C3 Tech/Performance V8 Technical Info, Internal Engine, External Engine, Basic Tech and Maintenance for the C3 Corvette
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Old May 2, 2009 | 04:43 PM
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Big Block 69's Avatar
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Guys & Girls,
If you would, please help me ID a carb that I have.
It's a Holley
3886091-AN
List 3418-1
A couple Internet sites show this as 67-68-69 L88 Corvette, but I got it on a 3965069 LS6 intake and I thought they belonged together because this intake can't have a secondary acc. pump without a spacer. This carb doesn't have one. Instead of a 30cc pump on the primaries, it has a 50cc pump. Then it has small tubes that appear to be copper running from the primary squirters through the choke housing down into the secondaries. This does not appear to be an add on, it appears to have come this way from the factory. Has anyone else seen one like this?
Thank-You for your help,
Rick
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Old May 2, 2009 | 05:04 PM
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Got this from another site. Don't hold me on it.
Holley book lists 3418 as 1966 Corvette 427 425 hp and the 3418-1 as 1966-67 Corvette 427 425 HP
#3886091 = GM part number for a "List - 3418" Holley Model #4150 4 Barrel used on 1967 L88 427/430 HP.
- Center Pivot float bowls w/Dual feed
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Old May 4, 2009 | 06:19 PM
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Thanks Walt,
Looks like you & I were looking at the same sites.
The guy I got it from told me it came from a Corvette, but with the intake it came on & the way the secondaries are, I just assumed it was an LS6.
Again, Thanks for the response!
Rick
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