Quote:
Originally Posted by SCOTI
210's are too much.
I'm looking for something that builds torque on 'true' pump gas motor (or.... a smaller runner size that still flows). I have a set of AFR-190 streets but the chambers are 68cc which is too small for pump gas & torquem on a flat-top 400 based engine. I've been looking @ the AFR-Eliminator 195's in a 75cc chamber but was curious if anything else was available that I might not know about.....
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How did you determine that the 68cc heads are too small for pump gas? Have you determined you static CR? I also disagree with you on the "210 is too big". Just about any engine builder will tell you that the bigger inch SBC need the 210cc runners. What makes you think you wont have enough torque? You can use the cam and intake to get the power band you want.
I have a 383 with AFR 210cc runners and 65cc chambers. I run a Victor Jr and a decent duration roller cam (240ish @050), which doesn't build all that much low end torque. More torque then the suspension can handle. I have caltrac, drag radials and adjustable shocks and additional weight in the rear. Runs on 91 octane all day long, 7k rpms, 36 degrees total.
Either way the AFR heads are great and either 195s or 210 will be your best bet. I would go with the 210 though.
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