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View Full Version : How much timing advance on E85?



vtraudt
09-23-2020, 05:32 AM
What max timing advance is 'common' for built 1.8T on E85 (here: TT225, stock 9.0 compression, 30 psi tapering to 25 psi)?
Photos show pump gas tune overlaid with current E85 tune. Should I add more timing?

https://scontent.fdet1-1.fna.fbcdn.net/v/t1.0-9/120032479_2696246090617867_6994773559886007893_o.p ng?_nc_cat=102&_nc_sid=825194&_nc_ohc=klY2hcKCftUAX9-Pdbe&_nc_oc=AQkmr5iZHeJETqpaAXXxJTR97vWX_iyF9HHwfQ8v8xJ ZiQSv_AKwopFegaO-TT-ktVgWJgeB1qMYVZI7UJ0ZK5Jh&_nc_ht=scontent.fdet1-1.fna&oh=71b1334d0a93d74618e5ad4bf1cd846c&oe=5F91C852198127