builtb20vtec vs built gsr,,,how much difference?
k, hereis the thing..right now i got a sleeved block(gsr) at 84mm..but it has 9.1cr pistons in it...i have a couple options right now...
1)yank motor..measure piston to cylinder wall clearances..yank pistons and replace withhigher comp pistons....hopefully block wont need to be rebored because thatyll take 2 weeks and i only have 2 weeks max to get this thing running
2)dont yank motor, just drop in other 84mm slugs and hope for the best.
3)a local shop here is willing to give me $1000 + a gsr block with all new bearings etc in it and either jdm itr slugs or jdm b16 slugs(whichever i choose) for my block..i'm leaning towards the third...
how much hp do you think i will lose and how much tq..i was told 10-15whp and tq
this will just be my perky daily driver......looking for 200-220whp and i'll be happy..jeff from ib is doing the tuning
my setup consists of...
head: jg pro series GSR head
full jg valvetrain, stainless steel valves
jg pro series port n polish jpb
dynamic autosport spec B camshafts
skunk2 intake manifold
ITR TB, aem 3inch intake....cai if ityll fit
an-r compart headers
full 2.5inch exhaust straight back..no cat
block:well..u saw the block options
i got 370cc injectors also
..my compression i would like to be from 11.5-11.8 or so since i only got 92 octane here..initially this will be run off a vafc, a wideband and a chipped ecu..if jeff hasnt arrived yet..then i will get it hondata tuned
anyhow lemme know yalls opinions
keep in mind with the gsr block i'll get 1000 cash....pay for all mytuning n stuff..
1)yank motor..measure piston to cylinder wall clearances..yank pistons and replace withhigher comp pistons....hopefully block wont need to be rebored because thatyll take 2 weeks and i only have 2 weeks max to get this thing running
2)dont yank motor, just drop in other 84mm slugs and hope for the best.
3)a local shop here is willing to give me $1000 + a gsr block with all new bearings etc in it and either jdm itr slugs or jdm b16 slugs(whichever i choose) for my block..i'm leaning towards the third...
how much hp do you think i will lose and how much tq..i was told 10-15whp and tq
this will just be my perky daily driver......looking for 200-220whp and i'll be happy..jeff from ib is doing the tuning
my setup consists of...
head: jg pro series GSR head
full jg valvetrain, stainless steel valves
jg pro series port n polish jpb
dynamic autosport spec B camshafts
skunk2 intake manifold
ITR TB, aem 3inch intake....cai if ityll fit
an-r compart headers
full 2.5inch exhaust straight back..no cat
block:well..u saw the block options
i got 370cc injectors also
..my compression i would like to be from 11.5-11.8 or so since i only got 92 octane here..initially this will be run off a vafc, a wideband and a chipped ecu..if jeff hasnt arrived yet..then i will get it hondata tuned
anyhow lemme know yalls opinions
keep in mind with the gsr block i'll get 1000 cash....pay for all mytuning n stuff..
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by JayDieM »</TD></TR><TR><TD CLASS="quote">id go with Option2(haha get it
) yea it seems to me thats the best way to go cause you can drop them in and tune your way to 220+ from there
and im sure you'll be up there.</TD></TR></TABLE>
yeah i could drop them in..but what happens if the cylinder to piston clearance is way off??or the cylinder is ova for somereaon?
) yea it seems to me thats the best way to go cause you can drop them in and tune your way to 220+ from there
and im sure you'll be up there.</TD></TR></TABLE>yeah i could drop them in..but what happens if the cylinder to piston clearance is way off??or the cylinder is ova for somereaon?
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DDTECH
All Motor / Naturally Aspirated
289
Oct 28, 2009 09:27 PM



bout 20whp..
