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user removed · 08-31-2015, 07:07 PM

Flat heads are low compression engines, with serious limitations as to breathing and combustion chamber volume. Hard to get one breathing without lower compression.
Limit seems to be about 8-1.

regards
mech

08-31-2015, 07:07 PM	#3 (permalink)
user removed Master EcoModder Join Date: Sep 2009 Posts: 5,927 Thanks: 877 Thanked 2,024 Times in 1,304 Posts	Flat heads are low compression engines, with serious limitations as to breathing and combustion chamber volume. Hard to get one breathing without lower compression. Limit seems to be about 8-1. regards mech