Hardin Marine

Pulley Mandrel with Keyway For Multi-Stage Sea Pumps.

2", 3",4" and 6" Pump Extension for Cam Driven Pumps

These allow for that extra clearance you may need for your cam driven water pump to clear maybe a supercharger belt. To install, remove current female slot cam drive adapter from your pump and install extended adapter. Use loc-tite on the set screw. Install extension housing onto pump and then reinstall pump onto the engine.

Push / Pull Switch - 2-Position On (On-On)

These are high quality brass switches available in four different models. The switches require a 3/8" hole for mounting.

Push / Pull Switch - 2-Position (On-Off) One-Circuit Switch

These are high quality brass switches available in four different models. The switches require a 3/8" hole for mounting.

Push / Pull Switch - 3-Position (Off-On-On) Used For Navigation Lights

These are high quality brass switches available in four different models. The switches require a 3/8" hole for mounting.

2-position Off/Push to On

These switches are perfect as starter buttons or can be used in just about any momentary type operation. Each switch features brass construction with a chrome plated nut and button for good looks. There is also a moisture repellent rubber cap sold separately.

Replacement Trim Button Switch. Used on:

• Older Model Hardin Offshore Controls (Pre-2019)
• Hardin Sport Shifter Controls
• Hardin Stiletto Controls

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

• 1" grommet
• 1.75" tall
• 2.5" outer diameter

Push-In Breather With Vent

These popular breathers are used when you would like to vent the crankcase to another location such as the flame arrestor or a vac-u-pan. This unit is used on many MerCruiser hi-performance applications. The push in has a 1" hole and a 5/8" vent hook-up.

Push-In Chrome Oil Fill Plug

Push-in design for all applications requiring a sealing type filler plug. Chrome plated top section. Fits most aftermarket and OEM valve covers with a 1.22" diameter hole.

Push-In Filtered 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. Fits 1.25" hole.

Push-In Filtered Valve Cover Breather With Chrome 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. Fits 1-1/4" hole.

• Constructed of Polished 316L Stainless Steel.
• 3/4" NPT Female Thread
  
• Perfect for intercooler, tailpipe, and even engine water discharge. 

Quick Engine Flushing Adapter Replacement

Replacement flushing adapter for 620-913300.

Quick Release 33C Stainless Steel Cable Clamp Bracket

This is the most popular method of attaching a standard 33C throttle cable to a throttle bracket. This clamp features a quick release lever allowing you to detach the throttle assembly when performing tuning or maintenance. Replaces Dometic / SeaStar # 031419.

Note: Includes Gasket, replacement gaskets available here: 625-4277. Use of this pump requires a 6" diameter or smaller crankshaft accessory drive pulley example 740-64201 (see related parts). Male tab cam drives sold separately, see related parts.

Click here to find replacement parts for this pump.

This is a rebuild kit for Gen I 625-4115 Ram Force Pumps.

This is a rebuild kit for Generation I 625-4115 Ram Force Pumps.

IThis is a rebuild kit for Gen II 625-4115 Ram Force Pumps.

This is a rebuild kit for Generation II 625-4115 Ram Force Pumps.

Raw 4" 316L Stainless Steel Tubing

This premium grade 4" seamless tubing is available in its raw form. Perfect to replace long lengths of rubber exhaust hose.

Sold by the foot.

Raw 4.5" 316L Stainless Steel Tubing

This premium grade 4.5" seamless tubing is available in  its raw form. Perfect to replace long lengths of rubber exhaust hose.

Sold by the foot.

Rear Bearing for Hardin Marine Multi Stage Sea Pumps

Polished Stainless Steel Rear Cover for Hardin Marine Multi Stage Sea Pumps