I generally recommend operating very good knock monitoring so this will likely believe you both have engine management with excellent knock Management or some different like a detcan and or knock mild. Thanks for that responses and data! I realise utilizing the expression 'easy' was probably a tad tongue in https://4age20vblacktop49371.blogunteer.com/28805806/a-review-of-toyota-4age-blacktop-engine-for-sale