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Thread: Desktop dyno this 400 Sbc?
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01-09-2007 #1
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- Mar 2005
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Desktop dyno this 400 Sbc?
Could someone desktop dyno this 400 sbc ?
sbc 400....409ci
4.165 bore 4.125 +.040
forged flat tops 10.0 cr.
Dart pro alum heads 200cc intake and 72cc chambers
3.750 stoke and 6" I beams Rods
Comp cam cs xe284h-10
.507 intake lift .510 lift exhaust
Duration 240 intake 246 exhaust
lobe sepration 110
victor jr. intake
750 4150 holley
is this enough information
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01-10-2007 #2
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427 HP @ 5500 446 TQ @ 4500 TQ starts at 358 @ 2000
HP dies hard @ 6500 DEsk TOP dyno 2000
I have the flow file for those heads and the cam fileNothing says "I built this" better than tool marks and dykem blue..
Follow my 3 link build. https://www.pro-touring.com/forum/sh...ad.php?t=61592
01-11-2007 #3
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- Mar 2005
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hey thanks for the information..do the numbers change much at 10.5 cr ?..I might take the heads to see how much a port and polish job would run me....Maybe it make the numbers a little better...yes / no?
01-11-2007 #4
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up the lift on the cam, I have a 406 with 248/254 .560/.570 hyd roller, iron dart sportsman, dart wilson intake, 9.5 to 1 made 475 hp (for sale)
would you mind using desktop dyno for this
474 ci bbc
edelbrock 300 cc sp heads
9.5 cr
hyd roller 255/265 dur .625/.632 lift
dart intake
6.385 rod
4.125 stroke
4.280 bore
thanks-
Tom
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