The DS-7W-9143 cylinder head intake valve stem seal can be used in the following Caterpillar engine models:
- 3208
- 3304 with an engine serial number of 37Y1020 and above or N4F1 and above
- 3306 with an engine serial number of 07Y1 and above (long valve)
They are typically utilized in the following applications:
- D25C, D25D, D30C, D30D, D35C, D250B, D250E, D300B, D300D, D300E, D350C and D350D Articulated Trucks
- 814, 814B, 814F, 815, 815B, 815F, 816, 816B and 816F Compactors
- 215, 215B, 215C, 215D, 219, 219D, 225, 225B, 225D, 229, 229D, 231, 235, 235B, 235C, 235D, 330, 330BL, 330BLN, 330L, 330LN, 350, 350L, E300 and E300B Excavators
- V160B, V165C, V180B, V200, V200B, V200C, V225, V225B, V225C, V250B, V265C, V300B, V300C, V330B, V330C, V550, V620, V700, V800, V900 and V925 Lift Trucks
- 227 Loggers
- 12E, 12F, 12G, 12H, 14E, 14H, 112F, 120, 120B, 120G, 130G, 140, 140B, 140G, 160G and 160H Motor Graders
- 561C, 561D, 571F, 571G and 572G Pipelayers
- 627, 627B, 627E, 627F, 637, 637B, 637D, 637E and 639D Scrapers
- 515, 518, 518C, 525, 527, 528 and 530B Skidders
- 963 and 973 Track Loaders
- 613, 613B, 613C, D4D, D4E, D5, D5B, D5E, D5H, D6C, D6D, D6E, D6G, D6H, D6R, D7D, D7G, D7H and D7R Tractors
- 94, 941B, 951B, 951C, 955K and 955L Traxcavators
- CB-534, CP-643 and CP-653 Vibratory Compactors
- 615, 615C, 621R, 621S, 920, 930, 930R, 930T, 936, 936E, 936F, 950, 950B, 950E, 966C, 966D, 966E, 966F, 970F, 977K, 977L and 980B Wheel Loaders
