Here is a comparison between my 670 heads, and these Edelbrock heads. I only have flow numbers to .450 lift right now. I have the higher lift numbers at work.
____670__________Edelbrock_____
_Lift_________CFM
.100"____71_________74
.150"____105.4______113
.200"____146_______147
.250"____185_______180
.300"____219.8_____209
.350"____247.1_____236
.400"____265.5_____255
.450"____273.8_____270
AVG,____189.2_____185.5
Pontiac Power! And to think this was done with only a 175 CC runner!
__________________
Paul Carter
Carter Cryogenics
www.cartercryo.com
520-409-7236
Koerner Racing Engines
You killed it, We build it!
520-294-5758
64 GTO, under re-construction, 412 CID, also under construction.
87 S-10 Pickup, 321,000 miles
99Monte Carlo, 293,000 miles
86 Bronco, 218,000 miles
|