Introduction To Roth Automotive Science › Forums › Engine › warming up Tagged: engine start, idling, warm-up This topic has 1 reply, 1 voice, and was last updated 5 years, 5 months ago by admin. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts April 23, 2019 at 10:28 am #97 adminKeymaster What is the best way to warm-up an engine after cold-start? June 6, 2019 at 8:34 am #154 adminKeymaster Just drive but take it easy with acceleration until the coolant gets warm (usually 5 minutes). If you are driving a manual transmission, try to keep the rpm below 3000 rpm until the coolant is at normal operating temp. Dave Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In