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View Full Version : Da9 to b20 ?



1990B18A
18-10-2009, 01:00 PM
how hard to do is this conversion is it just straight bolt up like most Bseries
gearbox eco ETC because my b18b is dead and a b20 is half the price of a b18b

GSi_PSi
18-10-2009, 02:04 PM
yep b20 non vtec will bolt straight on, you might wanna swap over some parts like intake manifold etc.

1990B18A
18-10-2009, 02:50 PM
so keep my b18 intake and shit what about ecu

GSi_PSi
18-10-2009, 09:41 PM
i think your ecu will be okay as ppl in the us seem to run it with their standard ecu, otherwise just chip a p28 ecu or something

Chriskoss
18-10-2009, 10:08 PM
Where can you get these B20's cheaper than b18s 1990B18A?

GSi_PSi
18-10-2009, 10:21 PM
they not actually cheaper round bout the same price, but usually cause the b18a's come with the gearboxes they are more expensive

A-man
18-10-2009, 10:36 PM
as far as i can see it (im lookin at this myself and ive had a little to deal with crvs)

is the b18a head will bolt on which means u just use the stock da9 everything except bottom end

so same box, intake manifold, exhaust, ecu, wiring, injectors etc.

if u wish to use the whole b20 engine change the manifold to a b18a because u may have clearance issues with the bonnet depending on the yr the b20 is

GSi_PSi
18-10-2009, 10:41 PM
as far as i can see it (im lookin at this myself and ive had a little to deal with crvs)

is the b18a head will bolt on which means u just use the stock da9 everything except bottom end

so same box, intake manifold, exhaust, ecu, wiring, injectors etc.

if u wish to use the whole b20 engine change the manifold to a b18a because u may have clearance issues with the bonnet depending on the yr the b20 is

I think the B18a/B18b manifold also flows better than the CRV one

A-man
18-10-2009, 10:57 PM
yeh its got real long runners so it should make heaps of torque?

but i doubt it will fit in the da9 just coz its quite tall