hi everybody, I've 1.1l saxo bic, can you help me to adjust my intake & exhaust valves, I know the original setting is 20(intake) /40(exhaust), but I want to win a little of performance, how much can I add max to the intake valves, without they touch the pistons, when the engine is running??
((( Sorry for my english, I'm from the Isles, """Guadeloupe 971""" précisely)))

((( Sorry for my english, I'm from the Isles, """Guadeloupe 971""" précisely)))