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Old 11-22-2014, 10:36 PM   #2414 (permalink)
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Join Date: Nov 2009
Location: Nebraska
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Originally Posted by Diaric View Post
Yup, them is round. 79 and older still IIRC. 80 was when things started changing I but there were lots of options depending on trim packages, you could get the headlights either way. 79 and 80 use a different grille mounting then the others too.
Round headlights were 73-80 but in 1980 only the Silverado and Sierra Classic got the square lights. 1980 custom deluxe, scottsdale, sierra etc etc got round lights.

1982 Sierra Classic K10 RC/LB 6.2L 700R4
1988 GTA Trans Am LB9 700R4
1993 Formula Firebird Turbo LT1 6-speed.
1995 GMC K2500 LB/EC
Studded 1993 599 6.2L, 6.5 heads, Quadstar Super 54 & Tune.
1996 GMC Jimmy 4.3L 4L60E
2002 Chevy 2500HD Duramax/Allison
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