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79 Silverado/454 · 12-17-2018, 10:27 PM

IIRC 1978 was the transition year to all blue engines. In 1977 the 350 and 454 engines were still painted Chevrolet orange while the 305 and smaller engines were painted blue.

12-17-2018, 10:27 PM	#8
79 Silverado/454 Registered User Join Date: Sep 2014 Location: SW, Ohio Posts: 150	Re: Engine paint color? IIRC 1978 was the transition year to all blue engines. In 1977 the 350 and 454 engines were still painted Chevrolet orange while the 305 and smaller engines were painted blue. __________________ 1979 C-10 Silverado SWB 454/400 Turbo 1987 GMC Jimmy Sierra Classic 2015 GMC Sierra SLT Z71 (Cayenne Metallic) 2018 GMC Denali HD Duramax (Red Quartz)