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Desk top dyno help please

Chevy305

6 Lug 14bsf Status
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Could you guys with the desk top dyno make 2 runs with different cams for me on my 305? Please...

Specs:
1983 305 L69
stock bottom end (flat top pistons)

Intake: Weiand Action+
duel plane aluminum intake manifold

Carb: Holley 600cfm #4160

Distributor: Proform Race HEI
50,000 volt coil

Heads: Trick Flow 175cc 23*
Intake Runner Volume (cc):175ccExhaust Runner Volume (cc):67cc
Intake Valve: 1.94
Exhaust Valve: 1.50
Cumbustion Chamber: 56cc
http://store.summitracing.com/partdetail.asp?autofilter=1&part=TFS%2D30300002&N=700+4294925232+4294838998+4294867081+400098+4294867028+4294784286+115&autoview=sku

Cam #1: Lunati Voodoo Cam 268*
hydrolic flat tappet
Intake Duration at 050 inch Lift:227Exhaust Duration at 050 inch Lift:233
Intake Valve Lift with Factory Rocker Arm Ratio:0.489 in.Exhaust Valve Lift with Factory Rocker Arm Ratio:0.504 in.
Lobe Separation (degrees):110
http://store.summitracing.com/partdetail.asp?part=LUN%2D60103LK&N=700+4294925232+4294924497+4294861490+400421+4294908216+4294840138+4294925044+4294887485+115&autoview=sku

Cam #2: Lunati Voodoo Cam 262*
hydrolic flat tappet
Intake Duration at 050 inch Lift:219Exhaust Duration at 050 inch Lift:227
Intake Valve Lift with Factory Rocker Arm Ratio:0.468 in.Exhaust Valve Lift with Factory Rocker Arm Ratio:0.489 in.
Lobe Separation (degrees):112
http://store.summitracing.com/partdetail.asp?part=LUN%2D60102LK&N=700+4294925232+4294924497+4294861490+400421+4294908216+4294840138+4294925044+4294887485+115&autoview=sku


If I left anything out that you need to know let me know.
 
Last edited:
Anyone think the carb or intake is holding the power back?
 
Ok according to yoshisv for power with this setup on the 268* cam I get
355hp @ 6000rpm

350 lbs @ 4500rpm

A bit of a higher winder but not bad for a 305 with a bone stock short block.
 
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