Re: 7730 ECM and Holley Projection

["Bruce Plecan" <nacelp@bright.net>]

> Ok, I know this is an old topic but I have searched the archives for hours
> and the more I read, the more I get confused.

> First, I read about repinning 7730s for peak and hold (P+H) injectors and
> other stuff.

Injector, single not plural

 I thought a 7730 was a 7730? If I buy a 7730, aren't they all
> the same and the only difference from one car to the next is in the
MEMCAL?

Yep

> Second, I also bought a 7747 to build a TBI system. Are the Holley
Projection
> injectors compatible with this ECM?

If you run the 2 injector types

Are Holley injectors physically the same
> size as GM TBI injectors and are they interchangeable? I asked Holley by
> E-mail but no dice.

I've heard they are GM injectors
Haven't personally tried thou

Holley tech, now there's a joke.
Grumpy






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