Engines! The 604’s was less than ideal.
Turning to the engine, one can see how an attempt to save money here also proved forlorn. The one clear advantage of using the 504 architecture was never exploited: the 604 never had the same range of engines as the earlier car. What it had was a 60° V6 engine designed in co-operation with Renault and Volvo.
As Motor pointed out in 1975, engine development requires a very large investment. Peugeot did not see the sales volumes of the 604 being large enough to justify designing a wholly new V6 on their own. This strategy certainly saved investment costs but did not lead to Peugeot having a competitive motor.
The powerplant faced the problem that it didn’t turn out quite enough motive force (though it was hardly slow by the day’s standards) and the 604 was a seen as a heavy car, presumably a result of an attempt to Continue reading “An afternoon like dusk – The 604 story, Pt. 4”