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1980 zephyr 4.8 S475 air air - dyno and first bump/launch

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Old 06-17-2019, 01:34 PM
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Default 1980 zephyr 4.8 S475 air air - dyno and first bump/launch
4.8 stock except cam (JARRETT ), ARP head studs, rocker, rings and bearings... s475- T6 - AIR/Air .. LS1 intake --- 736 on 20 psi 15* at 6000 rpm





https://youtube.com/watch?v=IzgTy03U...ature=youtu.be






Last edited by mitro67; 06-18-2019 at 01:39 PM.
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Old 06-17-2019, 02:47 PM
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Cool car, I use to have a 78 Zephyr box top.
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Old 06-18-2019, 01:12 AM
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I've got a 79 4 door that's also tan. Cool car and good power.
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Old 06-18-2019, 10:12 AM
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thanks i will post the build pics.. i started in december 2018 and chassis dyno 6-16-19 ... so went together fairly quick thanks to my friends.. ..
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Old 06-18-2019, 03:58 PM
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212 cam?
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Old 06-18-2019, 04:36 PM
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hell yeah
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Old 06-18-2019, 06:21 PM
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Awesome build. Looks fun
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Old 06-19-2019, 01:47 PM
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Originally Posted by 3 window
212 cam?

sorry i dont know what this means
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Old 06-19-2019, 01:50 PM
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Originally Posted by mitro67
sorry i dont know what this means
You mentioned “Jarrett” for the cam. I was alluding to the possibility that you got a cam from Jarrett Faggart (Stock48). Lot of people running his cams.
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Old 06-19-2019, 02:02 PM
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Originally Posted by 3 window
You mentioned “Jarrett” for the cam. I was alluding to the possibility that you got a cam from Jarrett Faggart (Stock48). Lot of people running his cams.
oh yes he is who speckd the cam
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