Powered by HONDA 6hp, 8hp gasoline engine which generate 3L, 4L output. Proven durable Piston Pump with Long-life V-packings, ... striping machine with Piston Pump (8HP 4L )Powered by HONDA 6hp, 8hp gasoline engine which generate 3L, 4L output.Proven durable Piston Pump with ... ,031″Max. pressure227bar / 3300psi227bar / 3300psi Airless Line Striper( Piston Pump, 8HP 4L)