In the late 70's GM began referring to the 350 as a "5.7 litre V8" (at least here in Canada). However they still listed the bore and stroke as 4.0 x 3.5 (inches). I think the name change happened about the same time as they stopped displaying the engine size on the truck's grill.


Gord 🇨🇦
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1954 1/2 ton 235 4 speed