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    Real World Flow Differences 2.08"/ 1.74" Valves vs 2.14"/ 1.81" Valves " Pictures Added"

    I am almost never satisfied with not knowing why an experiment succeeded, failed, or showed no change. Teasing out the reason(s) for the outcome(s) can be incredibly valuable on their own, but that type of consideration, applied to all things, will help a person avoid charlatans wherever they...
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    Real World Flow Differences 2.08"/ 1.74" Valves vs 2.14"/ 1.81" Valves " Pictures Added"

    All the data you need is in the intake valve's curtain area. A larger diameter valve with dimensionally larger valve job potentially flows more mixture at any given lift point until port stall - all things being equal; i.e. no concern about shrouding, interference with exhaust valve. This...
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    Post your 10 second combo

    My junk runs 10.0s and sometimes dips into the 9.70 range with great air. It's a rather lightweight(2770 lbs w/me in the seat) '70 Duster. I will start at the upper front and work down ans back. The motor is an R1 345" W2 solid roller motor. The heads are really heavily worked w/ 2.08" intakes...
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    Hello from NH

    Hello all, I am a very long term A-Body owner. I have owned a few drag cars('66 Dart GT, '69 Valiant 100, '70 Duster) and a whole host of other A bodies. I mostly run dragbikes, but I do haul the Duster to New England Dragway(NED) a few times per year. I have owned the Duster since 1990. I...
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