Rocker Arms & Bridges

Rocker Arms & Bridges

Valve geometry is super critical for the correct operation of the valves on a cylinder head. Rocker arms and bridges are subject to extreme wear, re-using these components is a sure-fire way to end up with a variety of valve sealing and oil consumption problems. When replacing cylinder heads, it is important to use new rocker arms and valve bridges to provide the correct valve geometry. Our valvetrain components have been selected for their quality and performance, as well as ease of installation and fitment.

Rocker Arms

wdt_ID PART NO. DESCRIPTION ENGINE APPLICATION
1 1051776 ARM AS-UNIT INJECTOR 3114, 3116, 3126 120H, 120H ES, 120H NA, 135H, 135H NA, 214B, 320B, 322B L, 322B LN, 322C, 322C FM, 325, 325B, 325B L, 35, 446B, 446D, 45, 525B, 533, 535B, 539, 543, 55, 550, 561M, 570, 574, 580, 613
2 6I0924 ROCKER ARM AS IN/EX 3114, 3116, 3126 120H, 120H ES, 120H NA, 135H, 135H NA, 214B, 224B, 320B, 322B L, 322B LN, 322C, 322C FM, 325, 325B, 325B L, 35, 446B, 446D, 45, 525B, 533, 535B, 539, 543, 55, 550, 561M, 570, 574
3 2302621 ROCKER ARM AS IN/EX 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C 5130B, 5230B, 776D, 777, 777B, 777C, 777D, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793C, 793D, 797, 797B, 854G, 992G, 994D, 994F
4 2816159 ROCKER ARM AS INJECTOR 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C 5130B, 5230B, 776D, 777, 777B, 777C, 777D, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793C, 793D, 797, 797B, 854G, 992G, 994D, 994F
5 4373863 ROCKER ARM AS 3406E, 3456, C15, C18 24M, 365C, 365C L, 365C L MH, 374D L, 374F L, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L, 583T, 587T, 621G, 623G, 627F, 627G, 631D, 631E, 631G, 633E II, 637D, 637E, 637G, 651B, 657E
6 4373861 ROCKER ARM AS INJECTOR 3406E, 3456, C15, C18 735, 740, D400E II, PM-200, PM-201, PM620, PM622, PM820, PM822, PM825, 825C, 825K, 826C, 826G, INDUSTRIAL, GENERATOR, TRUCK
7 1159398 ARM-VALVE ROCKER EX 3176C, 3196, C-10, C10, C-12 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
8 1159399 ARM-VALVE ROCKER IN 3176C, 3196, C-10, C10, C-12 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
9 1159400 ARM AS INJECTOR 3176C, 3196, C-10, C10, C-12 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
10 1468147 ARM AS-LIFTER IN/EX 3114, 3116, 3126 120H, 120H ES, 120H NA, 135H NA, 30/30, 320B, 322B L, 322B LN, 322C, 322C FM, 325B L, 35, 446B, 446D, 45, 525B, 533, 535B, 539, 543, 55, 550, 561M, 570, 574, 580, 613C II, 924F, 928G

Rocker Arms for Komatsu®

wdt_ID PART NO. DESCRIPTION ENGINE APPLICATION
1 6732-41-5200 ARM ASSEMBLY KOMATSU S4D102E, S6D102E, SAA6D102E 50A/FA, 4D102E, 510C, 520C/CH, 6D102, 6D102E, 708, 712, 830, D32E, D38E, D39E, DCA, EGS120, GD530A/AW, PC200, PC200LL, PC220, PC220LL, PC250, PC270, PW160, PW200, PW220
2 6732-41-5400 ARM ASSEMBLY KOMATSU S4D102E, S6D102E, SAA6D102E 50A/FA, 4D102E, 510C, 520C/CH, 6D102, 6D102E, 708, 712, 830, D32E, D38E, D39E, DCA, EGS120, GD530A/AW, PC200, PC200LL, PC220, PC220LL, PC250, PC270, PW160, PW200, PW220

Valve Bridges

wdt_ID PART NO. DESCRIPTION ENGINE APPLICATION
1 2657538 BRIDGE  3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C 5130B, 5230, 5230B, 776C, 776D, 777, 777B, 777C, 777D, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793C, 793D, 797, 797B, 854G, 992G
2 1294181 BRIDGE AS 3508, 3508B, 3508C, 3512, 3512B, 3516, 3516B 5130, 5130B, 5230, 5230B, 776C, 776D, 777D, 784B, 784C, 785, 785B, 785C, 789B, 789C, 793B, 793C, 797, 797B, 854G, 992G, 994, 994D, D11N, D11R
3 1011816 BRIDGE AS-VALVE 3406, 3406B, 3406C, 3412, 3412C 16G, 16H NA, 375, 375 L, 5080, 578, 583R, 587R, 621E, 621F, 623E, 623F, 627B, 627E, 627F, 651E, 657E, 773B, 775B, 814B, 824G, 825G, 826C, 826G, 980C, 980F, 980G, 990
4 1011817 BRIDGE AS-VALVE 3406, 3406B, 3406C, 3412, 3412C, G3406, G3408, G3408B, G3408C, G3412, G3412C 16G, 627B, 627E, 651E, 657E, 773B, 775B, 826C, 980C, 990, 992C, 992D, CG137-08, CG137-12, D10N, PR-1000, PR-750B, SS-250
5 1764168 BRIDGE AS-VALVE 3176B, 3176C, 3196 140H, 143H, 14H, 160H, 163H, 16H, 345B, 345B II, 345B II MH, 345B L, 365B, 365B II, 365B L, 480, 572R II, 65E, 725, 730, 75C, 75D, 75E, 814F, 815F, 816F, 85C, 85D, 85E, 95E, 966G
6 1764172 BRIDGE AS-VALVE 3176, 3176B, 3176C, 3196, C-10, C-12 TRUCK
7 1011818 BRIDGE AS-EXHAUST 3406B, 3406C 16G, 16H NA, 375, 375 L, 5080, 578, 583R, 587R, 621E, 621F, 623E, 623F, 627E, 627F, 814B, 824G, 825G, 826C, 826G, 980C, 980F, 980G, D8N, D8R, D8R II, G3406, HT400, PM-465, RM-250C
8 2657537 BRIDGE  3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C 5130B, 5230, 5230B, 776C, 776D, 777, 777B, 777C, 777D, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793C, 793D, 797, 797B, 854G, 992G
9 2303152 BRIDGE  3508, 3508B, 3512, 3512B, 3516B, 3516C, PM3508, PM3512, PM3516, PP3516 5130B, 5230B, 776D, 777, 777D, 784C, 785C, 789C, 793C, 797, 797B, 854G, 992G, 994D, D11N, D11R, PP3516, SPF343, SPS343, SPT343, TH55-E70
10 1006889 BRIDGE-VALVE 3406B, 3406C, 3408, 3408B, 3408C, 3408E, 3412, 3412C, 3412D, 3412E 16G, 16H NA, 24H, 375, 375 L, 5080, 5110B, 578, 583R, 587R, 589, 621F, 623E, 623F, 627F, 631D, 631E, 631G, 633E II, 637E, 637G, 651E

* 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. Komatsu® is the registered trademark of Komatsu Ltd. John Deere® is the registered trademark of John Deere Company.

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