Forum Chat Back to Forum Chat...https://www.minicooper.org/wp-content/plugins/wp-symposium-pro/forums/../css/images/wait.gifjetting H4 Su carbs (1 reply)bodyshell210 months agobodyshell2 10 months agoHi i have mk1 1340cc cooper s with a 649 cam, twin 1 1/2" can anyone enlighten me as to which jets to use i have cp4 jets in at the moments but the car seems to be running out off breath at the top end ie, too lean! ROLI10 months agoROLI 10 months agoStart with the BG needles, thats what I ran in mine. Recent posts Back to Forum Chat... Back to Forum
Hi i have mk1 1340cc cooper s with a 649 cam, twin 1 1/2" can anyone enlighten me as to which jets to use i have cp4 jets in at the moments but the car seems to be running out off breath at the top end ie, too lean!