Quick answer:
The best replacement battery information found for the Massey Ferguson 3660 is: Group 31.
Group size31
Massey Ferguson 3660 Battery Size Details
| Replacement battery recommendation | Group 31 |
|---|---|
| Battery group size | 31 |
Massey Ferguson 3660 Extra Battery Notes
| Replacement note | For the Massey Ferguson 3660, match the replacement battery to the captured spec: Group 31. Physical fit, terminal layout and hold-down fit still matter |
|---|---|
| Battery location | The battery on the Massey Ferguson 3660 tractor is typically located under the hood, near the engine compartment. For specific details, it’s best to consult the tractor’s manual or manufacturer’s guidelines |
| Battery replacement steps | To replace the battery on a Massey Ferguson 3660 tractor, first disconnect the negative terminal, then the positive terminal. Next, remove the old battery, place the new battery in the tray, and reconnect the positive terminal followed by the negative terminal |
| Safe removal note | Disconnect the negative cable first, then disconnect the positive cable. Install the new battery, connect the positive cable first, then reconnect the negative cable last. That reduces the chance of shorting a tool against the frame |
Official information note
Mistakes do happen. Battery specs can change by year, engine, market, terminal layout and installed options. Check the old battery label, operator manual, parts book and official masseyferguson.com website before ordering a replacement battery.




