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Hardin Marine

Trim Tab Lower Pin Assembly
Your Price:
$144.99

Gen 2 Lower Trim Ram Pin with Actuator Assembly

137-8147

    Kit Includes:
  • 2 Nuts and washers
  • 1 Trim Ram Pin with Actuator provision
  • 1 Trim Table Cable End with nut and washer
  • 4 Bushings
  • 2 Spacers

Gen 2 Trim Tab Ram Rebuild Kit
Your Price:
$289.99

Gen 2 Trim Tab Ram Rebuild Kit

137-8119

These are rebuild kits for #137-8005 trim rams.

  1. 137-8013, GLAND, HD TRIM RAM, 1
  2. 137-8014, PISTON, HD TRIM RAM, 1
  3. 137-8129, SEAL, WIPER - HD TRIM RAM, 1
  4. 625-1116, O-RING, 3
  5. 625-1135, O-RING, 1
  6. 625-1325, O-RING, 1

Trim Tab Lower Pin Assembly
Your Price:
$99.99

Gen 2 Upper Trim Ram Pin Assembly

137-8149

This kit includes one  trim tab pin, two nuts, two washers, two bushings and two upper trim ram spacers.

Gen 4 Stainless Steel Pump And Bracket Mercury Sea Pump Assembly - Serpentine
Your Price:
$639.99

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

Gen 4 SS Pump And Bracket Mercury Sea Pump Assembly - Serpentine - BBC

625-4103

Gen 4 Stainless Steel Pump And Bracket Mercury Sea Pump Assembly Serpentine - BBC

These are new Stainless Steel replacement sea pumps. We have configured options so that you may buy just a replacement pump only or bracket only or even an entire replacement pump assembly including the mounting bracket, Serpentine pulley and mandrel. This model include a beautifully polished billet bracket and Serpentine Pulley and Mandrel.

NOTE: Billet bracket cannot be used in Circ Pump applications!


Gen 4 Stainless Steel Mercury Pump Complete Assembly
Your Price:
$584.99

Gen 4 Stainless Steel Mercury Pump Complete Assembly - BBC Applications

625-4109

New Gen 4 Stainless Steel Mercury Pump Assembly with Stamped Steel Bracket & Billet V-Groove Pulley - BBC Applications

These are new Stainless Steel replacement sea pumps. We have configured options so that you may buy just a replacement pump only or bracket only or even an entire replacement pump assembly including the mounting bracket, V-groove pulley and mandrel.


Gen 5/6 Sea Pump Vent Equalizer
Your Price:
$39.99

Gen 5/6 Sea Pump Vent Equalizer

625-4221

Gen 5/6 Sea Pump Vent Equalizer

This kit is designed to allow venting of pressure build up inside the Sea Pump housing that could create premature failure to be released through the existing fuel pump vent system.

Note will work with all sea pumps listed below that the front housing has been tapped for 1/8 NPT:
Will not work on 625-4112 with plastic rear housing.

Gen 7 496 Sea Pump Pulley
Your Price:
$179.99

Gen 7 350, 496, 502 Mag Sea Pump 7" Axius Pulley and Mandrel Kit - Black

625-4312

Replacement 496 Sea Pump Axius 7" Pulley and Mandrel Kit

This billet pulley is designed as a replacement for popular MerCruiser Axius applications. Will fit stock MerCruiser or Hardin Gen 7 Pump. For 350, 496, 502 Mag with 7" diameter Axius pulley applications only. Includes mandrel and bolts.

Gen 7 496 Sea Pump Pulley
Your Price:
$159.99

Gen 7 350, 496, 502 Mag Sea Pump Pulley and Mandrel Kit - Black

625-4278

Replacement 496 Sea Pump Pulley and Mandrel Kit

This billet pulley is designed as a replacement for popular MerCruiser applications. Will fit stock MerCruiser or Hardin Gen 7 Pump. For 350, 496, 502 Mag with 5-3/4" diameter pulley applications only. Includes mandrel and bolts. This kit includes #13 - #16 on the Gen 7 Sea Pump Breakdown. Replaces OEM Mercury# 8M0150724.

Gen 7 Impeller Install Tool Kit
Your Price:
$149.99

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

Gen 7 Impeller Install Tool Kit

625-4209

If you are having trouble installing impellers in Gen 7 Sea Pumps this handy tool allow for easy installation in less than 30 seconds!


Manifold To Riser Water Transfer Hose
Your Price:
$39.99

Gil Big Block Chevy Replacement Manifold Install Kit

420-900006

  • Fits Hardin, Hardin Marine, Power Torque and Mercury Hi-Performance
  • Replace your worn out hoses, or have a spare on hand!
  • 1" Inside Diameter
  • 6-1/2" Center to Center

