USED 70 HP YAMAHA 4 STROKE OUTBOARD FOR SALE NO FURTHER A MYSTERY

VVT achieves this by modifying the timing of your ingestion valves, permitting them to open up before the exhaust valves are totally closed, developing a momentary overlap while in the timing where the two sets of valves are open. Using VVT, this overlap is usually improved or diminished by altering consumption timing with the camshaft resulting in