WebNov 30, 2003 · I paid 900 for a set of iron eagle heads from dart to be installed in my 355. The shop ended up installing GM vortec heads, heads that cost nearly half as much. … WebOct 12, 2007 · Note from Dart: The DRT007 casting number indicates our Iron Eagle S/S head. The "Thunder" name is likely a private label name used by a distributor. All of the S/S heads come with a 165cc intake runner, not 180cc. They …
Guide to Small Aftermarket Heads for Chevy Small-Blocks
WebChevy Aftermarket Heads Chevy Aftermarket Heads Engine Quest CH350I Engine Quest Vortec Heads. CH350C Dart Iron Eagle Platinum Heads Dart Iron Eagle SS Heads S/R Heads Sportsman II Heads Newsletter Signup Tips and tricks, by the pros & for the pros, to make your car go faster! Fill out my online form . Stuck with Cast Iron? WebMay 12, 2013 · Which type would be better for high performance street use: Dart Iron Eagle II 200cc Intake Runner. 64cc Combustion chamber. 2.02 Intake & 1.60 exhaust Valves. OR. GM Vortech Heads with 170cc Intake Runner. 64cc Combustion Chamber. 1.94 I & 1.50 … higher authority investments arieh kaltmann
Dart iron eagle vs GM vortec - Forums - Official C3 Vette …
WebJul 13, 2024 · The heads could take more cam, rpm and converter if you want to step it up later. These are better than almost any sbc factory head. If you wanted more low end velocity, vortecs would give that, requires changing intake as well. Mixed Opinions (range from 465 to 480 lift) without modifying vortecs. I see no reason to change these heads out. WebFeb 18, 2012 · Dart are a good head. Out of the box the EQ 180cc are a step above the 180cc dart iron eagle's. There is no meat left to cut out of the EQ heads runners and bowls. I was almost ready to send these back just because of the hype of the vortec heads but ran across a porter who is familer with both heads. He told me to stick with the EQs. WebSep 4, 2006 · _Dart Iron Eagle180cc with original intake (maybe an upgrade to Edelbrock performer or another intake which will accept the Quadrajet) _Vortec heads with edelbrock performer vortech intake (or GM vortech intake) (i will also have to change the valve covers in that case) _vortech Bowtie with the same manifold. higher audley blackburn