Gil Manifold 1.5" Exhaust Bolt
Your Price:
$1.59

Gil Manifold 1.5" Exhaust Bolt

900-37C150HH5

Gil Manifold 1.5" Exhaust Bolt

Gil Manifold 3" Exhaust Bolt
Your Price:
$1.75

Gil Manifold 3" Exhaust Bolt

900-37C300HH5

Gil Manifold 3" Exhaust Bolt

Gil Manifold Exhaust Bolt Washer
Your Price:
$0.95

Gil Manifold Exhaust Bolt Washer

900-37SASTZN

Gil Manifold Exhaust Bolt Washer

Gil Manifold Inlet Tee Fitting
Your Price:
$54.99

Gil Manifold Inlet Tee Fitting

420-425708

Gil Manifold Inlet Tee Fitting

Gil Manifold L Fitting
Your Price:
$39.99

Gil Manifold L Fitting

420-425710

Gil Manifold L Fitting

Gil Manifold Pipe Plug
Your Price:
$2.90

Gil Manifold Pipe Plug

625-2002

Gil Manifold Pipe Plug

Gil Manifold Rise Stud Nut
Your Price:
$1.95

Gil Manifold Rise Stud Nut

900-37CNFNSS

Gil Manifold Rise Stud Nut

Gil Manifold Riser Stud
Your Price:
$7.25

Gil Manifold Riser Stud

420-100

Gil Manifold Riser Stud

Gil Manifold Riser Stud Washer
Your Price:
$0.75

Gil Manifold Riser Stud Washer

900-37SASTSS

Gil Manifold Riser Stud Washer

Gil Manifold Tee Fitting
Your Price:
$39.99

Gil Manifold Tee Fitting

420-425709

Gil Manifold Tee Fitting

Gil Manifold Water Tree Hose
Your Price:
$6.99

Gil Manifold Water Tree Hose

420-906515

Gil Manifold Water Tree Hose

Gil Replacement Dry Big Gun Tailpipe - 4-1/2" O.D  x 4" I.D.
Your Price:
$0.00

CALL TO ORDER

Gil Replacement Dry Big Gun Tailpipe - 4-1/2" O.D x 4" I.D.

620-902020

Gil Replacement Dry Big Gun Tailpipe - 4-1/2" O.D x 4" I.D.

This pipe can be used as a replacement or as an upgrade to build the very most power with a dry exhaust system.  The popular Big Gun pipe has been a favorite of customers with large supercharged engines.


Gil Replacement Dry Offshore Tailpipe - 4" O.D  x 3-1/2" I.D.
Your Price:
$2,659.99

Gil Replacement Dry Offshore Tailpipe - 4" O.D x 3-1/2" I.D. (Sold As A Pair)

620-902530

Gil Replacement Dry Offshore Tailpipe - 4" O.D x 3-1/2" I.D. (Sold As A Pair)

This pipe can be used as a replacement or as an upgrade to build the very most power with a dry exhaust system.


BBC Custom Cast Bypass Style Stainless Steel Water Outlet Divider
Your Price:
$149.99

GM / SBC / BBC Custom Cast Bypass Style Stainless Steel Water Outlet Divider

410-1499

  • Constructed from 316L Stainless Steel.
  • For BBC or SBC applications.
  • Features (3) 1" push-on hose barbs.
  • This unit is used in crossover cooling system #620-300100.
  • Length 4-1/4", Height 3", Width 2-3/4".
  • Includes bolts and O-ring.
  • O-Ring sealed, no gaskets required!

Intake Mount On GM Chrome Coil Bracket
Your Price:
$8.99

GM Intake Mount Chrome Coil Bracket

620-96490

  • Chrome Coil Bracket, mounts on GM, Chevy Intakes.
  • Easy mounting of most original and aftermarket coils.
  • Secure & attractive mount in any boat.

GM LS Series Engine Dual Stage Sea Water Pump
Your Price:
$1,199.99

GM LS Series Engine Dual Stage Sea Water Pump

625-4117

Hardin Marine is the first to bring a engine specific sea water pump for the popular LS series of engines. This dual stage sea water pump was designed around the 5.3 ,6.0, and 6.2 liter generation engine platforms. The pump uses Hardin Marine's Extreme Lifetime Series stainless steel impeller housing as well as a proprietary short body construction that allows the necessary access or clearance for the engines factory engine mounting pads when the pump is installed. The pump is designed to mount to the engine blocks factory A/C mounting bosses while positioning the billet aluminum serpentine pulley in line with OEM crankshaft pulley. The billet mounting bracket provides the two necessary idlers that allow this pump to be incorporated into most factory automotive serpentine accessory drive systems. The Sea pump features female (2) 1" NPT  and (1) 1-1/4" common inlet and outlet ports for ease of plumbing convenience.

Note: Fits OEM GM LS Corvette / CTS-V / G8 automotive balancer spacing with 1-1/2" offset (NOT Truck or F-Body balancer)

LS Sea Pump Assembly
Your Price:
$895.99

GM LS Series Engine Single Stage Sea Water Pump

625-4116

Hardin Marine is the first to bring a engine specific sea water pump for the popular LS series of engines. This single stage sea water pump was designed around the 5.3 ,6.0, and 6.2 liter generation engine platforms. The pump uses Hardin Marine's Extreme Lifetime Series stainless steel impeller housing as well as a proprietary short body construction that allows the necessary access or clearance for the engines factory engine mounting pads when the pump is installed. The pump is designed to mount to the engine blocks factory A/C mounting bosses while positioning the billet aluminum serpentine pulley in line with OEM crankshaft pulley. The billet mounting bracket provides the two necessary idlers that allow this pump to be incorporated into most factory automotive serpentine accessory drive systems. The Sea pump features female 1" NPT inlet and outlet ports for ease of plumbing convenience.

Note: Fits OEM GM LS Corvette / CTS-V / G8 automotive balancer spacing with 1-1/2" offset (NOT Truck or F-Body balancer)

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