AVSPARE.COM
parts catalog

CORE AS 1378480 - Caterpillar


1378480 CORE AS Caterpillar parts 627G, 637D, 637E, 637G, 735, 740, C-9, D350E II, D400E II
Rating:
26
Alternative (cross code) number:
CA1378480
137-8480
1378480
Caterpillar 1378480 CORE AS
Weight: 50 pounds 22 kg.

Buy CORE AS 1378480 Caterpillar genuine, new aftermarket tractor parts with delivery
ARTICULATED TRUCK, WHEEL TRACTOR,

Related part:
1378480  CORE AS-OCLR  10R3667  R

Compare Prices: .

As an associate, we earn commssions on qualifying purchases through the links below
$60.95

02 Sep 2025

US: NiNan Auto Part
1 Pcs Lower Radiator Hose Coolant Hose for Plymouth Valiant 3.7L 1961-1968, for Savoy 3.7L 1962-1964, for Dodge Coronet 3.7L 1965-1968, for Lancer 2.8L 1961 1962 Replace# 2806196
RongJYAutoParts Vehicle Compatibility: Lower Radiator Coolant Hose for Plymouth Valiant 2.8L 1961 1962 1963 1964 1965 1966 1967 1968, for Plymouth Valiant 3.7L 1961 1962 1963 1964 1965 1966 1967 1968, for Plymouth Belvedere 3.7L 1962 1963 1964 1965 1966 1967 1968, for Dodge Dart 3.7L 1962 1963 1964 1965 1966 1967 1968, for Plymouth Barracuda 3.7L 1964 1965 1966 1967 1968 || Vehicle Compatibility: Lower Radiator Coolant Hose for Plymouth Fury 3.7L 1962 1963 1964 1966 1967 1968, for Dodge Dart 2.8L 1963 1964 1965 1966 1967 1968, for Plymouth Fury III 3.7L 1965 1966 1967 1968, for Plymouth Fury II 3.7L 1965 1966 1967 1968, for Dodge Coronet 3.7L 1965 1966 1967 1968, for Plymouth Barracuda 2.8L 1964 1965 1966 || Reference Number(s): 2806196, BH1032, BH978, RH155, MR717, 20024S, 70362, 197, 2268614, MH279, 2264403, 20465, 2264614, 2406714, 60461, 1378480, RH83, A2285517, 2202869, 2268651, BH979, C70362, 1416828, 2463667, 2794563, MH279, H0060461, KM178, C0465, 70360, 197, 70345, 7271, 2268598, 2264615 || Leak-Proof Design for Critical Engine Protection: Engineered with reinforced multi-layer construction, this radiator hose reliably contains coolant under pressure and extreme temperatures. Resists cracking, swelling to prevent dangerous leaks and failures that lead to overheating or engine damage. || Complete Cooling System Solution: Upgrade your entire system with our radiator hose kit or coolant hose kit, covering critical radiator hoses, radiator core hose connections, and main radiator hoses. All-in-one kits ensure perfect compatibility between components.
Number on catalog scheme: 4
  For full view, you need register

Compatible equipment models: 1378480:

ARTICULATED TRUCK  735   740   D350E II   D400E II  
EJECTOR TRUCK  740   D400E II  
INDUSTRIAL ENGINE  C-9  
WHEEL SCRAPER  627G   637D   637E   637G  
WHEEL TRACTOR  Caterpillar

Information:

