5 SIMPLE TECHNIQUES FOR 115 YAMAHA OUTBOARD FOR SALE IN SOUTH AFRICA

VVT achieves this by modifying the timing in the intake valves, allowing them to open up prior to the exhaust valves are entirely closed, creating a momentary overlap in the timing where both of those sets of valves are open up. Employing VVT, this overlap is often greater or lowered by altering intake timing with the camshaft causing ideal timing