Read "Path and Strats (Pre Fuel Skip) first, Bounce Strat and Poopsey Strat are still relevant. It appears that you don't need to take 2 Energy Boosters but just 1, this fact was discovered on 2018-08-28 by dha, his method wasn't optimal, neither probable to recreate as Power Bar seemed to be partially luck-based.

Fuel Skip

But actually optimal way of achieving Fuel Skip was found, you must go for the 1st Rocket Piece and then constantly pressing up, you must bounce off the right invisible wall and then constantly go upper left, get 2nd Rocket Piece and fly for the next one. Like presented on the video, the first Power Bar goes down a little bit after collecting 3rd Rocket Piece, which saves enough fuel to be able to skip 1st Energy Boost (assuming you also do Poopsey and Bounce Strat) #Path The current path looks like that https://imgur.com/a/hKHFmIv