Probable Causes
Engine Oil Cooler
Power Train Oil Cooler (if equipped)
Water-Cooled Turbocharger
Cylinder Head Gasket
BlockVerify the presence of oil in the coolant with a scheduled oil sample. Verification must be made before performing the procedure.Recommended Actions
Table 1
Troubleshooting Test Steps Values Results
1. Inspect for Leaks in the Engine Oil Cooler
A. Refer to Testing and Adjusting for the proper procedure.
Oil Cooler
Result: A leak was not found in the engine oil cooler.
Proceed to Test Step 2.
Result: A leak is found in the engine oil cooler.
Repair: Install a new oil cooler core. Refer to the Disassembly and Assembly manual.
Flush the cooling system. Check the oil for coolant. If coolant is found in the oil, drain the crankcase. Refill the crankcase with the proper oil after the leak has been repaired. Refer to the Operation and Maintenance Manual for the correct oil capacities and viscosity.
2. Check for Leaks in the Power Train Oil Cooler
A. Refer to Testing and Adjusting for the proper procedure
Power Train Cooler
Result: A leak was not found in the power train oil cooler.
Proceed to Test Step 3.
Result: A leak is found in the power train oil cooler.
Repair: Install a new oil cooler core. Refer to the Disassembly and Assembly manual.
Flush the cooling system. Check the oil for coolant. If coolant is found in the oil, drain the crankcase. Refill the oil after the leak has been repaired. Refer to the Operation and Maintenance Manual for the correct oil capacities and viscosity.
3. Inspect the Water-Cooled Turbocharger (if equipped)
A. Inspect the turbocharger for cracks.
B. Remove the oil drain line from the turbo and pressurize the cooling system, Refer to Testing and Adjusting, "Cooling System - Test".
C. Check the turbocharger for coolant leakage.
Turbocharger
Result: The turbocharger is not cracked.
Proceed to Test Step 4.
Result: The turbocharger is cracked.
Repair: Replace the turbocharger. Refer to the engine Disassembly and Assembly for the correct procedure.
Flush the cooling system. Check the oil for coolant. If coolant is found in the oil, drain the oil. Refill the oil after the leak has been repaired. Refer to the Operation and Maintenance Manual for the correct oil capacities.
4. Inspect the Cylinder Head Gasket
A. Remove the cylinder head. Refer to the Disassembly and Assembly manual.
B. Check the cylinder liner projection. Refer to the Systems Operation/Testing and Adjusting manual.
C. Install a new cylinder head gasket and new water seals in the spacer plate.
Cylinder Head Gasket
Result: A new cylinder head gasket and water seals were installed.
Proceed to Test Step 5.
5. Inspect the Cylinder Head
A. Check for cracks in the cylinder head. Perform a leak test on the cylinder head. Refer to System Operation, Testing and Adjusting for the proper procedure.
Cylinder Head
Result: A crack is not found in the cylinder head.
Proceed to Test Step 6.
Result: A crack is found in the cylinder head.
Repair: Repair the cylinder head and/or replace the cylinder head. Refer to the Disassembly and Assembly manual.
6. Inspect the Cylinder Block for Cracks
Cylinder Block
Result: A crack is found in the cylinder block.
Repair: Repair the cylinder block or replace the cylinder block. Inspect the top deck. Refer to

Caterpillar parts catalog:

Caterpillar parts catalog
C-9 Industrial Engine CLJ00001-UP
D350E Series II Articulated Truck 2XW00001-UP (MACHINE) POWERED BY 3406E Engine
D400E Series II Articulated Truck 8PS00001-UP (MACHINE) POWERED BY 3406E Engine
D400E Series II Ejector Truck APF00001-UP (MACHINE) POWERED BY 3406E Engine
735 Articulated Truck AWR00001-UP (MACHINE) POWERED BY 3406E Engine
740 Articulated Truck AXM00001-UP (MACHINE) POWERED BY 3406E Engine
740 Ejector Articulated Truck AZZ00001-UP (MACHINE) POWERED BY 3406E Engine
3406E Engine Rebuild Kit & Related Parts for 735, 740 Articulated Truck & Ejector Articulated Truck AWR00001-UP (MACHINE)
627G Wheel Scraper CEZ00001-UP (MACHINE) POWERED BY C-9 Engine
637G Wheel Scraper CEJ00001-UP (MACHINE) POWERED BY C-9 Engine
637G Wheel Scraper Coal Bowl CEM00001-UP (MACHINE) POWERED BY C-9 Engine
627G Wheel Scraper DBZ00001-UP (MACHINE) POWERED BY C9 Engine
637G Wheel Tractor DFJ00001-UP (MACHINE)
637G Wheel Scraper DEX00001-UP (MACHINE) POWERED BY C9 Engine
637G Wheel Scraper Coal Bowl DEY00001-UP (MACHINE) POWERED BY C9 Engine
C9 Engine Emissions Retrofit Repower Tier III For 637E Scraper 1HB00001-UP (MACHINE)
C9 Engine Emissions Retrofit Repower Tier III For 637D Scraper 20W00001-UP (MACHINE)
C-9 Engine Emissions Repower Tier II For Rear Engine 637D Scraper 20W00001-UP (MACHINE)
C9 Engine Emissions Retrofit Repower Tier III For 637D Scraper 70W00001-UP (MACHINE)


Parts core Caterpillar catalog:

