My B20B project just get started

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i suggest u better cancel the oversize 1mm valve... its very dangerous unless u dont mind to build another engine in a short time.... :biggrin:
valve to valve clearance is very very close...
 
Yeah i agree with hattech-v. I still don't understand why you need the 1mm oversized valve with your setup. You'll benefit more sending out the head for port and polish job (reputable ones ler) and stick with OEM type R valves.
 
i don't understand.... said budget one but bought arp studs, ferrea valves.... so you get it free kah???? thats why simply buy now cannot use... the item just give me only.... buy you tea ok???
 
eh.... u how old now??? somemore want to play car???? save money for milk powder la...
 
aiyah.. what point to buy milk powder meh...
summore cannot suda potong... ahaks...
joke oni...
 
oversize 1mm...
hmmm...
i dont know...

more air flow in....
more response......
hahaha......

currently im using ITR head set with BC 304 , omni power VS + retainer....
done my PnP...but jus a minor 1....
just smoothen all the runners.....
plan something diff.....

1 of my fren evo5,internal stock, oversize valve, garrett 3540, tomei cam & etc....
after install oversize valve...loads of difference..
with almost 10 CR in a turbo & boost 2 bar.....
he smoke me like a drumstick.....
that y i plan the same setup..
OS valve
haha...

if u didnt try..u wont know...
right...

btw,
u guys say that i should give up my arp??? :biggrin:
if sell it of i can get few hundreds back..
hehe :burnout:
 
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my brand new 84mm..
havent send to machine shop yet...
shinny :love:
 

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dear steady mat rock...

20b = 89mm stroke
18c = 87mm stroke

reduce cc...

u can calculate ur displacement by :
(bore divide 2)(bore divide 2) X 3.142 x stroke X 4

hope this helps....
con rod stick the same..coz block height is the same..
 
btw...
currently im using Skunk 2 pro intake + 70 mm TB.....
wat do u guys think if i change to custome Super 90 intake with 75mm TB...

OR MAYB ITB

hohohoho :hmmmm:
 
owh.. so how much compression do you target??

as mine only 12.5 that is what i've been told by my mech.....
 
btw...
currently im using Skunk 2 pro intake + 70 mm TB.....
wat do u guys think if i change to custome Super 90 intake with 75mm TB...

OR MAYB ITB

hohohoho :hmmmm:

what is ur management ecu??
 
management....
haha..
gd question....
for budget, only my trusted VAFC 2....

It's ok too...
get vafc2 then go dyno....
after that get hondata and dyno too...

Neway, don't want to try crome??
 
owh.. so how much compression do you target??

as mine only 12.5 that is what i've been told by my mech.....


target compression.
hmmm...
dont have woh....
im running 12 now with my b18b....
knock like hell with pump petrol when afternoon driving...............
mayb stick with 12..
but all mechs do their compression test by compression tester only...
the assume the KGM is the CR..
i doubt about that..... :hmmmm:
any idea any 1..........
 
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