i think the cubic capacity of the 1.7 is 1721cc-maybe its b172 as in 1721?
i could be worng-it could also be as in 2 valves per cyclinder e.g the volvo b230 (2.3 8 valve) and the volvo b234 (2.3 16valve)
probs the 1721cc thingy though?
anyone know abou this?