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Cummins 855 Inframe Engine Rebuild Kit, New (3803945)

โ€“ Replace Part Number: 3803945, 3804509, IF3801795BC
โ€“ Fit for: Cummins 855 engines
โ€“ Built to OEM specs for a proper fit
โ€“ Send us an inquiry for price

Engine Serial Number (ESN) โ€” Have your engine serial number? Enter it here. We can use it to help review whether this part matches your engine.
SKU: P0264527
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Product Details

Having problems with your Cummins 855? A new rebuild kit from 4BTdiesel may be just what you need!

Extend the life expectancy of your 855 with a quality 3803945 rebuild kit from the certified diesel experts. All engines hit this point eventually โ€“ you need a rebuild kit to keep things running. So where do you go? Naturally, you try the OE rebuild kit. It’s pricey, but it has everything you need, right? Believe it or not, some OE rebuild kits come with used parts. Would you do an engine overhaul with used parts? No way.

We believe in only using new, high quality parts in our 3803945 855 Rebuild Kits. Each part follows OE specifications and tolerances, so you’re getting the best quality without breaking the bank. Our 855 Rebuild Kits are manufactured in an ISO 9001 certified facility, and are built with hard-wearing materials for long-lasting durability.

As an added bang for your buck, each 3803945 Cummins 855 Rebuild Kit comes with zero core charge and support from our professionally certified factory mechanics who are available to answer any of your questions from purchase to installation. From technical knowledge and quality products to fast shipping and customer service, 4BTdiesel can help you find parts..

  • (12) Connecting Rod Bearings
  • (1) Package Oil Pan Gasket
  • (1) Main Bearing Set
  • (6) Cylinder Kits
    • (6) Piston Pins
    • (6) Cylinder Liner Seal Kits
      • (6) Crevice Liner Seals
      • (12) Liner Seals
      • (12) Piston Pin Retainers
    • (6) Engine Pistons
    • (6) Cylinder Liners
    • (6) Piston Ring Sets
      • (6) Top piston Rings
      • (6) Second Piston Rings
      • (6) Third Piston Rings
      • (6) Oil Controlled Piston Rings
      • (1) Oil Pan Install Add On Kit
        • (1) Oil Pan Suction Tube Gasket
        • (1) Oil Suction Tube Seal
        • (1) O-Ring Seal
  • (1) Upper Engine Gasket Set
    • (3) Gaskets
    • (6) Gasket
    • (1) Water transfer Gasket
    • (1) Radiator Gasket
    • (6) Rectangular Gaskets
    • (1) Intake Manifold Gasket
    • (6) Lockplates
    • (1) Water Transfer Gasket
    • (4) Aftercooler O-Ring Seals
    • (1) Water Outlet Connecting Gasket
    • (4) Water Manifold O-Ring Seals
    • (1) Thermostat Housing Gasket
    • (2) Seal Rings
    • (3) Air Shut Down O-Ring Seal
    • (1) O-Ring Seal
    • (3) Cylinder Head Gaskets
    • (3) Rocker Cover Gaskets
    • (1) Gasket
    • (2) Grommet Seals
    • (1) Gasket,ย 3069177
    • (12) Fuel Crossover O-Ring Seals
    • (1) Thermostat Outlet O-Ring Seal
    • (2) Water Inlet Seals
    • (3) Manifold Gaskets
    • (1) Water Bypass O-Ring Seal

What Rebuild Kit and Gasket Set Includes

Qty Component Part Number
12 Connecting Rod Bearings 214950, 214950-C, 3150011, CB1226PSTD, CUM214950-C
1 Package Oil Pan Gasket 3099083P
1 Main Bearing Set 3801260, 3030216, 3801260A, 3801270, AR7110, AR7240, BM28978
6 Cylinder Kits 3801795, 3801392, 3801704, 3804349, 3804439, AR-5973, AR45592, AR6674, MC3801795
6 Piston Pins 191970
6 Cylinder Liner Seal Kits 191970KT
6 Crevice Liner Seals 215090, 183056
12 Liner Seals 3032874, 194115, 215091, 3008998
12 Piston Pin Retainers 175755
6 Engine Pistons 3048650, 3095759, 3804409
6 Piston Ring Sets 3801056, 3008185, 3014149, 3800076, 3801043, 4089810, AR11671, AR6680
6 Top piston Rings 3012331
6 Second Piston Rings 3012332
6 Third Piston Rings 3056429
6 Oil Controlled Piston Rings 3064398, 172550, 218732, 4058969
1 Oil Pan Install Add On Kit MCB855AO
1 Oil Pan Suction Tube Gasket 157551
1 Oil Suction Tube Seal 3029847
1 O-Ring Seal 3034986
1 Upper Engine Gasket Set 4024945, 3004673, 3014177, 3020684, 3099122, 3801236, 3801330, 3801330-2, 3801330I, 3801331, 3801348, 3804276, BM77915, VG86659-6
3 Gaskets 3017750, 130530, 187589
6 Gaskets 3020943, 132977, 142234, 3069100
1 Water transfer Gasket 3032348, 188221, 3020942
1 Radiator Gasket 3019158, 210859
6 Rectangular Gaskets 3024709, 148203
1 Intake Manifold Gasket 3012972, 199568, 66881, CUM3012972
6 Lockplates 116982
1 Water Transfer Gasket 215044
4 Aftercooler O-Ring Seals 195952
1 Water Outlet Connecting Gasket 195950
4 Water Manifold O-Ring Seals 70624
1 Thermostat Housing Gasket 208128
2 Seal Rings 100328
3 Air Shut Down O-Ring Seals 156545
1 O-Ring Seal 217037
3 Cylinder Head Gaskets 4058790, 3036128, 3076189, 3349819, CUM3076189, CUM3349819, CUM4058790
3 Rocker Cover Gaskets 3054841, 149651, 193213, 3009999, 3016453, 3020980, 3044514, JB13756
1 Gasket 216487, 195862
2 Grommet Seals 3103015, S1003A
1 Gasket 3069177, 190849
12 Fuel Crossover O-Ring Seals 131026, 152946
1 Thermostat Outlet O-Ring Seal 109080
2 Water Inlet Seals 212161, 211126
3 Manifold Gaskets 3008591, 202961, 3038906
1 Water Bypass O-Ring Seal 43463A
Brand4BTdiesel
Compatible BrandFor CUMMINS
Compatible Engine BrandFor CUMMINS
Engine Number855
Replacement Part Number3804509, IF3801795BC
ConditionNew

Shipping Spec

Weight94.347 kg
Dimensions121.9 × 106.7 × 61.0 cm

โ€“ Replace Part Number: 3803945, 3804509, IF3801795BC
โ€“ Fit for: Cummins 855 engines
โ€“ Built to OEM specs for a proper fit
โ€“ Send us an inquiry for price

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Warranty

For new Cummins parts, we provide 90-day warranty. Quality is our commitment. 4BTDiesel ensures your peace of mind! For complete warranty details, please view our Warranty Policy.

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We ship worldwide and offer full expedited delivery to ensure your construction machinery back in action, fast. Check out our Shipping Policyย for more details.

Easy Return

We prioritize your satisfaction. If your order doesn't meet your expectations within 90 days, you may be eligible for a refund. See our Easy Return Policy for details.