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Old 05-20-2012, 02:37:36 PM   #16
muscl car
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Quote:
Originally Posted by Heassa03
What kind of breathers do u have and where do the hoses go
mopar style "closed" breathers and i'm running a pan evac set up ,the hoses on both valve covers go to a reed valve on the header collectors
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1972 chevy camaro ss

1970 LT1 350sbc / 425hp 11.1:1 comp, GM #140 off-road solid lifter cam ,holley strip dominator
2" open spacer and holley 750dp ...........all old school 70's performance parts

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Old 05-21-2012, 03:19:26 PM   #17
REARSPROCKET
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I see a Winters Snow Flake on that intake, what intake is that?
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Old 05-21-2012, 07:19:37 PM   #18
HyPer
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Quote:
Originally Posted by middleagecrisis
I actually stopped an oil pan leak once by going from a single breather to 2 PCV valves (one in each valve cover). Simply tee'd them together and ran them into a vacuum port. No decrease in performance and no more oil leak. Just another option.

This isn't the best setup to run for extended periods due to the engine needing to equalize it's internal pressures.
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Old 05-22-2012, 12:24:00 AM   #19
muscl car
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Quote:
Originally Posted by REARSPROCKET
I see a Winters Snow Flake on that intake, what intake is that?

holley strip dominator intake date coded 12-9-75
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baldwin motion phase III Z/30 clone


1972 chevy camaro ss

1970 LT1 350sbc / 425hp 11.1:1 comp, GM #140 off-road solid lifter cam ,holley strip dominator
2" open spacer and holley 750dp ...........all old school 70's performance parts

old school pic

my old school camaro idle video
muscl car is online now   Reply With Quote
Old 07-05-2012, 03:32:16 PM   #20
Mean Green
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Quote:
Originally Posted by Gary S
Breather? Are you running a PCV system? One of the main functions of the PCV system is to catch the oil fumes and keep them inside the engine.

I'm having a similar issue. I run a PCV to carb on the right side and a open element push-in style on the left and am getting oil blow-thru at highway speeds. I figured the breather element would make for easier oil fume evac. Better off just capping the left side?
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Old 07-05-2012, 03:48:06 PM   #21
Rene Melten
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I've never had any issues using the stock layout. Driver's side has the pcv valve connected at the carb. base plate port, and the pass. side connected to the air breather canister with a small meshed filter. Seems to balance the crankcase condition quite well.
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Old 07-05-2012, 04:08:04 PM   #22
muscl car
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pan evac set up has been on this motor now since early 2000 with maybe 2k-2500miles per year usage never had any issues !!


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baldwin motion phase III Z/30 clone


1972 chevy camaro ss

1970 LT1 350sbc / 425hp 11.1:1 comp, GM #140 off-road solid lifter cam ,holley strip dominator
2" open spacer and holley 750dp ...........all old school 70's performance parts

old school pic

my old school camaro idle video
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Old 07-05-2012, 05:07:08 PM   #23
Mean Green
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This is my set-up. I get a small amount of oil on the driver's side valve cover at high speeds. No problems just cruising around. (sorry for the bad camera phone shot).

https://lh6.googleusercontent.com/-O...2011193742.jpg
https://lh6.googleusercontent.com/-K...2011193800.jpg
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