Insert a feeler gauge between the valve stem and the rocker arm adjuster screw. Intake Valve Standard: 0.05mm to 0.07mm Exhaust Valve Standard: 0.05mm to 0.07mm
1.6 Liters (1.7 Quarts)
The engine is a popular 250cc, twin-cylinder, four-stroke engine commonly found in Chinese motorcycles and ATVs, such as the Honda Rebel 250 clones (e.g., Lifan, Johnny Pag, and various "Barhog" or "Spyder" models). 253fmm service manual