AN UNBIASED VIEW OF USED 70 HP YAMAHA 4 STROKE OUTBOARD FOR SALE

VVT achieves this by altering the timing on the intake valves, allowing them to open up ahead of the exhaust valves are completely closed, creating a momentary overlap during the timing where both sets of valves are open. Using VVT, this overlap may be enhanced or decreased by altering ingestion timing with the camshaft causing the best possible ti