| Part | Manufacturer | OEM Part # | Price | Notes |
| Rocker Arm |
| Engine 616.912: From Series 10-121329 | MGB | 6160500333 | 119.00 | See # 615-055-02-01 for use with early soft faced cams. |
| Engine 616.912: From Series 12-035840 | MGB | 6160500333 | 119.00 | See # 615-055-02-01 for use with early soft faced cams. |
| Rocker Arm For Early Soft Faced Cam |
| Engine 616.912: to Series 10-121328 | MGB | 6150550201 | 94.00 | See # 616-050-03-33 for use with late hard faced cams. |
| Engine 616.912: to Series 12-035839 | MGB | 6150550201 | 94.00 | See # 616-050-03-33 for use with late hard faced cams. |
| Rocker Arm Shaft |
| Short | MGB | 6160550005 | 80.00 | |