We,Yin Yan Co.,Ltd, can offer different kinds of parts for cummins application, especially for 4BT,6BT,6CT,N855,K19,K38 etc.series.
 

Below are the parts list of cummins belt,belt tensioner we usually sell, please have a check and contact me for the details.

3978022	3936207	3903243	3807160	178677
3914086	3937556	3904554	3325963	3251034
3917485	3973820	3285958	3911567	178463
3922900	3287277	3284033	178472	104571
3934818	3976831	3900035	103828	134805
3936201	3979316	3900363	106897	139084
3937553	4930839	4960155	107547	178607
3964636	4936663	4975000	111539	178635
3978021	4936440	4948117	135951	200459
3921524	4936640	178708	178462	3288944
3924026	4959902	128876	178476	3905867
3930769	4984044	132011	178630	3911573
3934814	3925207	162151	178691	3040385
3934816	3903088	178551	118676	3807052
3936197	3904548	178569	154593	3040386
3936210	3904552	3002200	157857	3924012
3914854	3919985	3002203	3911621	3930832
3934822	3930838	3003343	3922901	3925196
3967190	3921383	3040384	3934823	3080912
3976832	3922782

Here are the details of the prodcuts we can offer:
1, Crank-con rod system: such as cylinder block,head,piston,liner,con rod,bearings and crankshaft etc.
2, Valve system:such as valve,valve guide,manifold,camshaft and push rod etc.
3, Fuel system:such as fuel pump,injector,injector cup and barrel&plunger etc.
4, Cooling system:such as fan,water pump,radiator and thermostat etc.
5, Turbocharger and turbo repair kit.
6, Other parts such as motor startor,seal and gasket kit etc.
7, Generator set:power range from 2KW to 1000KW