AGCO/Massey-Ferguson Tractor 8600 Series Tractors Factory Service & Shop Manual Price listed in US Dollar: $29.99 Complete workshop & service manual with electrical wiring diagrams for AGCO/Massey-Ferguson Tractor 8600 Series Tractors (Models 8650, 8660, 8670, 8680, 8690). Read more about AGCO/Massey-Ferguson Tractor 8600 Series Tractors Factory Service & Shop Manual