2007 Kawasaki Ninja 250R; HPL MC 10w-40 2.8k mi

That’s where the conversation is going with him so far. I have no problem with 2k-2.5k mile changes, that’s a little under a year for me. Just good to know what my changes need to be.

Amsoil 10w40 with the fuel dilution was still in grade, double the TBN and a better additive package in my opinion. Granted the Amsoil was 900 miles less on the OCI, however my thought is to run the Amsoil again for the same length OCI as the HPL. I try to keep my OCI'S the same length so it can be relatively consistent following the performance in terms of staying in grade, TBN etc. The wear element is what it is but leaves a signature with respect to how well it stays in grade, remaining TBN etc.
 
Amsoil 10w40 with the fuel dilution was still in grade, double the TBN and a better additive package in my opinion. Granted the Amsoil was 900 miles less on the OCI, however my thought is to run the Amsoil again for the same length OCI as the HPL. I try to keep my OCI'S the same length so it can be relatively consistent following the performance in terms of staying in grade, TBN etc. The wear element is what it is but leaves a signature with respect to how well it stays in grade, remaining TBN etc.
Sticking to 2k ish intervals now, trying the 15w-40 HPL next because why not! May eventually return to the Amsoil. Thanks for everyone’s input.
 
HPL loads most of their oils with moly. However their specific motorcycle oil designed for wet clutches has very little moly.

Redline used to have high moly content in their motorcycle oils and I had no issue with it.

I only throw out those two things as there can be or maybe different forms of moly that might not be helpful to a wet clutch. I assume you're having no problems but I'm interested to hear regardless.
 
Yeah, I'd have expected the HPL to held up better, considering how much it costs.
See if HPL can whip you up some no-VII 40.

Or, run Valvoline VR1 SAE40, if it doesn't bother you that it's a non-synthetic, non-MC specific oil. You'll never have to worry about shear. My bike loves the stuff. Currently $40/6 qts on Bezos Express.
 
Yeah, I'd have expected the HPL to held up better, considering how much it costs.
See if HPL can whip you up some no-VII 40.

Or, run Valvoline VR1 SAE40, if it doesn't bother you that it's a non-synthetic, non-MC specific oil. You'll never have to worry about shear. My bike loves the stuff. Currently $40/6 qts on Bezos Express.
I could do a straight weight in the summer, not all year though. Sounds like HPL may try tweaking the blend for me once they verify OAI’s results. I changed the oil though so will have to wait until the next fill.
 
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