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427 build  
69vette427
New User | Posts: 3 | Joined: 09/07
Posted: 09/26/07
05:45 PM

have a 69 427.going .60 over on the motor. the heads had some work done on the ports.stock cast closed chamber oval port heads. wanna use 11-209-3 comp cam and was thinking about a tri-power setup . don't want to change the hood on the car so the choices of manifolds are very limited. any thoughts on this combo?  


 
GibTG
Moderator | Posts: 1419 | Joined: 10/03
Posted: 09/26/07
09:13 PM

The cam choice is fine for a mild engine that will retain near-stock (or at least pump gas) compression. Tri-powers are really only for appearance or nostalgia. For such a mild engine a single carb would probably be the best horsepower per dollar ratio but whatever suits your fancy...  


 
69vette427
New User | Posts: 3 | Joined: 09/07
Posted: 09/27/07
05:23 AM

I realize the tri power setup isn't the greatest but the only other choice I have is a torker 2 manifold or the stock manifold.hood clearence is an issue don't want to change it  


 
GibTG
Moderator | Posts: 1419 | Joined: 10/03
Posted: 09/27/07
06:49 AM

Well the tri-power just isn't cheap, like I said if you're worried about the budget go with the single carb...  


 
55Guy
Enthusiast | Posts: 583 | Joined: 08/07
Posted: 09/28/07
12:33 PM

The problem with tri-power carbs is they're a mother to tune, and are far less forgiving if anything with the carbs isn't just right.

If you've got hood clearance issues, you can find a good single carb manifold that won't give you any trouble, and you'll be a lot happier with. The stock manifold with a good Q-Jet carb will serve you well.  


 
69vette427
New User | Posts: 3 | Joined: 09/07
Posted: 09/28/07
12:37 PM

I have a torker 2 manifold with a holley 750dbl. pumper sitting on the shelf that is in consideration too  


 
russ432
New User | Posts: 4 | Joined: 12/07
Posted: 12/05/07
07:39 AM

Use that torker 2 and the Holley 750.  You will be happy with it.  If you already have the parts you will save your self a ton of money and the car will run great.

Happy motoring
Russ  


 
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