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Home / Small Engines / Kawasaki Engines / Kawasaki FX751V

Kawasaki FX751V Maintenance

Engine Model: Kawasaki FX751V

Engine Type: 4-cycle V-twin cylinder OHV gasoline engine

Total Displacement: 52 cu.in (852 cc)

Rated Engine Power: 24.5 Hp (18.3 kW)

Carburetor Type: Two-barrel, fixed main jet

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Service Data

Cylinder Inside Diameter (Max), mm (in) ............... 84.55 (3.329)
Cylinder Compression, kPa (psi) ............... 440 (64)
Cylinder Head Warp, mm (in) ............... 0.03 (0.001)
Intake Valve Clearance, mm (in) ............... 0.05-0.10 (0.002-0.004)
Exhaust Valve Clearance, mm (in) ............... 0.05-0.10 (0.002-0.004)

Engine Oil and Filters

Engine Oil Type ............... SAE 10W-30, 10W-40, 5W-20
API Service Classifications ............... SF, SG, SH, SJ or SL
Oil Capacity (w/o Filter), L (qts) ............... 2.1 (2.2)
Oil Capacity (with New Filter), L (qts) ............... 2.3 (2.4)
Oil Filter Part Number ............... 49065-7010
Primary Air Filter Part Number ............... 11013-7038
Secondary Air Filter Part Number ............... 11013-7039

Carburetor Adjustment

Carburetor Model ............... Nikki 621266-881
Throttle Bore Diameter, mm (in) ............... 26.0 (1.02)
Venturi Diameter, mm (in) ............... 21.0 (0.83)
Main Jet (L) ............... #118
Main Jet (R) ............... #120
Pilot Jet ............... #56
Pilot Screw Setting ............... 3-1/4 turns
Low Idle Speed (Carburetor), rpm ............... 1450
Low Idle Speed (Governor), rpm ............... 1550
High Idle Speed, rpm ............... 3600

Ignition System

Spark Plug Type ............... NGK BPR4ES
Spark Plug Gap, mm (in) ............... 0.70-0.80 (0.0277-0.0316)
Coil Air Gap, mm (in) ............... 0.20-0.40 (0.0079-0.0158)
Spark Plug Torque, Nm (ft-lb) ............... 22 (16)

Service Intervals

Check Engine Oil Level ............... Every 10 hours
Change Engine Oil ............... Every 100 hours
Clean and Adjust Spark Plug ............... Every 100 hours
Clean Oil Cooler Fins ............... Every 100 hours
Replace Engine Oil Filter ............... Every 200 hours
Replace Primary Air Filter ............... Every 250 hours
Check Secondary Air Filter ............... Every 250 hours
Check Carburetor Adjustment ............... Every 300 hours
Check and Adjust Idle Speed ............... Every 300 hours
Check and Adjust Valve Clearance ............... Every 300 hours
Clean Combustion Chamber ............... Every 300 hours
Replace Spark Plug ............... Every 300 hours
Clean Fuel Line ............... Every 400 hours
Replace Secondary Air Filter ............... Every 500 hours

Tightening Torques

Cylinder Head Bolts, Nm (ft-lb) ............... 46 (34)
Crankcase Cover Bolts, Nm (ft-lb) ............... 46 (34)
Flywheel Bolt, Nm (ft-lb) ............... 56 (41)
Valve Clearance Lock Screws, Nm (ft-lb) ............... 11 (8.2)
Connecting Rod Big End Cap Bolts, Nm (ft-lb) ............... 20.6 (15.2)
Rocker Arm Bolts, Nm (ft-lb) ............... 21 (15)
Rocker Cover Mounting Bolts, Nm (ft-lb) ............... 5.9 (4.4)
Fuel Pump Mounting Bolts, Nm (ft-lb) ............... 5.9 (4.4)
Spark Plugs, Nm (ft-lb) ............... 22 (16)
Governor Arm Clamp Nut, Nm (ft-lb) ............... 7.8 (5.8)
Carburetor Mounting Bolts, Nm (ft-lb) ............... 5.9 (4.4)
Intake Manifold Bolts, Nm (ft-lb) ............... 5.9 (4.4)
Air Creaner Holder Bracket Bolts, Nm (ft-lb) ............... 19.6 (14.4)

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