7N0110 CORE AS-ENGINE OIL COOLER
143H, 14H NA, 160H ES, 160H NA, 163H NA, 1673C, 235C, 235D, 330 FM L, 330 L, 3304, 3304B, 3306, 3306B, 3306C, 330B, 350, 627B, 627E, 627F, 637E, 639D, 65, 65C, 816B, 966F II, 966G, 970F, 972G, 973, 97...
7W0491 CORE AS-AFTERCOOLER
140H, 143H, 14H NA, 160H, 160H ES, 160H NA, 163H NA, 1673C, 235B, 330, 330 L, 3306, 3306B, 330B, 330B L, 545, 572R, 611, 615, 615C, 627B, 627E, 627F, 627G, 637D, 637E, 637G, 639D, 65, 65C, 814F, 815F,...
2W5539 CORE AS-RADIATOR
3176B, 627E, 627F, 627G, 637E, 637G, 65, 65C, 65E, 75, 75C, 75D, 75E, 789C, 793, 793B, 793C, 950B
1753185 CORE-VALVE
120H NA, 12G, 12H ES, 12H NA, 130G, 135H NA, 140G, 140H ES, 140H NA, 143H, 14G, 14H NA, 160G, 160H ES, 160H NA, 163H NA, 16G, 16H NA, 24H, 578, 589, 611, 615C, 621E, 621F, 621G, 623E, 623F, 623G, 627E...
2939367 CORE AS-OIL COOLER
12H, 12M 2, 12M 3, 12M 3 AWD, 140M, 140M 2, 140M 3, 140M 3 AWD, 160M, 160M 2, 160M 3 AWD, 2290, 2390, 2391, 2491, 2590, 330C, 330C FM, 330C L, 330C MH, 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 3...
6N9215 CORE AS-OIL COOLER
3306, 3306B, 528, 621E, 637D, 639D, 966D, D25C, D300B, D30C, D350C, D35C, D6C, D7F
7C3039 CORE AS-OIL COOLER
16G, 16H NA, 245, 3406B, 3406C, 3406E, 3408, 3408B, 3408C, 3408E, 3456, 375, 375 L, 5080, 578, 583R, 587R, 589, 621E, 621F, 621G, 623E, 623F, 623G, 627B, 627E, 627F, 627G, 631D, 631E, 631G, 633E II, 6...
7E2660 CORE GP-OIL COOLER
3406, 3406B, 3406C, 3406E, 3456, 735, 740, C-12, C-15, C-16, C15, C18, CX31-C15I, D350E II, D400E II, HT400, TH35-C15I
1275537 CORE AS
235B, 572R, 769C, 769D, 771C, 771D, 814B, 814F, 815B, 815F, 816B, 816F, 950F, 950F II, 960F, 966D, 966F, 966F II, 970F, 972G, AD40, AD45, AE40, AE40 II, C-9, C9, C9.3, CX31-C9I, D6H, D6H XL, D6H XR, D...
2237962 CORE AS-OIL COOLER
365C, 365C L, 365C L MH, 374D L, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L, 621B, 621G, 623G, 627F, 627G, 631D, 631E, 631G, 633E II, 637D, 637E, 637G, 657E, 657G, 735, 735B, 740, 740B, 824K, 825K...
6N9851 CORE ASSEM.
3304, 627B, 637D, 966C, D4E, D5B, D7G, D9H
1275537 CORE AS
235B, 572R, 769C, 769D, 771C, 771D, 814B, 814F, 815B, 815F, 816B, 816F, 950F, 950F II, 960F, 966D, 966F, 966F II, 970F, 972G, AD40, AD45, AE40, AE40 II, C-9, C9, C9.3, CX31-C9I, D6H, D6H XL, D6H XR, D...
1229934 CORE AS-OIL COOLER
3412, 3412C, 3412E, 725, 730
2368745 CORE AS-OIL COOLER
14M, 16M, 345C, 345C L, 345C MH, 345D, 345D L, 725, 730, 966H, 972H, 980C, C11, C13, CX31-C13I, D8N, R1700G, RM-300, TH35-C11I, TH35-C13I, W345C MH
2237962 CORE AS-OIL COOLER
365C, 365C L, 365C L MH, 374D L, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L, 621B, 621G, 623G, 627F, 627G, 631D, 631E, 631G, 633E II, 637D, 637E, 637G, 657E, 657G, 735, 735B, 740, 740B, 824K, 825K...
Back to top
The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.