Why different engine oils

  • TexasKZ
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Why different engine oils

15 Feb 2025 07:52
#909037
Yup, another oil thread.

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1981 KZ1000 LTD awaiting resurrection
2000 ZRX1100 not ridden enough

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  • Nessism
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Re: Why different engine oils

15 Feb 2025 08:25
#909038
Love me some Lake Jr. youtube!

20W-50 high ZDDP oils are the clear Harley choice.  But how many KZ guys run 20W-50?  

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  • Kelly E
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Re: Why different engine oils

15 Feb 2025 09:37
#909039
We run 15w/40 diesel oil in 10 of the bikes including the KZ 1000. We run 20w/50 synthetic in the Harley Fatboy and the Moto Guzzi 1000 Le Mans.
The Rust Bros. Garage Collection
1974 Honda CB 550 K0
1975 Honda CB 400F Super Sport
1977 Kawasaki KZ 1000 LTD
1980 Suzuki GS 1100E
1982 Honda CB 900F Super Sport
1983 Honda CB 1100F
1984 Honda Sabre 700
1984 Honda Interceptor 1000
1990 Moto Guzzi 1000
1994 Kawasaki ZG 1000 Concours

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  • Scirocco
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Re: Why different engine oils

15 Feb 2025 10:57 - 15 Feb 2025 10:58
#909042
I run 20w/50 on the twins and 10w/50 on the single and 4 cyl. bikes, but this is my choice of the "holy oil bible".

 
 
 
 
 

 
Last edit: 15 Feb 2025 10:58 by Scirocco.
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