1998 Peterbilt 378 Engine Water Pump
Browse our online catalogue to find original replacement Engine Water Pumps specifically designed to fit a 1998 Peterbilt 378.
1998 Peterbilt 378 Engine Water Pump
$57.61
10+ In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: ISB; Engine Manufacturer: Cummins;
Engine Designation: ISB; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
B Series New Style ISB Engine
B Series New Style ISB Engine
1998 Peterbilt 378 Engine Water Pump
$505.99
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
3406E
3406E
1998 Peterbilt 378 Engine Water Pump
$344.01
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: L10; Engine Manufacturer: Cummins;
Engine Designation: L10; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
3 hole mount long shaft
3 hole mount long shaft
1998 Peterbilt 378 Engine Water Pump
$344.01
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: M11; Engine Manufacturer: Cummins;
Engine Designation: M11; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
3 hole mount long shaft
3 hole mount long shaft
1998 Peterbilt 378 Engine Water Pump
$89.39
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: Signature 600; Engine Manufacturer: Cummins;
Engine Designation: Signature 600; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
ISX, ISZ (12 groove pulley) Complete unit (Short bottom outlet)
ISX, ISZ (12 groove pulley) Complete unit (Short bottom outlet)
1998 Peterbilt 378 Engine Water Pump
$545.81
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: Signature 600; Engine Manufacturer: Cummins;
Engine Designation: Signature 600; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
ISX, ISZ (12 groove pulley) Complete unit (Long bottom outlet)
ISX, ISZ (12 groove pulley) Complete unit (Long bottom outlet)
1998 Peterbilt 378 Engine Water Pump
$93.46
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
Back plate only
Back plate only
1998 Peterbilt 378 Engine Water Pump
$501.00
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
3406 B/C
3406 B/C
1998 Peterbilt 378 Engine Water Pump
$259.43
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: N14; Engine Manufacturer: Cummins;
Engine Designation: N14; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
N14
N14
1998 Peterbilt 378 Engine Water Pump
$590.99
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: Series 60; Engine Manufacturer: Detroit Diesel;
Engine Designation: Series 60; Engine Manufacturer: Detroit Diesel;
Vehicle Fitment Notes:
Series 60 12.7L EGR
Series 60 12.7L EGR
1998 Peterbilt 378 Engine Water Pump
$418.79
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: L10; Engine Manufacturer: Cummins;
Engine Designation: L10; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
3 hole mount short shaft
3 hole mount short shaft
1998 Peterbilt 378 Engine Water Pump
$418.79
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: M11; Engine Manufacturer: Cummins;
Engine Designation: M11; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
3 hole mount short shaft
3 hole mount short shaft
1998 Peterbilt 378 Engine Water Pump
$523.78
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: Signature 600; Engine Manufacturer: Cummins;
Engine Designation: Signature 600; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
ISX (11 groove pulley)
ISX (11 groove pulley)
1998 Peterbilt 378 Engine Water Pump
$477.81
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: Signature 600; Engine Manufacturer: Cummins;
Engine Designation: Signature 600; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
ISX (10 groove pulley)
ISX (10 groove pulley)
1998 Peterbilt 378 Engine Water Pump
$507.93
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: Signature 600; Engine Manufacturer: Cummins;
Engine Designation: Signature 600; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
ISX (12 groove pulley)
ISX (12 groove pulley)
1998 Peterbilt 378 Engine Water Pump
$377.47
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: C10; Engine Manufacturer: Caterpillar;
Engine Designation: C10; Engine Manufacturer: Caterpillar;
1998 Peterbilt 378 Engine Water Pump
$377.47
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: C12; Engine Manufacturer: Caterpillar;
Engine Designation: C12; Engine Manufacturer: Caterpillar;
1998 Peterbilt 378 Engine Water Pump
$377.31
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 10.0L 10014cc 611ci L6 (4.9213x5.3543; 125x136); Engine Designation: L10; Engine Manufacturer: Cummins;
Engine Base: 10.0L 10014cc 611ci L6 (4.9213x5.3543; 125x136); Engine Designation: L10; Engine Manufacturer: Cummins;
1998 Peterbilt 378 Engine Water Pump
$652.46
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
1998 Peterbilt 378 Engine Water Pump
$66.03
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 5.9L 359ci L6 (4.02x4.72; 102.0x120.0);
Engine Base: 5.9L 359ci L6 (4.02x4.72; 102.0x120.0);
Vehicle Fitment Notes:
Serpentine Belt Driven
Serpentine Belt Driven
1998 Peterbilt 378 Engine Water Pump
$426.16
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 10.0L 10014cc 611ci L6 (4.9213x5.3543; 125x136);
Engine Base: 10.0L 10014cc 611ci L6 (4.9213x5.3543; 125x136);
Vehicle Fitment Notes:
Heavy Duty Non-Suitcase Style Pump
Heavy Duty Non-Suitcase Style Pump
1998 Peterbilt 378 Engine Water Pump
$426.16
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Vehicle Fitment Notes:
Heavy Duty Non-Suitcase Style Pump
Heavy Duty Non-Suitcase Style Pump
1998 Peterbilt 378 Engine Water Pump
$426.16
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 10.8L 10834cc 661ci L6 (4.9213x5.7874; 125x147);
Engine Base: 10.8L 10834cc 661ci L6 (4.9213x5.7874; 125x147);
Vehicle Fitment Notes:
Heavy Duty Non-Suitcase Style Pump
Heavy Duty Non-Suitcase Style Pump
1998 Peterbilt 378 Engine Water Pump
$748.97
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
Vehicle Fitment Notes:
Non-Suitcase Style Pump Dish Gear Drive Heavy Duty
Non-Suitcase Style Pump Dish Gear Drive Heavy Duty
1998 Peterbilt 378 Engine Water Pump
$123.05
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Vehicle Fitment Notes:
Idler Pulley Assy. Serpentine Belt Driven Accessory Drive Belt System Heavy Duty
Idler Pulley Assy. Serpentine Belt Driven Accessory Drive Belt System Heavy Duty
1998 Peterbilt 378 Engine Water Pump
$490.40
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Vehicle Fitment Notes:
Serpentine Belt Driven
Serpentine Belt Driven
1998 Peterbilt 378 Engine Water Pump
$366.79
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: Signature 600; Engine Manufacturer: Cummins;
Engine Designation: Signature 600; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
ISX, ISZ (12 groove pulley) Pump only
ISX, ISZ (12 groove pulley) Pump only
1998 Peterbilt 378 Engine Water Pump
$375.21
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Designation: N14; Engine Manufacturer: Cummins;
Engine Designation: N14; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
N14 CELECT Volvo
N14 CELECT Volvo
1998 Peterbilt 378 Engine Water Pump
$725.04
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: 3406; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
Round Tooth Gear
Round Tooth Gear
1998 Peterbilt 378 Engine Water Pump
$268.04
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Designation: N14; Engine Manufacturer: Cummins;
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Designation: N14; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
Big Cam IV Engine Suitcase Style Pump w/ 6-Rib Belt
Big Cam IV Engine Suitcase Style Pump w/ 6-Rib Belt
1998 Peterbilt 378 Engine Water Pump
$593.87
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0); Engine Designation: Series 60; Engine Manufacturer: Detroit Diesel;
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0); Engine Designation: Series 60; Engine Manufacturer: Detroit Diesel;
1998 Peterbilt 378 Engine Water Pump
$701.24
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1998 Peterbilt 378
Equipped With:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12;
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12;