10W30 vs. 10W40 The Comprehensive Comparison for Engine Oil Dominance

5738 Likes, TikTok video from DeXJs_ (@dexjs_): “Difference between 10W40 and 10W30!! HUGE!! #oilchange #mechanic #automotive #engine”. The Owner's manual tells us to use 10W-30 oil, what would happen if one used 10-40? will this do any harm and why? 10W-30 and 10W-40 are very similar, folks living in very cold areas may opt for a 5W-30 and folks living in extremely hot climates may select a 20W-40/50. Yes, you can use 10W40 instead of 10W30 in your motorcycle, but it's essential to check the manufacturer's recommendation. 5W30 vs 10W30. Learn the key differences between 5W30 and 10W30 engine oil in this comprehensive video from Honest Mechanic. Researching which oil I'm going to use on my '12 1KRR, and page 138 of the manual says 10W-30 JASO MA, but goes on to list Honda GN4.. Well, which is it? GN4 is This video offers an in-depth comparison between 10W-30 and 5W-40 engine oils, analyzing their viscosity ratings, characteristics, ... Not so much for the heat reasons, but because the oil brand I purchase is only available in 10w40 weight. So short answer, there is no ... I picked up the wrong Honda oil for my 1000-5. I got 10w40 and should have 10w30 by mistake. Dealer is 45 mins away and only source of oil ... Difference between 10W40 and 10W30!! HUGE ... 10W30 vs. 10W40 Oil | What's the Difference Between 10W30 and 10W40 Oil | Partzilla.com.