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Keith Seymore · 12-24-2014, 12:19 PM

The Actual RPO is K43 (the leading "1" and the "10" are additional information about the functional name) and it adds a poly wrap to the air filter element creating a heavy duty filter setup.

12-24-2014, 12:19 PM	#2
Keith Seymore Registered User Join Date: May 2009 Location: Motor City Posts: 9,287	Re: Spid label option The Actual RPO is K43 (the leading "1" and the "10" are additional information about the functional name) and it adds a poly wrap to the air filter element creating a heavy duty filter setup. __________________ Chevrolet Flint Assembly 1979-1986 GM Full Size Truck Engineering 1986 - 2019 Intro from an Old Assembly Guy: http://67-72chevytrucks.com/vboard/s...d.php?t=342926 My Pontiac story: http://forums.maxperformanceinc.com/...d.php?t=560524 Chevelle intro: http://www.superchevy.com/features/s...hevy-chevelle/