Reply To: GT 250 not delivering in low RPMs and problems to startup after a ride Aug 2, 2023 at 9:48 AM #10897 SimonParticipant Didn’t realise it was the fi one, a compression test is the first place to start. Aug 2, 2023 at 9:48 AM #10897 SimonParticipant Didn’t realise it was the fi one, a compression test is the first place to start.