Need help !!! something wrong before vtech

[dcloo]

here are the dyno graph even i move the vtech point still come out with this
the torque was drop before vtech
any one can help me out with this

[Garrett_si]

the picture is small

the AF seem to be good,

with the cal and datalog it could be very usefull for us to see what happens

it could be vtec crossover related, timing, or VTC maps

[fonz600]

Do you have aftermarket cams?

[dcloo]

here are the calibration and datalog

[Garrett_si]

the vtec need to be near 4700

[rikitaun]

here are the dyno graph even i move the vtech point still come out with this
the torque was drop before vtech
any one can help me out with this

Notes in your kal:
K24 race 510inj. BP STG 2 cams, 12.5:1 Compression, race hdr, RBC intake,Custom CAI,91 octane pump gas.

Race Hdr, is 4-1 or 4-2-1 ???

I with 4-1 header and "agressive" cams TodaA3 has the same drop if set the vtec point before 5500rpm.

[dcloo]

here are the dyno graph even i move the vtech point still come out with this
the torque was drop before vtech
any one can help me out with this

Notes in your kal:
K24 race 510inj. BP STG 2 cams, 12.5:1 Compression, race hdr, RBC intake,Custom CAI,91 octane pump gas.

Race Hdr, is 4-1 or 4-2-1 ???

I with 4-1 header and "agressive" cams TodaA3 has the same drop if set the vtec point before 5500rpm.

i'm using 4-2-1 header and now i switch vtech point to 5100 and it solve my problem but its still dead at 8200 rpm if upgrade to 3" exhaust could it be help?

but most my fren vtech kick in at 4500 with k20a type r using Toda A3 CAM and

[dcloo]

here are the dyno graph even i move the vtech point still come out with this
the torque was drop before vtech
any one can help me out with this

Notes in your kal:
K24 race 510inj. BP STG 2 cams, 12.5:1 Compression, race hdr, RBC intake,Custom CAI,91 octane pump gas.

Race Hdr, is 4-1 or 4-2-1 ???

I with 4-1 header and "agressive" cams TodaA3 has the same drop if set the vtec point before 5500rpm.