Rebuild Kits & Parts - Hardin Gen 7 Sea Pumps


Item No. Part Number
(S) Indicates included in Standard Rebuild Kit 625-4203
(D) Indicates included in Deluxe Rebuild Kit 625-4204
(P) Indicates included in Gen 7 Replacement Pulley Kit 625-4278
Description Qty.
1 625-4241 Shaft, Gen 7 Sea Pump 1
2 625-4240 Body, Gen 7 Sea Pump 1
3 625-4242 D Bearing, Gen 7 Sea Pump 2
4 625-4234 D Seal, Sea Pump 1
5 625-4243 D Snap Ring 1
6 625-4244 D Seal, Gen 7 Sea Pump 1
7 625-4245 S/D Wear Plate, Internal Gen 7 1
8 625-4246 S/D Wear Plate, Rear Gen 7 1
9 625-4247 D Ring, Gen 7 2
10 625-4248 S/D Gasket, Gen 7 Sea Pump 1
11 625-4011 S/D Impeller, Sea Pump 1
12 625-1153 S/D O-Ring Gen 7 1
13 625-4263 P Pulley Hub, Gen 7 Pump 1
14 625-4262 P Pulley, Gen 7 Pump 1
15 90031AN-STSS P Washer, 5/16 AN 4
16 90031F075SHS P Bolt, SHCS, 5/16-24 x 0.75 4
5/16"-24 Allen Bolt, 1.00" Long
Your Price:
$2.49

5/16"-24 Allen Bolt, 1.00" Long

900-31F100-SHS

5/16"-24 Allen Bolt, 1.00" Long, fine thread.


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.

Seal for Gen 7 / 8 Pumps
Your Price:
$15.99

Seal for Gen 7 / 8 Pumps

625-4234

Seal for Hardin Marine Gen 7 and Gen 8 Pumps


Deluxe Rebuild Kit for Gen 7 Sea Pump, Mercury 350, 496 and 502 Mag
Your Price:
$79.99

Standard Rebuild Kit for Gen 7 and Gen 7 Plus Sea Pump, Mercury 350, 496 and 502 Mag

625-4203

This rebuild kit is designed for use with the 625-4102, 625-4132, 625-4131 & 625-4101.
Not for use on Stock pumps!

Standard Rebuild Kit for Gen 7 Sea Pump, Mercury 350, 496 and 502 Mag

Rebuild a 625-4101, 625-4102, 625-4131 and 625-4132 Stainless Steel Sea Pumps with this kit. This standard kit includes the wear plates, o-ring, impeller and gasket.



Deluxe Rebuild Kit for Gen 7 Sea Pump, Mercury 350, 496 and 502 Mag
Your Price:
$109.99

Deluxe Rebuild Kit for Gen 7 Sea Pump, Mercury 350, 496 and 502 Mag

625-4204

This rebuild kit is designed for use with the 625-4102 & 625-4101 GEN 7 Sea Pumps built 2019 and earlier.
Not for use on Stock pumps or new Model Gen 7 PLUS Sea pumps!

Deluxe Rebuild Kit for Gen 7 Sea Pump, Mercury 350, 496 and 502 Mag


Rebuild a 625-4102 Stainless Steel Sea Pump with this kit. This deluxe kit includes wear plates, snap rings, seals, bearings, o-ring, impeller and gasket.



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

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!


Gen 7 Replacement Sea Pump Shaft
Your Price:
$109.99

Hardin Gen 7 Replacement Sea Pump Shaft

625-4241

Replacement shaft for Hardin Gen 7 Sea Pumps. NOTE: Will NOT replace factory Mercury shafts as the Hardin Pump design was reconfigured to fit an additional wear plate. Can only be used on Hardin pumps 625-4102 and 625-4101.

Gen 7 Replacement Sea Pump Shaft
Your Price:
$15.99

Hardin Gen 7 Replacement Bearing

625-4242

Replacement bearing for Hardin Gen 7 Sea Pumps. NOTE: Will NOT replace factory Mercury bearings as the Hardin Pump design was reconfigured to fit an additional wear plate. Can only be used on Hardin pumps 625-4102 and 625-4101.

