b18a head on B18b block

skoodles

I <3 Vanessa
correct me if im wrong i thought the only difference in the 2. i know the intake manifold for sure.....and maybe a little in cams?
 


Aussie

Zoom-Zoom
Everything is the same except for the ports. The b18b has larger intake and exhaust ports.
 

billcass

New Member
if the ports are bigger on the b18b head then wouldnt that be better on a b18a? i could be completely wrong, just throwin it out there though
 

javi6romero

New Member
i appreciate your guys and gals input. The reason im putting on a b18a head instead of the b18b head is because the head was given to me for free already fully built and machined.
 


billcass

New Member
lucky you. so am i correct at all though? will a stock b18b head make any more power at all on a b18a block?
 
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