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Compression of a 1.8L head on 2.0 tall block?

642 Views 2 Replies 3 Participants Last post by  ABA Scirocco
Just finished swapping aba into my 92 jetta and now need to move on to the next project. Building replacement engine for my 87 golf.
I'm planning on keeping the CIS-E (read- do not want to screw with wiring on a non CE2 car), and would like to have a little more displacement and like the smoother 2.0 liter tall block. Does anyone know what the compression ratio for a 2.0 liter tall block with a 1.8L head is. or can anyone tell me what the volume the 2.0 and the 1.8 heads are (how many cc's).
This will not be a boost engine, so unless I can get good compression easy and cheap then I'm gonna stick with one of the 1.8Ls liter the shop.
Thanks,
Peanut
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Re: Compression of a 1.8L head on 2.0 tall block? (Peanut)

Same as it was with 2L head, 10:1. Both heads are 30cc.
Re: Compression of a 1.8L head on 2.0 tall block? (Peanut)

When I did my swap, I cc'd both heads, the ABA X-flow chambers are 32 cc's the 1.8L head is 30 cc's so that works out to something like 10.3:1 with the 1.8L head on the ABA block.
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