| Note | Description |
| 1 | [1] Requires screw-in studs & guide plates. |
| 2 | [2] Requires machining on cylinder heads. |
| 7 | [7] Stock springs cannot be used. |
| 32 | [32] Requires Lifter installation kit #31-1000 for retro fit applications. |
| 55 | [55] For 351M and 400M engines, use part #7824-16 pushrods on retro-fit cams. |