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Auroch 10-20-2018 08:58 AM

1970 c10 distributor upgrade recommendations
 
Hello good people, so I’m swapping engines currently and I figured I should also change my distributor, I’d like to upgrade to an HEI. Any tips I should be aware of? Brands? Thanks in advance.

Engine: 350 5.7L v8

Shinysideup 10-20-2018 09:00 AM

Re: 1970 c10 distributor upgrade recommendations
 
There are many out there but my advise is buy name brand not the cheap knock-off versions for longevity. Whats your engine setup/intentions?

Auroch 10-20-2018 09:06 AM

Re: 1970 c10 distributor upgrade recommendations
 
Quote:

Originally Posted by Shinysideup (Post 8368092)
There are many out there but my advise is buy name brand not the cheap knock-off versions for longevity. Whats your engine setup/intentions?

Yeah I definitely want to get something decent. So the new engine is a 350 class 1 crate rated at 305hp, edelbrock 1406 carb over 2701 intake manifold.

geezer#99 10-20-2018 09:12 AM

Re: 1970 c10 distributor upgrade recommendations
 
Is the intended 350 a one or two piece rear main seal?

crabman 10-20-2018 09:23 AM

Re: 1970 c10 distributor upgrade recommendations
 
Look at Skip White Performance in TN. They have billet HEI for a very good price. I bought one for my 69 C10 396 and was amazed at the quality and price. Works like a champ too. 65K volt coil and brass terminals in cap and rotor, all while being machined billet.

Auroch 10-20-2018 10:50 AM

Re: 1970 c10 distributor upgrade recommendations
 
Quote:

Originally Posted by geezer#99 (Post 8368104)
Is the intended 350 a one or two piece rear main seal?

Man, you got me there. What’s the difference?

68 P.O.S. 10-20-2018 10:51 AM

Re: 1970 c10 distributor upgrade recommendations
 
No, don't even bother with Skip White. You get what you pay for with that cheap crap. You definitely want a HEI and one with an adjustable vacuum advance. What's your budget for it?

Auroch 10-20-2018 10:52 AM

Re: 1970 c10 distributor upgrade recommendations
 
Quote:

Originally Posted by crabman (Post 8368108)
Look at Skip White Performance in TN. They have billet HEI for a very good price. I bought one for my 69 C10 396 and was amazed at the quality and price. Works like a champ too. 65K volt coil and brass terminals in cap and rotor, all while being machined billet.

Man $50!? That may be tough to beat.

Auroch 10-20-2018 10:56 AM

Re: 1970 c10 distributor upgrade recommendations
 
Quote:

Originally Posted by 68 P.O.S. (Post 8368152)
No, don't even bother with Skip White. You get what you pay for with that cheap crap. You definitely want a HEI and one with an adjustable vacuum advance. What's your budget for it?

Yeah, $50 is suspiciously cheap in comparison to what I’ve seen. I’d like to stay under $150, but I’m open to suggestions.

Auroch 10-20-2018 11:09 AM

Re: 1970 c10 distributor upgrade recommendations
 
Any thoughts on this one? Seems like a good value.
https://www.summitracing.com/parts/sum-850001-1

Boog 10-20-2018 11:21 AM

Re: 1970 c10 distributor upgrade recommendations
 
Check your local parts store or Summit or Jegs for whats available. You should be able to buy a GM hei for $125 or so and be able to buy parts most anywhere when needed. Hard to beat.
I bought one of those skip whites for $50 a few years ago for a fresh 350. Its pretty alright. The engine ran in the shop only as the truck is not road ready yet and the module went bad with only some hours run time on it. I pulled the
module from the old OE hei and put in the SW. It still hasn’t made it to the road but it still starts every time.

hjewell2 10-20-2018 11:24 AM

Re: 1970 c10 distributor upgrade recommendations
 
Not going to preach, but ya get what ya pay for.. stay away from MSD crap.

