ZZ430 tuning
Thread Starter
Racer
Joined: Apr 2005
Posts: 465
Likes: 1
From: FRANCE (Lyon)
ZZ430 tuning
I want to properly tune m'y engine, i never be happy with him (no kick in my ***).
I will use Lars papers but can you give me some guideline ?
Max advance ?
Max advance full in @ ?
Vacuum advance manifold or port ?
Carb tuning first and after advance or advance tuning first and after carb
I have:
- 4160 holley stock jets
- holley secondary spring kit
- crane vacuum advance kit
I will use Lars papers but can you give me some guideline ?
Max advance ?
Max advance full in @ ?
Vacuum advance manifold or port ?
Carb tuning first and after advance or advance tuning first and after carb
I have:
- 4160 holley stock jets
- holley secondary spring kit
- crane vacuum advance kit
Last edited by jerome1979; May 22, 2012 at 04:26 PM.
Race Director
Joined: May 2006
Posts: 18,736
Likes: 2,582
arent these the spec's for your engine? timing first, carb second.
http://www.sallee-chevrolet.com/Chev...leeZZ430HP.cfm
Ignition Timing: 32° total @ 3000 RPM with vacuum advance line disconnected and plugged. This setting will produce 32° of total advance at wide open throttle (WOT).
http://www.sallee-chevrolet.com/Chev...leeZZ430HP.cfm
Ignition Timing: 32° total @ 3000 RPM with vacuum advance line disconnected and plugged. This setting will produce 32° of total advance at wide open throttle (WOT).
