Почитал тут про ГБЦ на 4-х литровики.
Non-HO head #2686 (Courtesy of Greg Friedman)
Valve lift (in)..... 0.2 ... 0.3 ... 0.4 ... 0.5 ... 0.6
Intake flow.... 122.0 168.0 186.0 189.0 192.0
Exhaust flow....88.0 114.0 130.0 134.0 138.0
Ported non-HO head #2686
Valve lift (in)..... 0.2 ... 0.3 ... 0.4 ... 0.5 ... 0.6
Intake flow.... 124.0 183.0 197.0 207.0 216.0
Exhaust flow....87.0 113.0 138.0 153.0 159.0
HO head #7120 & #0630 (Courtesy of John Brown)
Valve lift (in)... 0.1 ... 0.2 ... 0.3 ... 0.4 ... 0.5 ... 0.6
Intake flow.... 66.0 128.0 179.0 206.0 209.0 209.0
Exhaust flow. 55.0 100.0 120.0 136.0 141.0 141.2
Ported HO head #7120
Valve lift (in)... 0.1 ... 0.2 ... 0.3 ... 0.4 ... 0.5 ... 0.6
Intake flow.... 68.4 132.6 185.4 213.4 216.5 216.5
Exhaust flow. 64.3 116.9 149.6 158.9 164.8 165.0
HO head #0331
Valve lift (in)..... 0.1 ... 0.2 ... 0.3 ... 0.4 ... 0.5 ... 0.6
Intake flow..... 59.4 122.6 171.1 201.1 214.3 218.4
Exhaust flow...47.1 93.4 123.3 140.9 147.0 149.7
Ported HO head #0331
Valve lift (in)..... 0.1 ... 0.2 ... 0.3 ... 0.4 ... 0.5 ... 0.6
Intake flow..... 65.2 128.4 186.5 219.5 218.9 224.8
Exhaust flow...56.9 96.9 123.9 140.2 148.9 153.2
Ported big valve 2.02/1.60 HO head
Valve lift (in)... 0.1 ... 0.2 ... 0.3 ... 0.4 ... 0.5
Intake flow.... 73.9 142.4 197.8 229.8 247.0
Exhaust flow. 65.3 114.0 135.9 146.3 157.1
Hesco aluminium 1.91/1.50 head
Valve lift (in)... 0.1 ... 0.2 ... 0.3 ... 0.4 ... 0.5
Intake flow.... 74.0 134.0 183.0 226.0 255.0
Exhaust flow. 55.0 93.0 117.0 131.0 142.0
Алюминий рулит :D
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