so im about to get a cam and head combo, and im going to get the TPIS ZZ9 Cam
ZZ-9 HydraulicRoller:
Intake Exhaust
Advertised Duration 282/ 287
Duration at .050 212 /226
Gross Lift .483/.520
Lobe Separation 112

OR the ACCEL/Lingenfelter 74216




[align=left]



Engine
Naturally Aspirated
Turbo or Supercharger
Part Number
Duration @.050
Valve lift
Rocker
Centerline
Price

L98, LT1, LT4
x

74216
213/219 .493/.502
1.6
112
$339.95[/align]
Im told that if i get vortec heads it can get me an extra 30HP vs regular heads in combo with the cam
i want decent mid range top range, but still have my low end
here are 4 heads i might get.
help me decide.
http://store.summitracing.com/compar...s=P%5FRank%7C0


Thanks