Evo 7 build to come

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vr401

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Joined
Jan 31, 2006
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As topic says, I will be building my evo 7 with forged rods and pistons, cams and cam gears plus a bit of port job on head. Turbo will be changed too. It will mainly be on E85 setup.
Some driveline upgrades too at later stage.
Also, I am going to keep it as 2.0l, no stroker at all.

Now, I want to hear your thoughts on:

What compresion should I pick? From 8.5:1 to 10:1
What brand cams and size plus anything to go with them?
What turbo?

Car is for mostly street use and I may think of some circuit racing too.

Thank You
 
if you are going to run just E85...compression 10-1. BUT if you are ever going to use it for street driving...9-1 so you can use 98. the 7 has a tiny tank and will go through a tank of 85 really fast!!
 
Are you building yourself or having a builder do it? if someones building it for you would prob be a good idea to let them know what your plans for the car are and then they could recommend which way to go build wise.
 
EV0300 said:
Are you building yourself or having a builder do it? if someones building it for you would prob be a good idea to let them know what your plans for the car are and then they could recommend which way to go build wise.
I am doing it myself.
 
BMGTZ said:
if you are going to run just E85...compression 10-1. BUT if you are ever going to use it for street driving...9-1 so you can use 98. the 7 has a tiny tank and will go through a tank of 85 really fast!!
I do close to 300km as it is now on E85. For my local drive it is plenty for now.
I am thinking 9:1 as most suitable for my setup.
Also, i read good feedback on kelford 272
 
Ok guys.
Some update on this.
I will probably be getting as listed below

8.5-1 compression 2.3 stroker


Engine Block out of evo 8 (Two cylinders are sleeved with edge cut)
JE forged pistons with rings and forged scat rods along with balanced ACL bearings-put together with ARP bolts
Pistons are marked according to the cylinder number and the bearings are sticked to avoid mixing up
Eagle forged crank (not the latest knife edged version and the part number is not stamped has marking 1332)

Head fitted with +1 ferrea valves in intake side and all tunnels are cleaned up
BC 280 cams with BC springs and BC titanium caps,
head was acid washed and all machined up

More to come :D
 
vr401 said:
Ok guys.
Some update on this.
I will probably be getting as listed below
8.5-1 compression 2.3 stroker
Engine Block out of evo 8 (Two cylinders are sleeved with edge cut)
JE forged pistons with rings and forged scat rods along with balanced ACL bearings-put together with ARP bolts
Pistons are marked according to the cylinder number and the bearings are sticked to avoid mixing up
Eagle forged crank (not the latest knife edged version and the part number is not stamped has marking 1332)
Head fitted with +1 ferrea valves in intake side and all tunnels are cleaned up
BC 280 cams with BC springs and BC titanium caps,
head was acid washed and all machined up
More to come :D
All parts now ordered. :D
 

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