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03-10-2003, 12:56 AM
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#1 |
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?
Join Date: Jul 2002
Location: Dyersburg, TN
Posts: 471
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Vortec Heads?
when was the first year for vortec heads? and does anyone know what casting numers i should look for or how to identify them as vortecs? thanks.
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03-10-2003, 01:02 AM
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#2 |
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Registered User
Join Date: Feb 2003
Location: Midwest City, OK
Posts: 1,001
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1996
casting # 906 or 062 are the best. |
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03-10-2003, 01:19 AM
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#3 |
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Living la vida broka
 
Join Date: Jan 2003
Location: P'ville California
Posts: 221
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the casting number for the 906 heads is 10239906. The 062 heads have a sawtooth pattern on the front.
Derek
__________________
1976 C10 Longbed lowered 5/7, hot 355/TH350. ~ SOLD 1974 C10 Shortbed Stepside 350/Saginaw ~ SOLD 1984 C10 Longbed 6.2l diesel 700r4. ~SOLD 1985 GMC C20 350 700r4, ~under the knife |
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03-10-2003, 01:26 AM
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#4 |
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?
Join Date: Jul 2002
Location: Dyersburg, TN
Posts: 471
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Are vortecs the only heads with the eight intake bolts also?
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03-10-2003, 01:33 AM
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#5 |
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Account Suspended
Join Date: Oct 2002
Location: Elkhart, IN
Posts: 6,400
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yes, everything else has 12 bolts.
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03-10-2003, 12:21 PM
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#6 | |
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driving is in my blood
Join Date: Dec 1999
Location: Mesa AZ
Posts: 5,718
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Quote:
__________________
-78 c10 short/step: 388cid, M20, 5/5 drop, lots more. Playtoy and first vehicle. -98 c1500 x-cab: 5.7L, 17" rims, 5/6 drop, flowmaster, helper bags,NBS rear disk brakes. -02 Suburban 4x4: leveled front -CBR600F4i, CBR600RR, CBR1000RR, and standup skis DISCLAIMER: I cant spell for the life of me. |
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