Gen 7 Replacement Sea Pump Shaft
Your Price:
$4.99

Hardin Gen 7 Replacement Snap Ring

625-4243

Replacement snap ring for Hardin Gen 7 Sea Pumps. NOTE: Will NOT replace factory Mercury parts as the Hardin Pump design was reconfigured to fit an additional wear plate. Can only be used on Hardin pumps 625-4102 and 625-4101.

Gen 7 Replacement Sea Pump Shaft
Your Price:
$15.99

Hardin Gen 7 Replacement Seal

625-4244

Replacement seal for Hardin Gen 7 Sea Pumps. NOTE: Will NOT replace factory Mercury parts as the Hardin Pump design was reconfigured to fit an additional wear plate. Can only be used on Hardin pumps 625-4102 and 625-4101.

Gen 7 Replacement Sea Pump Shaft
Your Price:
$19.95

Hardin Gen 7 and 8 Replacement Internal Wear Plate

625-4245

Replacement internal wear plate for Hardin Gen 7 and 8 Sea Pumps. NOTE: Will NOT replace factory Mercury parts as the Hardin Pump design was reconfigured to fit an additional wear plate. Can only be used on Hardin pumps 625-4102,  625-4101 and 625-4122.

Gen 7 Replacement Sea Pump Shaft
Your Price:
$19.95

Hardin Gen 7 Replacement Rear Wear Plate

625-4246

Replacement rear wear plate for Hardin Gen 7 Sea Pumps. NOTE: Will NOT replace factory Mercury parts as the Hardin Pump design was reconfigured to fit an additional wear plate. Can only be used on Hardin pumps 625-4102 and 625-4101.

Gen 7 Replacement Sea Pump Shaft
Your Price:
$3.99

Hardin Gen 7 Replacement Small Snap Ring

625-4247

Replacement small snap ring for Hardin Gen 7 Sea Pumps. NOTE: Will NOT replace factory Mercury parts as the Hardin Pump design was reconfigured to fit an additional wear plate. Can only be used on Hardin pumps 625-4102 and 625-4101. 2 needed per pump.

Gasket, GEN 7 Sea Pump
Your Price:
$11.99

Gasket, GEN 7 Sea Pump

625-4248

Gasket, GEN 7 Sea Pump

Fits Stainless Steel Gen 7 Sea Pump #625-4102

Replacement Impeller For Mercury Sea Pumps
Your Price:
$39.99

Replacement Impeller For Mercury OEM and Hardin Sea Pumps

625-4011

  • Replaces Impellers on Hardin Ram Force, Multi-Stage, Lifetime Series Pumps.
  • D Shaped Shaft AKA "Single Flat"
  • 8 Vane Impeller
  • Replacement Impeller For Mercury OEM Sea Pumps
  • Replaces OEM Mercruiser # 47-59362T1

Gen 7 Replacement Sea Pump Shaft
Your Price:
$3.29

Hardin Gen 7 Replacement O-Ring

625-1153

Replacement o-ring for Hardin Gen 7 Sea Pumps. NOTE: Will NOT replace factory Mercury parts as the Hardin Pump design was reconfigured to fit an additional wear plate. Can only be used on Hardin pumps 625-4102 and 625-4101. 

Gen 7 Replacement Sea Pump Shaft
Your Price:
$39.99

Hardin Gen 7 Replacement Pulley Mandrel

625-4263

Replacement Pulley Mandrel only for Hardin Gen 7 Sea Pumps. NOTE: Will only work with Hardin pulley #625-4262. Can only be used on Hardin pumps 625-4102 and 625-4101. Inside Diameter 0.745"

Gen 7 Replacement Sea Pump Shaft
Your Price:
$159.99

Hardin Gen 7 Replacement Pulley Only

625-4262

Replacement 5.5" Pulley only for Hardin Gen 7 Sea Pumps. NOTE: Will only replace factory 5.5" Mercury pulleys and requires mandrel #625-4263. Can only be used on Hardin pumps 625-4102 and 625-4101.

5/16" Stainless Steel Washer
Your Price:
$1.50

5/16" Stainless Steel Washer

900-31AN-STSS

5/16" Stainless Steel Washer.