ok what cam
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Joined: May 2002
Posts: 569
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From: concord New Hampshire
Car: 87 iroc and 88 k2500 tbi truck
Engine: l98 and lo5
Transmission: 700 r4's babby
ok what cam
out of these two cams which one is better for a 350 tbi with dart 180 cc heads
Intake/ Exhaust
Valve Adjustment 0 / 0
Gross Valve Lift 0.48 / 0.488
Duration At 0.006 Tappet Lift 258 / 264
--------------------------------------------------------------------------------
Valve Timing At 0.006
Open /Close
Intake 21 / 57
Exhaust 68/ 16
--------------------------------------------------------------------------------
These Specs Are For The Cam Installed At 108 Intake CL
Intake /Exhaust
Duration At 0.05 206 / 212
Lobe Lift 0.32 / 0.325
Lobe Separation 112
or
Intake/ Exhaust
Valve Adjustment 0/ 0
Gross Valve Lift 0.472/ 0.48
Duration At 0.006 Tappet Lift 252/ 258
--------------------------------------------------------------------------------
Valve Timing At 0.006
Open Close
Intake 20 / 52
Exhaust 63 / 15
--------------------------------------------------------------------------------
These Specs Are For The Cam Installed At 106 Intake CL
Intake /Exhaust
Duration At 0.05 200 / 206
Lobe Lift 0.315 / 0.32
Lobe Separation 110
on top of that which one would the computer like more
Intake/ Exhaust
Valve Adjustment 0 / 0
Gross Valve Lift 0.48 / 0.488
Duration At 0.006 Tappet Lift 258 / 264
--------------------------------------------------------------------------------
Valve Timing At 0.006
Open /Close
Intake 21 / 57
Exhaust 68/ 16
--------------------------------------------------------------------------------
These Specs Are For The Cam Installed At 108 Intake CL
Intake /Exhaust
Duration At 0.05 206 / 212
Lobe Lift 0.32 / 0.325
Lobe Separation 112
or
Intake/ Exhaust
Valve Adjustment 0/ 0
Gross Valve Lift 0.472/ 0.48
Duration At 0.006 Tappet Lift 252/ 258
--------------------------------------------------------------------------------
Valve Timing At 0.006
Open Close
Intake 20 / 52
Exhaust 63 / 15
--------------------------------------------------------------------------------
These Specs Are For The Cam Installed At 106 Intake CL
Intake /Exhaust
Duration At 0.05 200 / 206
Lobe Lift 0.315 / 0.32
Lobe Separation 110
on top of that which one would the computer like more
i would lean towards the first cam listed with teh 112degree lobe seperation. a little more lift, longer duration and a wider lobe seperation will make a bit more power and the wider lobe seperation will allow for more vacuum making the car a bit easier toi tune and much more pleasant to drive.
later
tim
later
tim
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