408 Build Thread

I would talk to someone who has already built a few strokers and get advice from them about parts. Every parts guy I have ever talked to from a manufacter gave me bad parts. I went to jegs in colombus to buy my intake and carb. I was told to go with the performer intake and a 600 cfm in carb. Then I told the guy I wanted it to be a strip/street car so he said to go with a single plain intake. At that point I walked away and just ordered the parts.


The 2nd guy you walked away from knew what he was talking about.

You don't build a deep breathing stroker and use factory small stuff, well you do when you want it to perform like crap.

When you build a stroker you need to walk away from what you think you know and forget EVERYTHING about the motors old design , because it is no longer ANYTHING 340 like or 360 like.

1st thing is to get BIG heads even for a street car, ports need to be much larger in the 200cc area and flow in the 290+.

2nd cams need to be starting in the 240@50 area

3rd intakes need to be large, and open intakes aren't a issue for a stroker with a 1.5 RR, they aren't lazy down low like a 1.8 RR 18, 40 and although somewhat better 1.7 60 still not a 1.5


PISTON speed is key, and everyone ignores RR and fuks up every stroker using all the wrong stuff, because they THINK they know and have no clue.

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