question on heads for ne1 that knows (five-7 maybe)
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From: Tiffin OHIO
Car: 1987 Iroc-z Convertible
question on heads for ne1 that knows (five-7 maybe)
was wondering if anyone has or knows where I can get the flow numbers on a stock set of bowtie phase 2 034 heads and also possibly 18 degree aluminum in stock form also. I don't know if this is the right forum for this but couldn't think of anywhere else. Thanks
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Joined: Sep 2001
Posts: 6,111
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From: Ontario, Canada
Car: 1988 Firebird S/E
Engine: 406Ci Vortec SBC
Transmission: TH-350/3500stall
Axle/Gears: 7.5" Auburn 4.10 Posi-Traction
062 L-31 034 BOWTIE
IN EX IN EX
VALVE
LIFT
.100 69.2 50.4 67.1 75.7
.200 146 101.6 138.2 120.4
.300 195.2 135 195.2 137.8
.400 222.3 146.9 229.5 165.9
.500 227.7 148.2 245.7 169.3
.600 230.1 148.5 231.8 170.5
IN EX IN EX
VALVE
LIFT
.100 69.2 50.4 67.1 75.7
.200 146 101.6 138.2 120.4
.300 195.2 135 195.2 137.8
.400 222.3 146.9 229.5 165.9
.500 227.7 148.2 245.7 169.3
.600 230.1 148.5 231.8 170.5
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From: Tiffin OHIO
Car: 1987 Iroc-z Convertible
that's what I'm looking for. I popped the numbers into my desktop dyno compared to the other numbers I had and my combo doesn't really change. peak numbers don't move. I am hoping this thing will run right when I actually get a chance to work on it. (406 with bowtie heads edelbrock rpm air gap intake holley 650 dbl pumper rebuilt by quick fuel and lunati bm2 cam .480/.480 Hedman 1 5/8" into 3" ) still have to figure out how I am going to do the fuel lines. If anyone has any recommendations feel free.
Supreme Member
Joined: Sep 2001
Posts: 6,111
Likes: 53
From: Ontario, Canada
Car: 1988 Firebird S/E
Engine: 406Ci Vortec SBC
Transmission: TH-350/3500stall
Axle/Gears: 7.5" Auburn 4.10 Posi-Traction
larger carb 750+cfm could go to a proform hp style main body.
Cam is too small. Go with a solid mechanical comp XS282-10 is good #12-678-4
Cam is too small. Go with a solid mechanical comp XS282-10 is good #12-678-4
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From: Tiffin OHIO
Car: 1987 Iroc-z Convertible
that's kinda what I thought on the carb so I will more than likely get the holley main body. which cam would you go for? It is setup for street which is the reason for the smaller cam and carb. wanted to be sure I still had vacuum left for brakes. but may still change it. but carb has been going through my head the whole time.
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Supreme Member
Joined: Sep 2001
Posts: 6,111
Likes: 53
From: Ontario, Canada
Car: 1988 Firebird S/E
Engine: 406Ci Vortec SBC
Transmission: TH-350/3500stall
Axle/Gears: 7.5" Auburn 4.10 Posi-Traction
Power brakes will be ok but that cam requires a modified distributor advance curve and a high stall converter. 3000 minimum 3500 best.
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