NEW ITR HEAD... valvtrain upgrade?
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NEW ITR HEAD... valvtrain upgrade?
so im building a motor for boost and i bought a brand new ITR head from acura. can i use this stock? or should i upgrade the valvesprings and retainers? looking to make 400WHP. thanks.
setup:
b18c1 GE 83mm
b18c1 knife-edged crank
acl bearings
arp rods bolts
eagle rods
cp 9:1 pistons
itr oil pump/water pump
head completely stock ITR
setup:
b18c1 GE 83mm
b18c1 knife-edged crank
acl bearings
arp rods bolts
eagle rods
cp 9:1 pistons
itr oil pump/water pump
head completely stock ITR
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Re: NEW ITR HEAD... valvtrain upgrade? (imola-red dc2)
itr valvetrain is fine up to 8200-8400 rpms, and even that high of rpms are still skeptical.
personally i would upgrade the valvetrain just to have room for upgrade and it'll give you reassurance that you won't have valve float when you do rev really high (if you are making power up there).
personally i would upgrade the valvetrain just to have room for upgrade and it'll give you reassurance that you won't have valve float when you do rev really high (if you are making power up there).
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Re: NEW ITR HEAD... valvtrain upgrade? (xtremeazian)
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by xtremeazian »</TD></TR><TR><TD CLASS="quote">damn how much was the itr head from the dealer?? </TD></TR></TABLE>
around 1600$ i'm guessing
http://www.jhpusa.com/catalog/...07fb0
around 1600$ i'm guessing
http://www.jhpusa.com/catalog/...07fb0
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Re: NEW ITR HEAD... valvtrain upgrade? (eg6junkie)
ok cool thanks, im gonna be adding supertech valvesprings and retainers. i bought the itr head new for 1400.
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xsnrgsr
All Motor / Naturally Aspirated
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08-22-2003 04:43 PM