Page 2 of Throttle Bodies by Holley Performance Products, Inc.

throttle bodies directreplacement airfoilkit universal 4-bbl billet direct replacement performance tbis holley designed these throttle bodies with all relevant emission provisions and hook-ups for a true 50-state legal installation they are engineered for a bolt-on installation on stock factory manifolds for the applications cataloged the one barrel throttle bodies have been assigned california air resources board c.a.r.b executive order e.o number d-115-4 the two barrel throttle replacement bodies are considered to be the functional equivalent of the original equipment throttle body and as such are considered to be 50-state legal therefore the c.a.r.b e.o number is not required features · direct replacement for o.e units · bolt-on performance replacement for o.e gm tbi units · can increase horsepower up to 25 · compatible only with stock o.e gm electronics · provides increased torque and horsepower throttle bodies make chevrolet chevy/gmc chevy/gmc chevy/gmc chevy/gmc chevy/gmc chevy/gmc model full size car s/t series truck s/t series truck full size truck full size truck full size truck full size truck year 1985-90 1985 1 2-89 1988-91 1986-89 1987-89 1987-89 1990-95 engine 4.3l 2.8l 4.3l 4.3l 5.0l 5.7l 5.7l 6 6 6 6 8 8 8 cyl cyl cyl cyl cyl cyl cyl bbl cfm 2 2 2 2 2 2 2 670 400 670 670 670 670 670 p/n 502-8 502-3 502-7 502-4 502-5 502-6 502-9 184 95 w/o throttle cam www.holley.com

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