| Part | Manufacturer | OEM Part # | Price | Notes |
| Rocker Arms | FOR | AL3Z6564AA | 23.97 | |
| Rocker Shaft |
| Intake |
| Right |
| From 9/1/11 | FOR | AL3Z6564EB | 96.03 | Includes: Adjusters, Mounting Bolts And Rocker Arms. |
| Left |
| From 9/1/11 | FOR | AL3Z6564CB | 95.92 | Includes: Adjusters, Mounting Bolts And Rocker Arms. |
| Exhaust |
| Right |
| To 11/1/11 | FOR | AL3Z6564D | 115.43 | Includes: Adjusters, Mounting Bolts And Rocker Arms. |
| From 11/1/11 to 12/5/11 | FOR | AL3Z6564DA | 115.43 | Includes: Adjusters, Mounting Bolts And Rocker Arms. |
| From 12/5/11 | FOR | AL3Z6564DB | 95.76 | Includes: Adjusters, Mounting Bolts And Rocker Arms. |
| Left |
| To 12/5/11 | FOR | AL3Z6564BA | 115.43 | Includes: Adjusters, Mounting Bolts And Rocker Arms. |
| From 12/5/11 | FOR | AL3Z6564BB | 115.43 | Includes: Adjusters, Mounting Bolts And Rocker Arms. |