Oil Coolers

Oil Coolers

An oil cooler’s primary function is to cool the engine lubricating oil, which in turn lowers the temperature of critical engine components, primarily the engine bearings. When oil exceeds normal operating temperatures, it loses viscosity and lubricating properties; when this happens, the oil begins to break down and deteriorate very quickly. Oil coolers extend the life of the engine oil and the longevity of your engine. Oil coolers should always be replaced after a catastrophic engine failure or when rebuilding an engine.

Oil Cooler Units

wdt_ID Part No. Application Description
1 1008008 CORE GP-ENGINE OIL COOLER 5230, 5230B, 785C, 789, 789B, 789C, 793, 793B, 793C, 793D, 994, 994D, 994F
2 1154517 CORE AS-ENGINE OIL COOLER 140H, 143H, 14H, 160H, 163H, 16H, 3176C, 3196, 345B, 345B II, 345B II MH, 345B L, 365B, 365B II, 365B L, 480, 572R II, 65E, 725, 730, 75D, 75E, 814F, 815F, 816F, 85D, 85E, 95E, 966G II, 972G II, C-10
3 1245142 CORE AS-OIL COOLER 3508, 3508B, 3508C, 5130, 5130B, 776C, 776D, 777, 777B, 777C, 777D, 854G, 992G, D11N, D11R, G3508, G3508B, PM3508
4 1330125 CORE AS-ENGINE OIL COOLER 24M, 3406B, 3406C, 3406E, 3456, 385B, 5090B, 583T, 587T, 651B, 657B, 770, 772, 824C, 824G, 824G II, 824H, 825G II, 825H, 826G II, 826H, 834G, 834H, 836G, 836H, 980G, 980G II, 980H, 986H, 988G, 988H
5 2005975 CORE GP-OIL COOLER 773G, 773G LRC, 773G OEM, 775G, 775G LRC, 775G OEM, 776C, 776D, 777, 777B, 777C, 777D, 777G, 784C, 785, 785B, 785C, 785D, AD30, AD45B, AD55
6 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
7 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
8 3793436 CORE AS-OIL COOLER 14M, 16M, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L HVG, 349E L VG, 349F L, 621H, 621K, 623H, 623K, 623K LRC, 627H, 627K, 627K LRC, 725, 730, 730C, 966H, 972H
9 1W5200 CORE AS 3606, 3608, 3612, 3616, C280-12, C280-16, C280-6, C280-8, G3606, G3606B, G3608, G3612, G3616
10 2W7590 COOLER A OIL GENERAL

Internal Oil Cooler Units

wdt_ID Part No. Description Application
1 1252970 CORE AS-OIL COOLER 318C, 319C, 320B, 320C, 320C FM, 320C L, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 321C, 321D LCR, 323D L, 323D LN, 323D
2 1328590 CORE AS GENERAL
3 1328597 CORE AS-OIL COOLER 3204, 3208, 613C
4 2256817 COOLER-OIL 3054C, 3054E, 312D2, 312D2 GC, 312D2 L, 313D2, 313D2 LGP, 315C, 318D2 L, 414E, 416D, 416E, 416F, 420D, 420E, 420F, 422E, 422F, 424D, 428D, 428E, 428F, 430D, 430E, 430F, 432D, 432E, 432F, 434E, 434F
5 2490832 COOLER-OIL 3056, 3056E
6 2674743 CORE AS-ENGINE OIL COOLER 120H, 120H ES, 120H NA, 120K, 120K 2, 12K, 12M, 135H, 135H NA, 140G, 140K, 140K 2, 140M, 160K, 30/30, 3116, 3126, 3126B, 3126E, 320 L, 320B, 322B L, 322B LN, 322C, 322C FM, 324D, 324D FM
7 2775774 CORE AS-OIL COOLER C13, TH35-C13T
8 2782468 CORE AS-OIL COOLER 3126, 3126B, 3126E, C7
9 2817039 COOLER-OIL 12M, 320D GC, 320D L, 320D2, 320D2 GC, 320D2 L, 323D L, 323D2 L, 559, 613G, 924H, 924HZ, 928H, 928HZ, 938H, AP-600D, AP-655D, AP1000E, AP1055E, BG600D, BG655D, C6.6, C7.1, CP-56, CP-64, CP-76, CS-56
10 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

Radiator Oil Coolers

wdt_ID Part No. Description Application
1 1047366 CORE AS-COOLER 235
2 1189954 CORE AS 320B, 320B L
3 1415974 CORE AS-OIL COOLER 322B LN, 325B L
4 2235121 CORE AS-RADIATOR 993K, 994F, 994H
5 2316877 CORE AS-O CLR GENERAL
6 2653563 CORE AS-OIL COOLER 320C, 320C FM
7 3128338 CORE AS-OIL COOLER 320D, 320D FM, 320D GC, 320D L, 320D LRR, 320D RR, 320D2, 320D2 GC, 320D2 L, 321D LCR, 323D L, 323D LN, 323D SA, 323D2 L
8 4W1533 CORE AS-OIL COOLER 950B
9 6I4186 CORE AS-RADIATOR 5130, 5130B
10 7Y1363 CORE AS-OIL COOLER 330, 330 FM L, 330 L

