Hardin Marine

Replacement Mercury 525 / 600 / 700 Sea Pump Pulley

All Hardin Marine sea pump pulleys use a mandrel on the pump, then the pulley bolts to the mandrel. Some manufacturers sell you a press-on pulley, these usually work themselves off. Replaces OEM Mercury #899743T

Replacement Mercury 525 / 600 / 700 Sea Pump Pulley - Grip Coated

All Hardin Marine sea pump pulleys use a mandrel on the pump, then the pulley bolts to the mandrel. Some manufacturers sell you a press-on pulley, these usually work themselves off. This version has a special grip coating on the belt surface to improved contact with the belt. This coating is metallurgically bonded textured metal coating that increases friction, reduces wear, and improves performance. Replaces OEM Mercury #899743T

Replacement Mercury Sea Pump for Mercury 1075 SCi

Built to the highest standards in order to ensure maximum performance this pump is designed to last a lifetime. This pump replaces Design I and II model pumps for Mercury 1075 SCi. Will replace OEM #'s 840048A05 and 841359A01. Pulley is Not Included. Will not replace Design III model pumps. The 3 stage inlet has a stainless down turn inlet.

Replacement Mercury Sea Pump for Mercury 1075 SCi - Gen 1

Built to the highest standards in order to ensure maximum performance this pump is designed to last a lifetime. This pump replaces Design I and II model pumps for Mercury 1075 SCi Gen 1. Will replace OEM #'s 840048A05, and 841359A01. Pulley is Not Included. Will not replace Design III model pumps. The 3 stage inlet has an aluminum inlet with spacer.

Replacement O-ring For Cam Lock Fuel Fills 122-10XX and Power Steering Cap 625-8171

Replacement O-Ring for LS1 - LS3 Thermostatic Cooling System 625-4535. Qty. (4) used in application.

These fit the square ports on the base of the unit against the block, and the internal connection between the top cover and base.

Replacement O-Ring for LS1 - LS3 Thermostatic Cooling System 625-4535. Qty. (2) used in application.

These fit the round ports on the base of the unit against the block.

Replacement O-ring For Plate Style Oil Cooler Jam Nut/Adapter Fitting

Replacement O-Rings for later model 620-300100 crossover kits.

Replacement O-Ring, -16 AN for Oil Fill Cap 620-154023

• Big Block Chevy
• Replacement O-Rings for 125-457330

• Small Block Chevy
• Replacement O-Rings for 125-457320

Replacement Plastic Bypass Valve for 540-160200, 540-160210 and 540-160465 Thermostat Kits.

Replacement Retainer Ring for 540-160200, 540-160210 and 540-160465 Thermostat Kits.

Replacement Screen for Hardin Generation 2 Offshore Sea Strainer - 1/2" Shaft

Designed to fit Hardin Offshore Generation 2 (420-913222) Sea Strainers only.

This kit includes Seals and O-rings for replacing worn-out ones in a Mayfair hydraulic steering ram.
Includes instructions.

NOTE: Fits 100% of Production Year 2000 and above Mayfair Rams, may work on other rams but NO guarantee.

This kit contains the fittings and bolts to install a pair of risers on a 8.1L / 496 Mercrusier Seaward exhaust system.

This kit contains the fittings and bolts to install a pair of manifolds on a big block Chevy Seaward exhaust system.

This kit contains the gaskets, hoses and bolts to install a pair of risers on a big block Chevy Seaward exhaust system.

This kit contains the fittings and bolts to install a pair of manifolds on a small block Chevy Seaward exhaust system.

This kit contains the gaskets, hoses and bolts to install a pair of risers on a small block Chevy Seaward exhaust system.

Replacement Shaft for Gen 3 1075/1300 Mercury Racing Sea Pump. Replaces OEM Mercury #840053

Replacement Short Spacer for Hardin Generation 2 Offshore Sea Strainer - 1/2" Shaft

Designed to fit Hardin Offshore Generation 2 (420-913222) Sea Strainers only.

• Outer Diameter: 7"
• Inner Diameter: 3"

These high temperature silicone seals slide on your tailpipe to provide a glove-like seal. SOLD EACH!

Replacement Silicone Seal For Transom Rings

The high temp silicone seal slides on to provide a glove-like seal.   O.D. 6"