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Home. ...... The Gas Gas Guru. Technical Information.
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Professional tuner and 'Trials Competition' writer Jon Stoodley has very kindly stepped up to the plate to answer your questions. If you're having problems, or need some advice just send an email to Jon. If it's something that could be useful to others, we'll post it on the site. |
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Jim Snell of TrialsPartsUSA (Rising Sun Imports) has provided a wealth of information for this site. Many Trials bike owners find it difficult to find 'definitive' information on what's good and bad for their machines. Jim has given us the official Gas Gas recomendations. |
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Gas Gas Recomendations
Spark Plug |
NGKBP5RES, Champion RN11YC, Bosch Platinum WR9DP |
Trans/Clutch Oil |
Always 5W30 (Not 10W40), 350cc for the Pro, 650cc for other models, normal motor oil (Castrol/Penzoil etc). It is not recommended to use synthetic oil. |
Gasoline |
95 Octane minimum. No alcohol type blends. (Jim uses Sunoco purple 115 octane 20% to Shell unleaded premium 80%). |
Premix |
Between 80:1 and 100:1 |
Brake Fluid |
DOT 4 is standard. DOT 5 is fine. (All higher numbers mix with lower numbers). |
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It's sometimes difficult to get the right advice when it comes to bike set up and maintenance. We will endeavor to keep adding more content to this section . If there are any subjects you would particularly like to see covered, please email us.
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Home. ..... The Gas Gas Guru. Technical Information.
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