Transmission Oil Coolers

wdt_ID Part No. Description Application
1 1011741 CORE AS-OIL COOLER 834K, 836K, 988K, D8L, D9N, D9R, D9T
2 1023514 CORE AS 527, D5H, D5H XL, D5HTSK II
3 1052077 CORE AS-OIL COOLER 936F 
4 1058651 CORE GP-XMSN OIL COOLER 834B, 836, 988B, 988F, 988F II
5 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
6 1355577 CORE AS-POWER TRAIN OIL COOLER 3406E, 651B, 657B, 824C, 824G, 824G II, 824H, 825G II, 825H, 826G II, 826H, 980G, 980G II, 980H, C-15, R2900G, R3000H
7 1437397 CORE AS-HYDRAULIC OIL COOLER 120H, 120H ES, 120H NA, 135H, 135H NA, 140G, 572R, 572R II, D5E, D6R, D6R II, D6R III, D6T, D7R, D7R II
8 1459283 CORE AS-TRANSMISSION COOLER 24M, 651B, 834G, 834H, 836G, 836H, 986H, 988G, 988H, C-15, C-16, C15, C18, CX31-C15I, CX31-C18I, CX35-P800
9 1551216 CORE AS 966F, 966F II, 966G, 972G
10 1668598 CORE AS 572R II, D7R II, D8N

Torque Converter Oil Coolers

wdt_ID Part No. Description Application
1 1414109 CORE GP-OIL COOLER 24H, 3512, 3512B, 3512C, 3516C, 651E, 657E, 657G, 69D, 768C, 769C, 769D, 771D, 772B, 773B, 773D, 773E, 773F, 775B, 775D, 775E, 775F, 776C, 776D, 777, 777C, 777D, 777F, 777G, 784B, 785, 785B, 785C
2 1873523 CORE AS-OIL COOLER 345D L, 627H, 627K, 627K LRC, 735B, 740B, 814F, 814F II, 815F, 815F II, 816F, 816F II, 824K, 825K, 826K, 966G II, 966H, 966K, 972G II, 972H, 972K, C9.3, D6R, D6R II, D6R III, D6R STD, D6T, D6T LGP, D6
3 1S0172 CORE ASSEM. D8H
4 1W0220 CORE A GENERAL
5 1W0223 CORE A GENERAL
6 1W0225 CORE A GENERAL
7 6N9211 CORE A GENERAL
8 6N9514 CORE ASSEM. 651E, 657E, 769C, 777, D9H
9 6N9752 CORE A GENERAL

Hydraulic Oil Coolers

wdt_ID Part No. Description Application
1 1437397 CORE AS-HYDRAULIC OIL COOLER 120H, 120H ES, 120H NA, 135H, 135H NA, 140G, 572R, 572R II, D5E, D6R, D6R II, D6R III, D6T, D7R, D7R II
2 2316877 CORE AS-O CLR GENERAL
3 2653563 CORE AS-OIL COOLER 320C, 320C FM
4 2813581 CORE AS-HYDRAULIC OIL COOLER 345B II, 345B L
5 3128338 CORE AS-OIL COOLER 320D, 320D FM, 320D GC, 320D L, 320D LRR, 320D RR, 320D2, 320D2 GC, 320D2 L, 321D LCR, 323D L, 323D LN, 323D SA, 323D2 L
6 2W9978 CORE AS-OIL COOLER 12H, 12H ES, 12H NA, 140G, 140H, 140H ES, 140H NA, 143H, 160H, 160H ES, 160H NA, 163H NA, 1673C, 3176B, 3176C, 3196, 3304, 3306, 3306C, 518C, 578, 583R, 589, 65C, 75, 75C, 75D, 85C, 85D, C-10, C-12
7 7Y1961 CORE AS 320 L, 320N
8 9Y1962 CORE AS-HYDRAULIC OIL COOLER 928F, 938F, IT28F, IT38F

Specialty Oil Coolers

wdt_ID Part No. Description Application
1 2451361 COOLER AS-OIL 226B, 226B3, 232B, 242B, 247B, 247B3, 257B, 3024, 3024C, C1.5, C2.2, CB-334E, CB24B
2 2451372 COOLER AS-OIL 3054, 3054B, 416B, 416D, 420D, 424D, 428B, 428D, 430D, 432D, 438D, 442D, CB-534C, CB-535B, CP-433C, CS-431C, CS-433C, PF-290B, PS-200B, PS-360B, TH103, TH62, TH63, TH82, TH83

Oil Coolers for Komatsu

wdt_ID Part No. Description Application
1 20Y-03-21121 OIL COOLER ASS'Y KOMATSU BR350JG, PC200, PC200SC, PC210, PC220, PC230
2 6743-61-2210 CORE, COOLER KOMATSU PC300, PC300HD, PC300LL, PC350, PC350HD, PC350LL, SA6D114E, SAA6D114E, WA320, WA380, WA430

* Other part no. not included in the list are available. Please contact your sales representative if you have any questions. Part Numbers are used for reference purposes only.

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