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Yeah, you would. Especially if you change the intake manifold.
If you wanted to do it on the cheap you could just use the SV5000 tune.
The crow 4001 is fairly much the sv5000 cam, the crow 4502 is more like the GRP A cam.
If you wanted to do it on the cheap you could just use the SV5000 tune.
The crow 4001 is fairly much the sv5000 cam, the crow 4502 is more like the GRP A cam.