The B20VTEC discussion thread

[Touge Tom]

everyone running with non standard bottom end, what compression do you guys have?

13.0 comp pistons, but with the gasket i'm using its 12.5.

[GSi_PSi]

^tuned on 98 octane ?

[Touge Tom]

^tuned on 98 octane ?

has to use 98. other wise it pings.

[pinoy-boi]

12.7 running 98 octane

[tinkerbell]

12.5:1 on 98

[Bludger]

this is how i do it (2.5MB):

So bottom of this Ebay canister, a hose runs the oil drain, back to the Prelude fitting on the block? prelude oil cooler fittings (part# 11107-PK2-003)

[Bludger]

ivé had a b20vtec for 3 years now built from the bottom up. you name it, type-r crank and low friction journal berring's , 84.5mm forged 13 comp pistons with 3 leaf head gasket to drop the comp to 12.5, forged rod's, block guard+welded in and the block planed and the cylinder's honed out, p72 vtec head, stage 3 + buddyclub cam's, skunk2 intake manifold, buddyclub 4-2-1 header, high flow cat with 2.5 straight through piping, toda racing fly wheel, exedy sports tuff clutch, type-r gearbox 4.7 final drive, koni adjustable shock's with lowered king spring's, blox 68mm throttle body, buddy club double coil valve spring's with titanium retainer's, jdm p30 ecu with apexi vafc2 and 240cc injectors. and this is my daily to and from work ,shop's, road trip's and home. iv'e had no problem's with this set up. it was buit @ good performance centre yennora by charlie and his crew. so why doe's everybody hate on the frankenstien?

any problems with the 240cc injectors?

sounds small for what you have.

[Bludger]

i would change the head gasket to golden eagle gasket that comes with the kit

no you wouldn't, you would pay someone else to do it.

[bennjamin]

no you wouldn't, you would pay someone else to do it.

....and still owe them money !

[tinkerbell]

So bottom of this Ebay canister, a hose runs the oil drain, back to the Prelude fitting on the block? prelude oil cooler fittings (part# 11107-PK2-003)

yes, there is a 9/16 barbed fitting on the bottom that leads to the 'Prelude' fitting on the TB side hole...

[tinkerbell]

any problems with the 240cc injectors?

sounds small for what you have.

he'd be running 80psi fuel pressure or similar...

[Sideburns1]

hey ive got a question im doing a b20 build now im running cp 12.5:1 pistons eagle rods stock b20 crank for the bottom end and ive got a jdm b18c itr head and i wanted to run stage 2 or 3 skunk 2 cams and valve train...has anyone ran this setup or similar and had issues with valves touching or anything similar??

thanks