1987-94 Chevrolet Blazer-Full size 4.3L, 5.0L & 5.7L 1987-94 GMC Jimmy 4.3L, 5.0L & 5.7L 1987-95 Chevrolet/GMC CKVR / Suburban 4.3L, 5.0L & 5.7L 1988-95 Chevrolet/GMC CKVR / ½ & ¾ Ton 4.3L, 5.0L & 5.7L 1988-99 Chevrolet Blazer 4.3L, 5.0L & 5.7L 1988-99 Chevrolet S10 4.3L, 5.0L & 5.7L 1988-99 GMC Jimmy 4.3L, 5.0L & 5.7L 1988-99 GMC S15 4.3L, 5.0L & 5.7L 1991-94 Oldsmobile Bravada 4.3L, 5.0L & 5.7L 1992-95 Chevrolet Astro Vans 4.3L, 5.0L & 5.7L 1992-95 GMC Safari Vans 4.3L, 5.0L & 5.7L 1994-95 Chevrolet Silverado 4.3L, 5.0L & 5.7L 1995-97 Chevrolet Tahoe 4.3L, 5.0L & 5.7L 1995-97 GMC Sierra 4.3L, 5.0L & 5.7L 1995-97 GMC Yukon 4.3L, 5.0L & 5.7L 1996-99 GMC Envoy 4.3L, 5.0L & 5.7L Kit includes 2-1/8" ID gasket.