WebOct 23, 2009 · lift : .483" /.477" , lobe center: 112 degrees. For the Comp cams solid lifter reproduction Duntov 30-30, P/N 12-673-4, specs are: advertised duration: 284 intake/291 … WebJul 29, 2006 · Re: anyone found that moderns cams work better with stock OE exhaust manifolds. i agree, i was expecting to pick up serious torque though. the Duntov 30-30 is a high rpm cam and itrs hard to beat that thing from 4000-7000 in a small motor. but i was expecting this new cam to make much more torque down low, but it simply doesn't....
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WebThe hydraulic flat tappet camshaft includes 327 c.i./350 HP camshaft and camshaft and lifter kit. The solid flat tappet camshafts include: 30-30 Duntov camshaft, L78/427 camshaft, L88 camshaft as well as … WebJul 28, 2014 · repro of the Duntov 30/30 Those cams are reproduction of the cam Zora Duntov designed for the Mech FI 327 back in the 60s. They are a noisy cam in the low … dutch reality show
Elgin Chev SB Mechanical Flat Tappet Camshafts - Competition …
WebNov 1, 2013 · Bigger 2.02 valves weren't used until 1964. 340 HP engines had forged small dome pistons (about 11.25 to 1). The 340HP engines were the same as the 360HP engines except for the carburetor versus fuel injection. The 30-30 solid lifter camshaft was first available in 1964 with the bigger valve engines. WebApr 10, 2024 · I did great with a 30-30 camshaft and GM edge orifice solid lifters. I was running AHRA F1-D/MP in a 1959 Chevrolet Impala, B-W T-10 4-speed, 327 CI, Hedman tri-y headers, Crane valve springs, 1967 FI heads by the late Joe Mondello, 3-2 bbl Rochester carburetors, 4.56:1 posi with 8.00x15 Atlas Buchrons. I won my class in the 1968 AHRA … WebNov 2, 2024 · These are very common replacement upgrade cams. Most lifts are in the .440 to .470 range, dur @.050 from 214-230. Above mid 230's starts to get into the range where vacuum suffers, a mild stall is needed, a sharp tuner can extend that range a bit RV CAM 1 (summit) Lift .450/.450 Dur @ .050 218/218 LSA 106 RV CAM 2 (summit) Lift .443/.465 in a bulb there is a flower