Sport 4 also has sufficient ZZDP (anti scuff agent) in it; many automotive
(including
motorcycle stuff) equivalents don't, because those would contaminate exhaust
catalysts.
Duncan McF.
> On 20 August 2020 at 16:17 "h&jeuropa" <butcher43@att.net> wrote:
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> Jeff,
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> We have been using AeroShell Sport Plus 4 for many years. We like that Rotax
endorses it and that the formula can't be changed without Rotax approval.
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> Jim & Heather
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> Read this topic online here:
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> http://forums.matronics.com/viewtopic.php?p=497877#497877
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