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Measured by me. My BC stage 2 intake cam is in the car ATM. I will measure it when I pull it out. Looks like the 7MGTE intake cam has more lift and about 10 degrees more durataion than the NA cam.

What is that soft white metal stuff Toyota use that gets deep grooves in it? Can it just be polished out?

I have seen videos and photos online of people using dyes and smoke to show where the air is flowing inside the port when on the flow bench. Easiest thing to do is feed a cotton thread in the port when its running. Question is does this show anything useful. In mine it is only happy when its...

Anybody got experience using neway valve seat cutters on the 7M head? How hard do you have to press when turning the cutter around? Do the cutters need regular replacement? I bought a second hand set and dont know how sharp the cutters are relative to a new set.

Anybody got good pics of a deshrouded 7M head. It seems that the intake valves are a bit shrouded where they are at the closest point to the chamber walls. I have read that you need to maintain atleast 20% of the valve head diameter clearance. Around the chamber walls the stock head has...

Did anybody ever take a head cross section through ports. Like the picture in this link of a 4AGE head. http://www.billzilla.org/16vhead.jpg The one on IJ's thread is through the centre and doesn't really show the ports. I am particularly interested in the shape around the valve guide.

have found a couple of different sources that suggest the intake runners on my 7m-ge engine should be about 36mm to have a peak torque in a useable rev range. The book "Four stroke performance tuning" which seems to be very good reference fo NA stuff suggests that the intake runners should be...

OK here is my dilema. I have a impco 225 LPG carb on my 7mge. I have found that it is too restrictive and since the air flows through it regardless if its running on LPG or unleaded it affects the performance both on LPG and on unleaded. The impco 225 is rated to 329cfm. This sounds like...

Anybody know if the impco 225 is a good size for my 7mge? I read somewhere its rated to 329cfm or 200hp. IS there a bigger one that can be substituted?? See pic below.

-------------------------------------------------------------------------------- Hey I have just fitted a set of brian crower stage 2 cams to my 7MGE and now I cant get enough static ignition advance before I hit the end of the adjustment range. Max advance at idle I can get is about 5 deg...

What is the highest power recorded from an NA 7m-ge?? All the ones on 7Mpower are turbos. Anybody broken about 120 rwkw??