Shinysideup 10-20-2018 11:32 AM

Re: 1970 c10 distributor upgrade recommendations
 
Quote:

Originally Posted by Auroch (Post 8368167)
Any thoughts on this one? Seems like a good value.
https://www.summitracing.com/parts/sum-850001-1

Thats no name junk.
Im using this style https://www.summitracing.com/parts/d...make/chevrolet
Check your appication.

68 P.O.S. 10-20-2018 11:39 AM

Re: 1970 c10 distributor upgrade recommendations
 
I haven't used the Summit one you linked, but have heard decent things. I've had good luck with the Accel 59107 and it's in your price range. It has the correct weights & centerplate you need and it has an adjustable vac advance. You can never go wrong with MSD as they're the leader in ignition systems, but they're pricey.

68 P.O.S. 10-20-2018 11:44 AM

Re: 1970 c10 distributor upgrade recommendations
 
When you convert over to HEI make sure you replace the resisted power wire. You need a full 12 volts to it. It's an easy conversion and there's several threads on it.

Auroch 10-20-2018 11:45 AM

Re: 1970 c10 distributor upgrade recommendations
 
Quote:

Originally Posted by Shinysideup (Post 8368184)
Thats no name junk.
Im using this style https://www.summitracing.com/parts/d...make/chevrolet
Check your appication.

A little pricey, any significant advantages?

Auroch 10-20-2018 11:45 AM

Re: 1970 c10 distributor upgrade recommendations
 
Quote:

Originally Posted by 68 P.O.S. (Post 8368191)
When you convert over to HEI make sure you replace the resisted power wire. You need a full 12 volts to it. It's an easy conversion and there's several threads on it.

Good to know, thanks man.

68 P.O.S. 10-20-2018 11:52 AM

Re: 1970 c10 distributor upgrade recommendations
 
Quote:

Originally Posted by Auroch (Post 8368193)
A little pricey, any significant advantages?

Not if your using it for daily driving. It's overkill

hjewell2 10-20-2018 12:06 PM

Re: 1970 c10 distributor upgrade recommendations
 
Quote:

Originally Posted by Shinysideup (Post 8368184)
Thats no name junk.
Im using this style https://www.summitracing.com/parts/d...make/chevrolet
Check your appication.

those are the best but thinking he is not using for performance.

geezer#99 10-20-2018 12:08 PM

Re: 1970 c10 distributor upgrade recommendations
 
Quote:

Originally Posted by Auroch (Post 8368150)
Man, you got me there. What’s the difference?

The drive gear on the distributor.
Usually the one piece has a roller cam which needs a melonized gear.

Auroch 10-20-2018 12:14 PM

Re: 1970 c10 distributor upgrade recommendations
 
Quote:

Originally Posted by hjewell2 (Post 8368204)
those are the best but thinking he is not using for performance.

Right, I’m going more for reliability.

Auroch 10-20-2018 12:27 PM

Re: 1970 c10 distributor upgrade recommendations
 
Im thinking this might be it.
https://www.summitracing.com/parts/msd-8362

Auroch 10-20-2018 01:00 PM

Re: 1970 c10 distributor upgrade recommendations
 
Im thinking this might be it.
https://www.summitracing.com/parts/msd-8362

Auroch 10-20-2018 01:02 PM

Re: 1970 c10 distributor upgrade recommendations
 
Any thoughts on this one? Seems like a good value.
https://www.summitracing.com/parts/sum-850001-1

geezer#99 10-20-2018 01:14 PM

Re: 1970 c10 distributor upgrade recommendations
 
If you had every one of those distributors torn down to reveal specs and part numbers you’d likely find they were all the same.
I read a test years ago between the Msd and skip white and they were exactly the same except the Msd was 300 at the time and the skip white was 40 bucks.
You want the best and don’t sweat the price then get one here.

http://performancedistributors.com/

Do you have a spec sheet on your 350?


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