''y'' is the thrid letter on my blazer i.d nimber's - The 1947 - Present Chevrolet & GMC Truck Message Board Network

factory2wdblazer's · 03-18-2009, 08:29 PM

dose the ''y'' stand for 350 engine or 454 engine...my first 3 number, letters are ccy i beleave the cc is chevy, 2 wheel drive. but i have seen a couple diffrent one's for the letter ''y''...like it means's 350 and on another site say's 454 ''p'' model never herd of a ''p'' model 454.... any-body know what it mean's.

schoolfire · 03-18-2009, 10:14 PM

73-75 Y=350

I use this guide:
http://www.lmctruck.com/icatalog/cc/full.aspx?Page=12

factory2wdblazer's · 03-18-2009, 10:49 PM

thank you for that info ''School Fire''

03-18-2009, 08:29 PM	#1
factory2wdblazer's Registered User Join Date: Sep 2008 Location: northern, califorina Posts: 199	''y'' is the thrid letter on my blazer i.d nimber's dose the ''y'' stand for 350 engine or 454 engine...my first 3 number, letters are ccy i beleave the cc is chevy, 2 wheel drive. but i have seen a couple diffrent one's for the letter ''y''...like it means's 350 and on another site say's 454 ''p'' model never herd of a ''p'' model 454.... any-body know what it mean's.

03-18-2009, 10:14 PM	#2
schoolfire Registered User Join Date: Jun 2006 Location: Vancouver, Wa Posts: 34	Re: ''y'' is the thrid letter on my blazer i.d nimber's 73-75 Y=350 I use this guide: http://www.lmctruck.com/icatalog/cc/full.aspx?Page=12 __________________ Lots of rusty but trusty... 1978 Jimmy, 1979 K1500, 1980 C10, 1955 Belair, 1971 Camaro

03-18-2009, 10:49 PM	#3
factory2wdblazer's Registered User Join Date: Sep 2008 Location: northern, califorina Posts: 199	Re: ''y'' is the thrid letter on my blazer i.d nimber's thank you for that info ''School Fire''



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