1986-1989 Honda TRX250 FourTrax 250R Service Manual, Page 19Get this manual
2MAl NTENANCE SERVICE INFORMATION MAINTENANCE SCHEDULE PERIODIC REPLACEMENT PARTS FUEL LI NE THROTTLE OPERATION AIR CLEANER AIR CLEANER CASE DRAIN TUBE SPARK PLUG CARBURETOR IDLE SPEED RADIATOR COOLANT COOLING SYSTEM TRANSMISSION OIL DRIVE CHAIN DRIVE CHAIN SLIDER 2-1 2-2 2-3 2-4 2-4 2-4 2-5 2-6 2-6 2-6 2-7 2-8 2-9 2-11 BRAKE FLUID BRAKE PAD WEAR BRAKE SYSTEM SKID PLATE, GUARD PLATE (AFTER '86:) CLUTCH SYSTEM SUSPENSION SPARK ARRESTER NUTS,BOLTS, FASTENERS WHEELSTIRES STEERING SHAFT HOLDER BEARINGS STEERING SYSTEM CYLINDER COMPRESSION LUBRICATION POINTS 2-11 2-12 2-12 -13 -14 -14 2-15 -16 -16 -16 2-16 2-18 2-19
SERVICE INFORMATION
SPEcr FICA TIONS
Throttle lever free playSpark plug gap: Recommended spark plug'86,After'88'87'SS:mm (1S-516 in) 0.7.8 mm (0 .028-0 .031 in) BR8ES (NGK) RN3C (CHAMPION) BR9ES (NGK) RN2C (CHAM PION) 1, 500 50 rpm Honda 4-stroke oil or equivalent SEorSF 10 W-40
Carburetor idle speed: Recommended transmission oil: API Service Classjfjcation: Viscosity: NOTE