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Question

I need a vacuum line diagram for a '78 chevy truck w/ high output 305. The origonal engine was a 350, I used the 350 distributer on the 305 and the vacuum advance does not seem to be working. Any help on the vaccum advance would be appreciated also.

Submitted: 193 days and 16 hours ago.
Category: Chevy
Value: $9
Status: CLOSED
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Optional Information

Pre-1984 Chevrolet k10 4 x 4 high output 305

Already Tried:
different arrangements on the hose routing. have checked for vacuum pressure at the manifold. Need help on the vacuum advance also.

Posted by fix that car 193 days and 13 hours ago.

Info Request

hi lcline1977,

is this a Ca. truck or a federal?

auto tranny or standard?

193 days and 11 hours ago.

Reply

IT IS A FEDERAL TRUCK W/ AUTO TRANNY. THANKS

Posted by fix that car 193 days and 11 hours ago.

Answer

the diagrams for this periord onl;y show high and low altitude and heavy duty, I have included both as well as the vac. advance info.

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Edited by fix that car on 5/11/2009 at 5:45 PM

Posted by fix that car 193 days and 11 hours ago.

Answer

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193 days and 10 hours ago.

Reply

i'm sorry , this does not help me. is there a diagram in pdf ? format that will help?

Posted by fix that car 193 days and 10 hours ago.

Answer

this site only allows us to send in jpeg,gif and png I will send it to you in which ever you need. please advise.

193 days and 9 hours ago.

Reply

JPEG FORMAT WOULD BE AWESOME

Accepted Answer

try this.
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Expert: fix that car
Pos. Feedback: 98.0 %
Accepts: 
Answered: 5/11/2009

Chevy Mechanic

ten years working on g.m. cars of all makes

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