The DS-187-3307 Cylinder Head Gasket has a straight edge along the cam side and can be used in the following Caterpillar engine models:
- 3176C with an engine serial number of:
- 2AW510 and above
- 3PD1 and above
- 7ZR2794
- 7ZR2840 and above
- 3196
- C10 with an engine serial number of:
- 3CS717 and above
- 8YS5389 and above
- BCX and above
- C12 with an engine serial number of:
- 1YN
- 2SK387 and above
- 9NS16228 and above
- 9SM and above
- BDL1 and above