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Thread: What size fittings/threads on a GEP oil line

  1. 07-07-2012, 13:20 #1
    sctrailrider's Avatar
    sctrailrider
    sctrailrider is offline Diesel junkie
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    Default What size fittings/threads on a GEP oil line

    I am going to have some lines made up for my replacement motor soon, what fitting/thread size are the oil cooler threads on the block (506 block / GEP )
    1993 Chevy K3500

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  2. 07-07-2012, 13:43 #2
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    john8662
    john8662 is offline Enthusiast
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    Iirc 1/2" npt
    1982 C10 SCSWB 6.5TD, mods too extensive to list. (13.69 1/4 mile @94.6 MPH) RACE TRUCK
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    1989 V20 SUB 6.2NA, 3.73 400
    1994 G20 VAN 6.5NA, 3.42 60E
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    1995 C3500HD DRW 6.5TD, 12' Flatbed 5.13 80E
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    1994 C20HD ECLWB 6.5TD 3.73 80E Wifes Truck.
     1995 C20LD ECSWB 6.5TD 3.73 80E
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