The Massey Ferguson 3660F tractor battery spec found is 12 V with 800 CCA.
Voltage12 V
Cold cranking amps800 CCA
Massey Ferguson 3660F Battery Size Details
Replacement battery recommendation
12 V, 800 CCA
Battery voltage
12 V
Battery CCA
800 CCA
Battery CCA Comparison Chart
Battery CCA comparison
This model
800 CCA
Average
850 CCA
Low
650 CCA
High
1,100 CCA
Benchmarks use practical low, average and high cold-cranking-amp ranges for the utility tractor category. Use the exact battery label and manual before buying.
Massey Ferguson 3660F Extra Battery Notes
Replacement note
For the Massey Ferguson 3660F, match the replacement battery to the captured spec: 12 V, 800 CCA. Physical fit, terminal layout and hold-down fit still matter
Battery replacement steps
Massey Ferguson tractors like the 3660F use a 12-volt battery; always disconnect the negative terminal first, then the positive, and reconnect in reverse order after installing the new battery. Clean the terminals and tray before installing the new battery to ensure a solid connection
Bad battery symptoms
A weak or failing battery in a Massey Ferguson 3660F tractor often causes slow or sluggish engine cranking, dim or flickering lights, and repeated clicking from the starter solenoid when turning the key
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.
