Product Information

  • Model number: 31-10K803
  • Serial number: 2000001 - 2999999
  • Product Type: Riding Products

Assembly Drawings

Search for a part within assembly drawings:

36" Rear Discharge Mower (Part number 05-36MR05)
37" Side Discharge Mower (Part number 05-37SC03)
42" Snowthrower (Part number 06-42ST07)
44" Two-Stage Snowthrower (Part number 06-44SC01)
48" Snow/Dozer Blade (Part number 06-48BC03)
Front Mower Carrier (Part number 07-01MC03)
11.0 cu. ft. Easy Twin Bagger - 37" (Part number 07-11BC02)
36" Tiller (Part number 07-36TL05)
50" Mid-Mount Grader Blade (Part number 07-50BM03)
Cleat Tires Ass'y L.H. (Part number 110933)
Cleat Tires Ass'y R.H. (Part number 110934)
6" Chrome Logo Hub Cap (Part number 114426)
12" Chrome Logo Hub Cap (Part number 114428)
42" Rear Discharge Mower (Part number 15-42RC02)
42" Side Discharge Mower (Part number 15-42SC03)
Red Paint - Gallon Can (Part number 361-11)
Red Paint - Quart Can (Part number 5340)
Red Spray Paint - Case of 6 (Part number 80311)
Black Spray Paint - Case of 6 (Part number 80334)
Silver Spray Paint - Case of 6 (Part number 80338)
HD. Wheels and Spindles (Part number 80494)
Dual Wheel Adapter 8 Speed (Part number 80733)
12" Rear Wheel Weights (Part number 81115)
12" Flush MountRear Wheel Weights (Part number 81117)
Front Frame Weight Kit (Part number 81125)
Tire Chains 23x8.50-12 (Part number 82521)
Auxiliary Fuel Tank (Part number 83300)
Electric Lift (Part number 84225)
Leaf Baffle Kit, 42" Side Discharge Mower (Part number 85501)
Clevis Hitch (Part number 85517)
Recycler Kit, 42" RD Mower (Part number 86001)
42" Recycler Mower (Part number R5-42RC01)
  • Model number
    31-10K803
  • Serial number
    2000001 - 2999999
  • Product Name
    310-8 Garden Tractor
  • Product Brand
    Toro
  • Product Type
    Riding Products
  • Product Series
    Garden Tractor, 3/4/500, C, GT
  • Swath
    Deck Optional
  • Discharge
    Deck Optional
  • Engine/Motor Manufacturer
    Kohler
  • Engine/Motor Size
    10 hp
  • Engine/Motor Type
    4 Cycle
  • Engine Starter
    Electric
  • Transmission Type
    Gear
  • Engine: Horsepower @ 3600 rpm
    10hp.
  • Engine: Displacement ( cu.in. )
    23.85
  • Engine: Bore
    3.25"
  • Engine: Stroke
    2.88"
  • Engine: Compression Ratio
    6.2:1
  • Engine: Weight Approx.
    129 lbs.
  • Engine: Oil Capacity (Approx.)
    2 qts.
  • Engine: Fuel Tank Capacity
    1.5 gals.
  • Engine Torque: Air Cleaner Nut
    50 in.lbs.
  • Engine: Balance Gear, End Play
    .002/.010"
  • Engine: Balance Gear, New Stub Shaft O.D.
    .4998/.5001"
  • Engine: Balance Gear, Stub Shaft O.D. Max. Wear Limit
    .4996"
  • Engine: Camshaft End Play
    .005/.010"
  • Engine: Camshaft to Camshaft Pin Running Clearance
    .0010/.0035"
  • Engine: Camshaft Pin Depth From Crankase Surface.
    .300/.330"
  • Engine: Camshaft Cup Plug Depth from Crankcase Surface
    .000/.030"
  • Engine: Carburetor Preliminary Main Fuel Screw Setting
    1 1/2 Turns
  • Engine: Carburetor Preliminary Idle Fuel Screw Setting
    2 1/2 Turns
  • Engine: Carburetor Float Level
    1 1/64 (+/- 1/32)
  • Engine: Carburetor Float Drop
    1 1/32
  • Engine: Carburetor Float to Float Tower Clearance
    .010"
  • Engine: Rod to Crankpin Running Clearance (new)
    .001/.002"
  • Engine: Rod to Crankpin Running Clearance (max. wear limit)
    .0025"
  • Engine: Rod to Pistonpin Running Clearance (new)
    .0003/.0008"
