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N4.421 > Thru U284277J, belt water pump, balancer, notched rod

Finding the right Perkins Engine Parts can be problematic. Jensales has taken care to list the important information you need to consider. If you have not located your Build List number, click here for a guide to finding this and the serial number on your Perkins. If you do not see your build list number below, go back to the previous page and look at the other variations on your N4.421 Diesel Engine.

Build List: AS31356, AS31477, AS50665, AS81011, AS81039, AS81244

For help, please contact us here.

Engine CID

Cylinders

Bore

Stroke

258

4

4.056

5

Rod Journal

Main Journal

2.4988-2.4996

2.9984-2.9992

Naturally Aspirated, Thru U284277J

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Image to represent Perkins | Caterpillar Engines (Diesel) In-Frame Kit (1004-42, 3054B Early )

Perkins | Caterpillar Engines (Diesel) In-Frame Kit (1004-42, 3054B Early )

 In-Frame KitIf you need to know the detailed contents of this kit please call us toll free at 800-4..

$769.19 $813.96

Image to represent Perkins | Caterpillar Engines (Diesel) Out-of-Frame Kit (1004-42, 3054B Early )

Perkins | Caterpillar Engines (Diesel) Out-of-Frame Kit (1004-42, 3054B Early )

 Out-of-Frame KitCall 1-800-443-0625 for more info: Includes: Sleeve (where used) & Piston assembly ..

$1,007.41 $1,066.04

Image to represent Perkins | Caterpillar Engines (Diesel) Camshaft Kit (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

Perkins | Caterpillar Engines (Diesel) Camshaft Kit (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

 Camshaft KitIncludes: Camshaft and Tappets**(Order a Quantity of 1 for complete engine application)..

$375.35 $397.20

Image to represent Perkins | Caterpillar Engines (Diesel) Valve Train Kit (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

Perkins | Caterpillar Engines (Diesel) Valve Train Kit (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

 Valve Train KitIncludes: Intake Valves, Exhaust Valves, Guides (where used), Springs, Rotators (whe..

$216.65 $229.26

Image to represent Continental | International Engines (Gas, LP, Diesel) Front Wear Sleeve, Optional (Not in Gasket Sets)

Continental | International Engines (Gas, LP, Diesel) Front Wear Sleeve, Optional (Not in Gasket Sets)

 Front Wear Sleeve, Optional (Not in Gasket Sets)**(Order a Quantity of 1 for complete engine applic..

$83.66 $88.53

Image to represent Perkins Engines (Diesel) - Rear Crank Wear Sleeve (D4.203)

Perkins Engines (Diesel) - Rear Crank Wear Sleeve (D4.203)

 Rear Crank Wear Sleeve"**(Order a Quantity of 1 for complete engine application)**Engine Details (C..

$198.60

Image to represent Perkins Engines (Diesel) Rear Crank Wear Sleeve (1106C-E60TA)

Perkins Engines (Diesel) Rear Crank Wear Sleeve (1106C-E60TA)

 Rear Crank Wear Sleeve**(Order a Quantity of 1 for complete engine application)** Engine Details (C..

$439.83

Image to represent Perkins | Caterpillar Engines (Diesel) Exhaust Valve Seal (Brown) (243, 258, 365, 366)

Perkins | Caterpillar Engines (Diesel) Exhaust Valve Seal (Brown) (243, 258, 365, 366)

 Exhaust Valve Seal (Brown)**(Order a Quantity of 4 (4 Cylinder) or 6 (6 Cylinder) for complete engi..

$3.87 $4.10

Image to represent Perkins | Caterpillar Engines (Diesel) Head Gasket Set "Includes 371368 Head Gasket" (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

Perkins | Caterpillar Engines (Diesel) Head Gasket Set inch Includes 371368 Head Gasket inch (1004-42, 3054B Early, 3054B Late,

 Head Gasket Set "Includes 371368 Head Gasket"**(Order a Quantity of 1 for complete engine applicati..

$253.25 $267.99

Image to represent Perkins | Caterpillar Engines (Diesel) Intake Valve Seal (Green) (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

Perkins | Caterpillar Engines (Diesel) Intake Valve Seal (Green) (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

 Intake Valve Seal (Green)**(Order a Quantity of 4 for complete engine application)**  Choose your E..

