| Part | Manufacturer | OEM Part # | Price | Notes |
| Pistons |
| 90.90MM |
| Standard Size |
| Engine 616.912: From Series 10-064618 to Series 10-121328 | MGB | 616030631711 | 404.00 | Includes: 1 Piston with Rings |
| Engine 616.912: From Series 10-121329 | MGB | 616030641711 | 282.00 | Includes: 1 Piston with Rings |
| Engine 616.912: From Series 12-021938 to Series 12-035839 | MGB | 616030631711 | 404.00 | Includes: 1 Piston with Rings |
| Engine 616.912: From Series 12-035840 | MGB | 616030641711 | 282.00 | Includes: 1 Piston with Rings |
| 91.00MM |
| Standard Size |
| Engine 616.912: to Series 10-064617 | MGB | 616030381711 | 404.00 | Includes: 1 Piston with Rings |
| Engine 616.912: to Series 12-021937 | MGB | 616030381711 | 404.00 | Includes: 1 Piston with Rings |
| 91.50MM |
| 1ST. Repair Size |
| Engine 616.912: to Series 10-121328 | MGB | 617030191711 | 458.00 | Includes: 1 Piston with Rings |
| Engine 616.912: to Series 12-035839 | MGB | 617030191711 | 458.00 | Includes: 1 Piston with Rings |
| Engine 616.912: From Series 10-121329 | MGB | 616030691711 | 0.00 | Includes: 1 Piston with Rings |
| Engine 616.912: From Series 12-035840 | MGB | 616030691711 | 0.00 | Includes: 1 Piston with Rings |