Product Information The best oil to run in any 4 stroke pitbike !! and that's a fact. Bel-Ray Semi Synthetic Thumper 4-Stroke Racing Motor Oil is specifically engineered to meet the demands of single cylinder, multi-valve 4-stroke racing engines. The high temperatures and severe loads of racing require the exceptional film strength, shear- and temperature stability of Bel-Ray Thumper 4-Stroke Racing Motor Oil. Grade: 10W-40
High viscosity stability
Superior lubricity
Superior anti-wear
Superior shear- and temperature stability
Superior deposit control
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Price: £8.50