$3.87 $4.10

Image to represent Perkins | Caterpillar Engines (Diesel) Lower Gasket Set without Seals (1004-40T, 1004-40, 1004-4, 1004-4T, 1004-42, 3054, 3054B Early , 3054B Late )

Perkins | Caterpillar Engines (Diesel) Lower Gasket Set without Seals (1004-40T, 1004-40, 1004-4, 1004-4T, 1004-42, 3054, 3054B

 Lower Gasket Set without Seals**(Order a Quantity of 1 for complete engine application)**If yo..

$77.28 $81.78

Image to represent Perkins | Caterpillar Engines (Diesel) Rear Crank Seal (Housing With Integral Seal) (9) (243, 258, 365, 366)

Perkins | Caterpillar Engines (Diesel) Rear Crank Seal (Housing With Integral Seal) (9) (243, 258, 365, 366)

 Rear Crank Seal (Housing With Integral Seal) (9)**(Order a Quantity of 1 for complete engine applic..

$44.23 $46.80

Image to represent Perkins | Caterpillar Engines (Diesel) Valve Cover Gasket (243, 258)

Perkins | Caterpillar Engines (Diesel) Valve Cover Gasket (243, 258)

 Valve Cover Gasket**(Order a Quantity of 1 for complete engine application)**  Choose your Engine B..

$9.94 $10.52

Image to represent Perkins | Caterpillar Engines (Diesel, Gas, LP) Front Crank Seal (Viton Lip Type) (1) (202, 212, 236, 243, 248, 258, 269, 365, 366)

Perkins | Caterpillar Engines (Diesel, Gas, LP) Front Crank Seal (Viton Lip Type) (1) (202, 212, 236, 243, 248, 258, 269, 365,

 Front Crank Seal (Viton Lip Type) (1) **(Order a Quantity of 1 for complete engine application)**  ..

$8.27 $8.75

Image to represent Perkins | Caterpillar Engines (Diesel, Gas, LP) Pan Gasket (Steel Pan) (236, 243, 248, 258)

Perkins | Caterpillar Engines (Diesel, Gas, LP) Pan Gasket (Steel Pan) (236, 243, 248, 258)

 Pan Gasket (Steel Pan)**(Order a Quantity of 1 for complete engine application)**  Choose your Engi..

$18.54 $19.62

Image to represent Perkins | Caterpillar Engines (Diesel, Gas, LP) Timing Cover Gasket (212, 236, 243, 248, 258)

Perkins | Caterpillar Engines (Diesel, Gas, LP) Timing Cover Gasket (212, 236, 243, 248, 258)

 Timing Cover Gasket**(Order a Quantity of 1 for complete engine application)**  Choose your Engine ..

$12.84 $13.59

Image to represent Perkins | Caterpillar Engines (Gas, Diesel) Pan Gasket Set (Cast Pan/Includes 6 Flange Gaskets) (212, 236, 243, 248, 258)

Perkins | Caterpillar Engines (Gas, Diesel) Pan Gasket (Cast Pan) (212, 236, 243, 248, 258)

  Pan Gasket **(Order a Quantity of 1 for complete engine application)**    Choose yo..

$22.90 $24.23

Image to represent Perkins Bearing | Balancer Idler

Perkins Bearing | Balancer Idler

 Perkins Bearing | Balancer Idler | Engine PartsVisit our Engine Reference Guide (click here) for mo..

$72.55

Image to represent Perkins Nut | Perkins Rocker Screw

Perkins Nut | Perkins Rocker Screw

 Perkins Nut | Perkins Rocker Screw | Engine PartsVisit our Engine Reference Guide (click here) for ..

$3.75

Image to represent Perkins Rear Lip Seal Housing Gasket

Perkins Rear Lip Seal Housing Gasket

 Perkins Rear Lip Seal Housing Gasket | Engine PartsVisit our Engine Reference Guide (click here) fo..

$6.00

Image to represent Perkins Rocker Arm Bushing

Perkins Rocker Arm Bushing

 Perkins Rocker Arm Bushing | Engine PartsVisit our Engine Reference Guide (click here) for more Inf..

