Gen. 4 Oil Filter Relocation Kit - Standard
Your Price:
$349.99

BBC Gen. 4 Oil Filter Relocation Kit - Standard

620-900

Take the hassle out of getting the correct parts and adapters to relocate your oil filter. This kit includes the correct fittings, hose, block adapter and remote filter head for a BBC Gen. 4 application.


BBC Gen. 4 Oil Filter Relocation Kit - Standard
Your Price:
$549.99

BBC Gen. 4 Oil Filter Relocation Kit - Xtreme

620-910

Take the hassle out of getting the correct parts and adapters to relocate your oil filter. This kit includes the correct fittings, hose, block adapter and remote filter head for a BBC Gen. 4 application. The Xtreme edition kit includes the HP remote oil filter head and nylon braided hose with the appropriate fittings.

These are -12 hoses and fittings


BBC Gen. 4 Oil Filter Relocation Kit - Standard
Your Price:
$349.99

BBC Gen. 5/6 Oil Filter Relocation Kit - Standard

620-905

Take the hassle out of getting the correct parts and adapters to relocate your oil filter. This kit includes the correct fittings, hose, block adapter and remote filter head for a BBC Gen. 5/6 application.


BBC Gen. 4 Oil Filter Relocation Kit - Standard
Your Price:
$549.99

BBC Gen. 5/6 Oil Filter Relocation Kit - Xtreme

620-915

Take the hassle out of getting the correct parts and adapters to relocate your oil filter. This kit includes the correct fittings, hose, block adapter and remote filter head for a BBC Gen. 5/6 application. The Xtreme edition kit includes Nylon braided hose and the appropriate fittings.


BBC Hurricane Header Exhaust Manifold Gasket - Large Round 2-1/4" Port
Your Price:
$29.99

BBC Hurricane Header Exhaust Manifold Gasket - Large Round 2-1/4" Port

300-1412

Big Block Chevy Hurricane Header Exhaust Manifold Gasket - Large Round 2-1/4" Port - Sold in Pairs

These gaskets are Graphite Impregnated designed to withstand the highest of temperatures on high horsepower applications. For those of you looking to do the job only once insist on Hardin Marine extreme-duty gaskets. Quite possibly the last gasket you’ll ever need.

Sold in Pairs


BBC Indmar Riser Block Off Plate
Your Price:
$12.99

BBC Indmar Riser Block Off Plate

620-24220

BBC Indmar Riser Block Off Plate


BBC Manifold Bolt Kit - 1991-Up
Your Price:
$29.99

BBC Manifold Bolt Kit - 1991-Up

420-906211

BBC Manifold Bolt Kit - For Hardin/Gil Manifolds - 1991-Up

  • (8) 3/8-16x3.00 Bolt
  • (8) 3/8-16x1 1/2 Bolt
  • (16) 3/8 Washer

BBC Oval Port "PowerGap" Raised Runner Intake Manifold, Polished
Your Price:
$230.99

BBC Oval Port "PowerGap" Raised Runner Intake Manifold, Polished

620-53025

Big Block Chevy Oval Port "PowerGap" Raised Runner Intake Manifold, Polished

  • RPM Range: 1500-6500
  • Engine Make/Size: Chevy Big Block (396-502)
  • Number Of Carbs: One
  • Emission: N/A
  • Cylinder Head Type: Oval Port- Large

PowerGap "HP" series Oval port intake for 454 Marine based engines. This is a great performance upgrade to standard Dual Plane intake manifolds for your 454 Big Block Oval port cylinder head application, Power range is between 15000 rpms to 6500 rpms. This manifold features raised runner plenum area that allows air to pass under the intake plenum which reduces engine heat transfer producing a cooler denser intake air/fuel charge resulting in a increase in power and torque output. Features include dual distributor hold downs.

RPM Range: 1500 to 6500

  • Crosswind Intake Manifold
  • 1500-6500 RPM Range
  • Oval Ports
  • Polished Finish
  • Air Gap Design
  • Allows Ambient Air To Pass Beneath The Plenum
  • Additional Cooling To The Intake Charge
  • Four Corner Water Ports
  • Dual Distributor Holddowns

BBC Powder Coated Steel Lower Port Side Alternator Mounting Bracket Kit
Your Price:
$119.99

BBC Powder Coated Steel Lower Port Side Alternator Mounting Bracket Kit

620-910030

Big Block Chevy Powder Coated Steel Lower Port Side Alternator Mounting Bracket Kit

Thisalternator bracket is designed for severe duty applications as well as stock lake boats. The bracket is black powder coated and comes complete with all necessary hardware.


Bearing Cap Seal Driver
Your Price:
$18.99

Bearing Cap Seal Driver

950-758500

Bearing Cap Seal Driver

This new jet pump seal & bushing driver simplifies the installation process of critical bowl bushings and various seals in the jet pump. The stainless driver shaft is threaded and interchangeable with all the drivers.


Bearing for Multi Stage Sea Pump
Your Price:
$23.99

Bearing for Multi Stage Sea Pump

625-4004

Bearing for Hardin Marine Multi Stage Sea Pumps


Bearing Housing for Multi Stage Sea Pump
Your Price:
$149.99

Bearing Housing for Multi Stage Sea Pump

625-4006

Bearing Housing for Hardin Marine Multi Stage Sea Pumps


Bellhousing Inspection Hole Cover
Your Price:
$26.99

Bellhousing Inspection Hole Cover Plate

620-91146

Bellhousing Inspection Hole Cover Plate

Bellhousing Inspection cover plate for SBC & BBC 3 point Bellhousing #620-91150.


Bellhousing Inspection Hole Cover, 2-Bolt Pie Shaped, 3-1/2" Bolt Centers
Your Price:
$39.99

Bellhousing Inspection Hole Cover, 2-Bolt Pie Shaped, 3-1/2" Bolt Centers

620-91147

Bellhousing Inspection Hole Cover, 2-Bolt Pie Shaped, 3-1/2" Bolt Centers

Here are our cast aluminum starter and inspection hole covers to fit most popular flywheel covers and bellhousings.


Bellhousing Inspection Hole Cover, 4-Bolt Square 3-1/2" x 3-3/8" Bolt Centers
Your Price:
$39.99

Bellhousing Inspection Hole Cover, 4-Bolt Square 3-1/2" x 3-3/8" Bolt Centers

620-91149

Bellhousing Inspection Hole Cover, 4-Bolt Square 3-1/2" x 3-3/8" Bolt Centers

Here are our cast aluminum starter and inspection hole covers to fit most popular flywheel covers and bellhousings.