i did a set of SR CNC295's a couple months ago.....figured i'd add them to the list here....
the exhaust was actually pretty weak OOTB on this particular set, but came around with some tweeking.
same cylinder for both tests.....a true "before and after" test.
Intake ports:
A- as delivered from Indy
B- PRH valve job, back cut valve, blend valve job into bowl and chamber
lift----A/B
.100--66.7/74.3
.200-142.7/150.1
.300-213.5/219.6
.400-269.3/275.6
.500-307.4/314.6
.550-322.4/329.9
.600-335.5/342.2
.650-343.0/351.6
.700-349.7/359.0
.750-356.0/360.9
Exhaust ports:
C- as delivered from Indy
D- PRH valve job, back cut valve, blend valve job into bowl and chamber
no flow tube for either test
lift----C/D
.100--53.0/58.5
.200-104.2/114.6
.300-146.8/164.7
.400-177.3/203.4
.500-198.1/232.4
.550-207.6/243.8
.600-217.9/253.4
.650-224.8/263.7
.700-230.5/272.4
.750-235.1/270.5