$7.19

Image to represent Perkins Rocker Shaft C-CLip

Perkins Rocker Shaft C-CLip

 Perkins Rocker Shaft C-CLip | Engine PartsVisit our Engine Reference Guide (click here) for more In..

$2.16

Image to represent Perkins | Caterpillar Engines (Diesel) 0.50 MM Piston Assembly (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

Perkins | Caterpillar Engines (Diesel) 0.50 MM Piston Assembly (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

 0.50 MM Piston Assembly**(Order a Quantity of 4 for complete engine application)**  Choose your Eng..

$57.00 $60.32

Image to represent Perkins | Caterpillar Engines (Diesel) 0.50 MM Piston Ring Set (2-2.5MM 1-3.5MM) (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

Perkins | Caterpillar Engines (Diesel) 0.50 MM Piston Ring Set (2-2.5MM 1-3.5MM) (1004-42, 3054B Early, 3054B Late, 3054B Early

 0.50 MM Piston Ring Set (2-2.5MM 1-3.5MM)**(Order a Quantity of 4 for complete engine application)*..

$19.36 $20.49

Image to represent Perkins | Caterpillar Engines (Diesel) 1.00 MM Piston Assembly (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

Perkins | Caterpillar Engines (Diesel) 1.00 MM Piston Assembly (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

 1.00 MM Piston Assembly**(Order a Quantity of 4 for complete engine application)**  Choose your Eng..

$52.04 $55.07

Image to represent Perkins | Caterpillar Engines (Diesel) 1.00 MM Piston Ring Set (2-2.5MM 1-3.5MM) (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

Perkins | Caterpillar Engines (Diesel) 1.00 MM Piston Ring Set (2-2.5MM 1-3.5MM) (1004-42, 3054B Early, 3054B Late, 3054B Early

 1.00 MM Piston Ring Set (2-2.5MM 1-3.5MM)**(Order a Quantity of 4 for complete engine application)*..

$17.48 $18.50

Image to represent Perkins | Caterpillar Engines (Diesel) Standard Piston Assembly (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

Perkins | Caterpillar Engines (Diesel) Standard Piston Assembly (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

 Standard Piston Assembly**(Order a Quantity of 4 for complete engine application)**  Choose your En..

$52.04 $55.07

Image to represent Perkins | Caterpillar Engines (Diesel) Standard Piston Ring Set (2-2.5MM 1-3.5MM) (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

Perkins | Caterpillar Engines (Diesel) Standard Piston Ring Set (2-2.5MM 1-3.5MM) (1004-42, 3054B Early, 3054B Late, 3054B Earl

 Standard Piston Ring Set (2-2.5MM 1-3.5MM)**(Order a Quantity of 4 for complete engine application)..

$21.63 $22.89

Image to represent Rear Crankshaft Seal | Perkins

Rear Crankshaft Seal | Perkins

 Rear Crankshaft Seal | Perkins | Engine PartsVisit our Engine Reference Guide (click here) for more..

$23.19 $24.54

Image to represent Perkins Engines (Gas, Diesel, LP) Adjusting Screw (13) (AG4.212, A4.212, A4.236, 4.236, AG4.236, G4.236)

Perkins Engines (Gas, Diesel, LP) Adjusting Screw (13) (AG4.212, A4.212, A4.236, 4.236, AG4.236, G4.236)

 Adjusting Screw (13) **(Order a Quanitiy of 8 for complete engine application)** Choose your Engine..

$8.27 $8.75

Image to represent Perkins | Caterpillar Engines (Diesel) Exhaust Guide (243, 258, 365, 366)

Perkins | Caterpillar Engines (Diesel) Exhaust Guide (243, 258, 365, 366)

 Exhaust Guide**(Order a Quantity of 4 (4 Cylinder) or 6 (6 Cylinder) for complete engine applicatio..

$4.25 $4.50

Image to represent Perkins | Caterpillar Engines (Diesel) Exhaust Seat (1.737" OD) (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late )

Perkins | Caterpillar Engines (Diesel) Exhaust Seat (1.737 inch OD) (1004-42, 3054B Early, 3054B Late, 3054B Early , 3054B Late

 Exhaust Seat (1.737" OD)**(Order a Quantity of 4 for complete engine application)**  Choose your En..

$33.98

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