  • Engine: Piston Pin End I.D. (new)
    .8596/.8599"
  • Engine: Rod Side Play on Crankpin
    .007/.016"
  • Engine: Crankshaft End Play
    .003/.020"
  • Engine: Main Bearing Surface O.D. (new)
    1.5745/1.5749"
  • Engine: Main Bearing Surface O.D. (max. wear limit)
    1.5745"
  • Engine: Crankpin O.D. (new)
    1.5000/1.4995"
  • Engine: Crankpin O.D. (max. out of round)
    .0005"
  • Engine: Crankpin O.D. Max. Taper
    .001"
  • Engine: Cylinder Bore I.D. (new)
    3.2515/3.2505"
  • Engine: Cylinder Bore I.D. (max. wear limit)
    3.254"
  • Engine: Cylinder Bore I.D. (max. out round)
    .005"
  • Engine: Cylinder Bore I.D. (max. taper)
    .002"
  • Engine: Cylinder Head Max. Out Of Flatness
    .003"
  • Engine: Gear Reduction Shaft End Play
    .008/.030"
  • Engine: Governor Bushing to Cross Shaft Running Clearance
    .0010/.0025"
  • Engine: Governor Gear to Stub Shaft Running Clearance
    .0005/.0020"
  • Engine: Governor Cross Shaft End Play
    .001/.069"
  • Engine: Ignition Module Air Gap
    .012/.016"
  • Engine: Spark Plug Type
    Champion RH-10
  • Engine: Type A Piston Thrust Face O.D. @D 1 (new)
    3.2432/3.2413"
  • Engine: Type A Piston Thrust Face O.D. @ D1 (max. wear limit)
    3.238"
  • Engine: Type A Piston Thrust Face to Bore Clearance @D1 (new)
    .007/.010"
  • Engine: Type A Piston Ring End Gap (new)
    .010/.020"
  • Engine: Type A Piston Ring End Gap (max.wear limit)
    .030"
  • Engine: Type A Piston Ring Side Clearance (max. )
    .006"
  • Engine: Type A Piston Pin O.D. (new)
    .8591/.8593"
  • Engine: Intake Valve to Tappet Clearance (cold)
    .008/.010"
  • Engine: Exhaust Valve to Tappet Clearance (cold)
    .017/.019"
  • Engine: Intake Valve Minimum Lift - Zero Lash
    .318"
  • Engine: Exhaust Valve Minimum Lift - Zero Lash
    .318"
  • Engine: Intake Valve Minimum Stem O.D.
    .3103"
  • Engine: Exhaust Valve Minimum Stem O.D.
    .3074"
  • Engine: Nominal Valve Seat Angle
    45 Degrees
  • Engine: Valve Guide Reamer Size
    .3125"
  • Engine: Intake Valve Guide I.D. (max. wear limit)
    .006"
  • Engine: Exhaust Valve Guide I.D. (max. wear limit)
    .008"
  • Engine Torque: Camgear Cover Fastener
    115 in.lbs.
  • Engine Torque: Fuel Inlet Seat
    35 in.lbs.
  • Engine Torque: Bowl Retaining Screw
    50 in.lbs.
  • Engine Torque: New Rod Nuts
    260 in.lbs.
  • Engine Torque: Used Rod Nuts
    200 in.lbs.
  • Engine Torque: Cylinder Cap Screws
    25/30 ft.lbs.
  • Engine Torque: Flywheel Fan
    115 in.lbs.
  • Engine Torque: Flywheel
    40/45 ft.lbs.
  • Engine Torque: Fuel Pump Mounting Screws
    40/45 in.lbs.
  • Engine Torque: Fuel Tank Isolation Mount
    Hand Tight
  • Engine Torque: Governor Bushing
    100/120 in.lbs.
  • Engine Torque: Spark Plug Torque
    18/22 ft.lbs.
  • Engine Torque: Ignition Module Mounting Screws
    32 in.lbs.
  • Engine Torque: Oil Sentry Switch
    90 in.lbs.
  • Engine Torque: RemoteThrottle Control Nut
    10/15 in.lbs
  • Engine Torque: Engine mtd. Throttle Control Nut
    10/25 in.lbs.
  • Engine Torque: Shortened Throttle Control Nut
    70 in.lbs.
  • Chassis: Tire Pressure
    12 PSI / .5kg sq. cm
  • Drive System: Ground Speed
    Fwd. .5 - 5.5 Rev. .7 & 2.6 mph
  • Engine: Battery
    12V 200CCA
  • Engine: Engine Speed
    High 3325, Low 1200 RPM
  • Engine: Spark Plug
    Champion RH10
  • Engine: Spark Plug Gap
    .025"/ .64mm

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