JOHN DEERE 112 LAWN AND GARDEN TRACTOR (SN -100,000) Fuel and Lubricants, JOHN DEERE 112 LAWN AND GARDEN TRACTOR (SN -100,000) Tune-Up and Adjustments, JOHN DEERE 112 LAWN AND GARDEN TRACTOR (SN -100,000) ENGINE, JOHN DEERE 112 LAWN AND GARDEN TRACTOR (SN -100,000) General Information, JOHN DEERE 112 LAWN AND GARDEN TRACTOR (SN -100,000) Cylinder Head, JOHN DEERE 112 LAWN AND GARDEN TRACTOR (SN -100,000) Valves and Breather, JOHN DEERE 112 LAWN AND GARDEN TRACTOR (SN -100,000) Minor Engine Recondition