# COMP Cams Valve Seals 3/8in UmBRella Fits: 3/8" Valve Stems - OE-Size Valve Guides (.900" Outer Diameter). Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guides. Normally used when a larger-than-stock diameter spring is used. Requires no machining. This Part Fits: Year Make Model Submodel 1980 Chevrolet C10 Big Ten 1980 Chevrolet C10 Cheyenne 1980 Chevrolet C10 Custom Deluxe 1980 Chevrolet C10 Scottsdale 1980 Chevrolet C10 Silverado 1980 Chevrolet C10 Suburban Custom Deluxe 1980 Chevrolet C10 Suburban Scottsdale 1980 Chevrolet C10 Suburban Silverado 1990-1993 Chevrolet C1500 454 SS 1990-1993 Chevrolet C1500 Cheyenne 1990 Chevrolet C1500 Scottsdale 1990-1993 Chevrolet C1500 Silverado 1990-1993 Chevrolet C1500 WT 1980-1981 Chevrolet C20 Cheyenne 1981-1986 Chevrolet C20 Custom 1980 Chevrolet C20 Custom Deluxe 1981 Chevrolet C20 Deluxe 1980-1986 Chevrolet C20 Scottsdale 1980-1986 Chevrolet C20 Silverado 1981-1986 Chevrolet C20 Suburban Custom 1980 Chevrolet C20 Suburban Custom Deluxe 1981 Chevrolet C20 Suburban Deluxe 1980,1982,1984-1986 Chevrolet C20 Suburban Scottsdale 1980,1982-1986 Chevrolet C20 Suburban Silverado 1994-1997,1999 Chevrolet C2500 Base 1991-1998 Chevrolet C2500 Cheyenne 1999 Chevrolet C2500 LS 1991-1992 Chevrolet C2500 Scottsdale 1991-1998 Chevrolet C2500 Silverado 1994-1995,1998 Chevrolet C2500 WT 1992-1999 Chevrolet C2500 Suburban Base 1995-1999 Chevrolet C2500 Suburban LS 1995-1997 Chevrolet C2500 Suburban LT 1992-1994 Chevrolet C2500 Suburban Silverado 1980-1981 Chevrolet C30 Cheyenne 1981-1986 Chevrolet C30 Custom 1980 Chevrolet C30 Custom Deluxe 1981 Chevrolet C30 Deluxe 1980-1986 Chevrolet C30 Scottsdale 1980-1986 Chevrolet C30 Silverado 1994-1997,1999 Chevrolet C3500 Base 1988-1998 Chevrolet C3500 Cheyenne 1999 Chevrolet C3500 LS 1988-1992 Chevrolet C3500 Scottsdale 1988-1998 Chevrolet C3500 Silverado 1996-1999 Chevrolet Express 3500 Base 1996-1999 Chevrolet Express 3500 LS 1988-1996 Chevrolet G30 Beauville 1988-1996 Chevrolet G30 Chevy Van 1988-1996 Chevrolet G30 Hi-Cube 1988-1996 Chevrolet G30 Sportvan 1980 Chevrolet K10 Cheyenne 1980 Chevrolet K10 Custom Deluxe 1980 Chevrolet K10 Scottsdale 1980 Chevrolet K10 Silverado 1980 Chevrolet K20 Cheyenne 1980 Chevrolet K20 Custom Deluxe 1980 Chevrolet K20 Scottsdale 1980 Chevrolet K20 Silverado 1985 Chevrolet K20 Suburban Custom 1985 Chevrolet K20 Suburban Scottsdale 1985 Chevrolet K20 Suburban Silverado 1994-1997,1999 Chevrolet K2500 Base 1991-1998 Chevrolet K2500 Cheyenne 1999 Chevrolet K2500 LS 1991-1992 Chevrolet K2500 Scottsdale 1991-1998 Chevrolet K2500 Silverado 1994-1995,1998 Chevrolet K2500 WT 1992-1999 Chevrolet K2500 Suburban Base 1995-1999 Chevrolet K2500 Suburban LS 1995-1997 Chevrolet K2500 Suburban LT 1992-1994 Chevrolet K2500 Suburban Silverado 1980-1981 Chevrolet K30 Cheyenne 1981-1986 Chevrolet K30 Custom 1980 Chevrolet K30 Custom Deluxe 1981 Chevrolet K30 Deluxe 1980-1986 Chevrolet K30 Scottsdale 1980-1986 Chevrolet K30 Silverado 1994-1997,1999 Chevrolet K3500 Base 1988-1998 Chevrolet K3500 Cheyenne 1999 Chevrolet K3500 LS 1988-1992 Chevrolet K3500 Scottsdale 1988-1998 Chevrolet K3500 Silverado 1988 Chevrolet R20 Cheyenne 1987-1988 Chevrolet R20 Custom Deluxe 1987-1988 Chevrolet R20 Scottsdale 1987-1988 Chevrolet R20 Silverado 1987 Chevrolet R20 Suburban Custom Deluxe 1987-1988 Chevrolet R20 Suburban Scottsdale 1987-1988 Chevrolet R20 Suburban Silverado 1989 Chevrolet R2500 Cheyenne 1989 Chevrolet R2500 Scottsdale 1989 Chevrolet R2500 Silverado 1989-1991 Chevrolet R2500 Suburban Scottsdale 1989-1991 Chevrolet R2500 Suburban Silverado 1988 Chevrolet