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one4house
Samba Member
Joined: July 18, 2009
Posts: 1121
Location: Sherman Texas
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 Posted: Sat Apr 05, 2014 11:47 am Post subject: Type 4 Web Cam Identification. #248 Grind |
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Can someone help me identify the cam in the picture? It is a Web, but I cannot seem to find it on the web site. Or I am just looking at the measurements wrong.
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My Old 66 Squareback
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Last edited by one4house on Sat Apr 05, 2014 1:06 pm; edited 1 time in total |
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modok
Samba Member
Joined: October 30, 2009
Posts: 26785
Location: Colorado Springs
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| Posted: Sat Apr 05, 2014 12:17 pm Post subject: |
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as it reads it's grind 248, made in 1993
1.050 base circle
102 lobe separation
What is a 248?? I don't know, it's not in the catalog. Degree it! |
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one4house
Samba Member
Joined: July 18, 2009
Posts: 1121
Location: Sherman Texas
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| Posted: Sat Apr 05, 2014 12:33 pm Post subject: |
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| modok wrote: |
as it reads it's grind 248, made in 1993
1.050 base circle
102 lobe separation
What is a 248?? I don't know, it's not in the catalog. Degree it! |
This is one Jay found in the shed. I will call web on Monday and ask them. I don't have it with me.
_________________
My Old 64 Field Find
My Old 66 Squareback
My Old 66 Beetle
My Old 70 Squareback |
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one4house
Samba Member
Joined: July 18, 2009
Posts: 1121
Location: Sherman Texas
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| Posted: Mon Apr 07, 2014 9:33 am Post subject: |
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In case anyone wanted to know...
Valve Timing Information
Engines: Porsche 912 E 8v Porsche 914 8v
Volkswagen Type 4 8v
Part # PN-1210
Grind # 248
INTAKE EXHAUST
Valve Lash: .006" .006"
Valve Lift: .502" .502"
Duration: 287° 287°
[email protected] 252° 252°
Lobe Center: 102° 102°
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Intake
Opens 24° Before TDC
Exhaust
Opens 48° Before BDC
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Intake
Closes 48° After BDC
Exhaust
Closes 24° After TDC
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Valve timing is checked with zero valve lash
@ 0.050 inches of valve lift.
Looks to be close to a #163 grind
_________________
My Old 64 Field Find
My Old 66 Squareback
My Old 66 Beetle
My Old 70 Squareback |
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