Welcome to the Nissan Patrol forum. To post a question and to see less adds on the forum then you will have to register
first. We are an easy going friendly forum so join in the conversations and feel free to ask any questions.
Become a forum sponsor for only $20 and see no adds with faster page loading times and many extras benefits.
I advanced Jonathans timing to 20*BTDC to help it pick up faster but what i was saying to him was because the timing chain stretches with age where you've set it to 15 its actually could be 12 or 10*BTDC. The best way to test it is to advance it 5* till it pings then retard the timing by 5*