2003 Polaris MSX 140 Personal Watercraft Service Manual, Page 44Get this manual
EngineCooling MSX 140
Engine Model Number Cylinder Displacement (cc) BoreInches(mm) StrokeInches(mm) Cylinder Head Volume (Uninstalled) Cylinder Head Volume (Installed) Piston- -Cylinder Clearance Inches (mm) -ToRing End Gap Inches (mm) Advertised Horsepower Oil Requirement RPM Limiter Compression (Sea Level) Service Limits: .0062.0075 (.157.191mm) .018.020 (.457.508mm) Service Limits: .016 MIN.022 MAX 140 Polaris TC-W3 7200 RPM 120150 lbssq.in(8.4010.5 kgsqin No greater than between cylinders Features Nicasil-plated cylindersMeasurements outside of specifications require cylinder replacementW120HO-DFI-01A or 1192cc 3.346 (85) 2.76 (70) 57.3cc
Engine Torque Specifications
Fastener
Air Intake Cover Throttle Body Mounting Bolts Intake Manifold Bolts TPS Mounting Bolts Air Temperature Sensor Water Outlet Manifold Bolts Pop-Off Assembly Bolts Spark Plugs Fuel Injector Bolts DIt Cylinder Heads Exhaust Manifold Bolts Cylinder Base Nuts Starter Motor Mounting Bolts Flywheel Inspection Plug Flywheel Housing Mounting Bolts Stator Harness Bracket Stator Mounting Bolts Flywheel Nut Flywheel Cover Bolts Oil Pump Crankcase8mm Crankcase10mm Mounting Plate- -Engine -ToMounting Plate- -Hull -ToSmall Gear Clamps Large Gear Clamps