R30 Cheyenne 1987-1988 Chevrolet R30 Custom Deluxe 1987-1988 Chevrolet R30 Scottsdale 1987-1988 Chevrolet R30 Silverado 1989-1991 Chevrolet R3500 Cheyenne 1989-1990 Chevrolet R3500 Scottsdale 1989-1991 Chevrolet R3500 Silverado 1987 Chevrolet V20 Suburban Custom Deluxe 1987-1988 Chevrolet V20 Suburban Scottsdale 1987-1988 Chevrolet V20 Suburban Silverado 1990 Chevrolet V2500 Suburban Scottsdale 1990 Chevrolet V2500 Suburban Silverado 1988 Chevrolet V30 Cheyenne 1987-1988 Chevrolet V30 Custom Deluxe 1987-1988 Chevrolet V30 Scottsdale 1987-1988 Chevrolet V30 Silverado 1989-1991 Chevrolet V3500 Cheyenne 1989-1990 Chevrolet V3500 Scottsdale 1989-1991 Chevrolet V3500 Silverado 1980 Chrysler Cordoba 300 1980-1983 Chrysler Cordoba Base 1980 Chrysler Cordoba Crown 1980-1982 Chrysler Cordoba LS 1983-1986 Chrysler Fifth Avenue Base 1980-1981 Chrysler LeBaron Base 1980-1981 Chrysler LeBaron Medallion 1980-1981 Chrysler LeBaron Salon 1980-1981 Chrysler LeBaron Special 1980-1982 Chrysler New Yorker Base 1980-1981 Chrysler Newport Base 1980-1981 Chrysler Town & Country Base 1980 Dodge Aspen Base 1980 Dodge B100 Base 1981-1986 Dodge B150 Base 1980 Dodge B200 Base 1981-1986 Dodge B250 Base 1980 Dodge B300 Base 1981-1986 Dodge B350 Base 1980 Dodge CB300 Base 1986 Dodge D100 Custom 1980-1986 Dodge D150 Base 1982-1983 Dodge D150 Miser 1980 Dodge D200 Base 1981-1986 Dodge D250 Base 1980 Dodge D300 Base 1981-1986 Dodge D350 Base 1980-1981 Dodge D400 Base 1980-1981 Dodge D450 Base 1980-1981 Dodge Diplomat Base 1980-1983 Dodge Diplomat Medallion 1980-1986 Dodge Diplomat Salon 1984-1986 Dodge Diplomat SE 1980-1983 Dodge Mirada Special Coupe 1980-1986 Dodge Ramcharger Base 1981-1986 Dodge Ramcharger Royal SE 1980 Dodge Ramcharger SE 1980 Dodge RD200 Base 1980-1981 Dodge St. Regis Base 1986 Dodge W100 Custom 1980-1986 Dodge W150 Base 1980 Dodge W200 Base 1981-1986 Dodge W250 Base 1980 Dodge W300 Base 1981-1986 Dodge W350 Base 1980 GMC C1500 Base 1980 GMC C1500 Heavy Half 1980 GMC C1500 High Sierra 1980 GMC C1500 Sierra Classic 1980 GMC C1500 Sierra Grande 1980 GMC C1500 Street Coupe 1980 GMC C1500 Suburban Base 1980 GMC C1500 Suburban High Sierra 1980 GMC C1500 Suburban Sierra Classic 1980 GMC C1500 Suburban Sierra Grande 1980-1986 GMC C2500 Base 1980-1986 GMC C2500 High Sierra 1991-1993 GMC C2500 Sierra 1980-1986 GMC C2500 Sierra Classic 1980-1982 GMC C2500 Sierra Grande 1994-1996 GMC C2500 Sierra SL 1991-1996 GMC C2500 Sierra SLE 1994-1996 GMC C2500 Sierra SLT 1991-1993 GMC C2500 Sierra SLX 1980-1986,1992-1996 GMC C2500 Suburban Base 1980-1986 GMC C2500 Suburban High Sierra 1980-1986 GMC C2500 Suburban Sierra Classic 1980-1982 GMC C2500 Suburban Sierra Grande 1992-1996 GMC C2500 Suburban SLE 1995-1996 GMC C2500 Suburban SLT 1980-1986 GMC C3500 Base 1980-1986 GMC C3500 High Sierra 1988-1993 GMC C3500 Sierra 1980-1986 GMC C3500 Sierra Classic 1980-1982 GMC C3500 Sierra Grande 1994-1996 GMC C3500 Sierra SL 1988-1996 GMC C3500 Sierra SLE 1994-1996 GMC C3500 Sierra SLT 1988-1993 GMC C3500 Sierra SLX 1988-1996 GMC G3500 Magnavan 1989-1996 GMC G3500 Rally 1989-1996 GMC G3500 Rally Camper Special 1989-1996 GMC G3500 Rally STX 1989-1996 GMC G3500 Vandura 1989-1996 GMC G3500 Vandura Special 1980 GMC K1500 Base ## Details - **Price:** 27.53 CAD - **Vendor:** COMP Cams - **Type:** Valve Seals ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 27.53 CAD | In stock | ## Images - Photo - Primary - Photo - Primary - Photo - Primary - Logo Image - Logo Image --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/comp-cams-valve-seals-3-8in-umbrella-1) > Updated: 2026-06-26