#1 JS250 250cc Engine Repair Manual The JS250 250cc Repair Manual for the Roketa ATV-10. The Chinese grabbed this engine design and made it a very popular clone engine and use thie bullet-proof clone engine today in many Chinese Scooters, ATVs & Dirt Bikes. Very strong and durable engine. Download JS250 250cc Service & Repair Manual. CAUTION--JS250 250cc ATV Service Manual PDF FILE is very large at 35M, 300 pages of information and should only be downloaded using a high-speed internet connection VIEW JS250 250cc PARTS. | 
