yes port and polish done correctly will definitely improve performance...
price depending on who is doing it... there is no fixed price for port and polish job...
u can try nastyportflow in usj 1, behind summit.... they have some high precision tools there.... its not like u can try n error when it cmoes to pnp ur car.....
If you in jb can try xh racing,call0197853245.
I did my 6a12 v6 pnp together with 3angle and skim head at xh racing ,jb.price affordable.definately increase hp but need to adjust valve timing.
Ineed ur guys help . If I want to modify a GTi engine without changing it . I want to do those things -
-Internal mods like port and polish
-blue printing
-camshaft 272 degree and afew more
After that the performance good liao hah ? Somemore need to do what else ? And does anyone know how much will it cost ? And where to do ? My location is in Cheras . Thanks .
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