I'd say around 50ml, of the purest stuff you can get.
Done! Ran way better today till I got to an incline, which makes me think it might be water as the pump is to the rear of the tank. Reckon I might just clean the tank and pump this weekend. Really appreciate the advice.
@Chak started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
I'd say around 50ml, of the purest stuff you can get.