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I am going to replace the heads on my 408 in a few weeks and don't want to make a mistake. The motor now has a set of big valved J heads cc'd @71 they have had some port work on them but I do not know the extent. My motor is now 9.2:1 comp, and a street only motor. Specs: 1974 360 bored .030...

Hello I am getting ready to begin assembly on my 408. block should be finished Wenesday. Here is what I am thinking, about cam istallation. Since the car is a street car only I am consideing advancing the cam 4* to give the motor better low end. Here is my combo. 9.2:1 comp ported J heads...

I am taking my block to the machine shop on Thursday. My question is how much should I have him take off the block. My combo adds up to 9.583 that should make the pistons down the hole .017 considering stock height of 9.600??? I am running the 71cc j heads. I talked with the machine shop and he...

Happy New Year to everyone. I am new here but have been lurking for a while. I am in the process of building a 408 stroker motor for my 74 Dart Sport. I purchased the kit and cam from Indy Cylinder Heads. I am looking for a street machine with lots of torque. I have concerns about the cam that...