COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 505 seals have a .630" outer diameter and fit applications with 3/8" valves and .530" OD valve guides.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1980 | Buick | Electra | Estate Wagon |
| 1980 | Buick | Electra | Limited |
| 1980 | Buick | Electra | Park Avenue |
| 1980 | Buick | Estate Wagon | Base |
| 1980 | Buick | LeSabre | Base |
| 1980 | Buick | LeSabre | Limited |
| 2002-2003 | Chevrolet | Avalanche 2500 | Base |
| 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 |
| 1996-1999,2001-2002 | Chevrolet | Express 3500 | Base |
| 1996-1999,2001-2002 | 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 |
| 2001-2002 | Chevrolet | Silverado 2500 HD | Base |
| 2001-2002 | Chevrolet | Silverado 2500 HD | LS |
| 2001-2002 | Chevrolet | Silverado 2500 HD | LT |
| 2001-2002 | Chevrolet | Silverado 3500 | Base |
| 2001-2002 | Chevrolet | Silverado 3500 | LS |
| 2001-2002 | Chevrolet | Silverado 3500 | LT |
| 2001 | Chevrolet | Suburban 2500 | Base |
| 2001-2002 | Chevrolet | Suburban 2500 | LS |
| 2001-2002 | Chevrolet | Suburban 2500 | LT |
| 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 |
| 1983-1989 | 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 |
| 1981-1991 | Dodge | B150 | Base |
| 1980 | Dodge | B200 | Base |
| 1981-1991 | Dodge | B250 | Base |
| 1980 | Dodge | B300 | Base |
| 1981-1991 | Dodge | B350 | Base |
| 1980 | Dodge | CB300 | Base |
| 1986-1989 | Dodge | D100 | Custom |
| 1980-1991 | Dodge | D150 | Base |
| 1982-1983 | Dodge | D150 | Miser |
| 1990-1991 | Dodge | D150 | S |
| 1980 | Dodge | D200 | Base |
| 1981-1991 | Dodge | D250 | Base |
| 1980 | Dodge | D300 | Base |
| 1981-1991 | Dodge | D350 | Base |
| 1980-1981 | Dodge | D400 | Base |
| 1980-1981 | Dodge | D450 | Base |
| 1990-1991 | Dodge | Dakota | Base |
| 1990-1991 | Dodge | Dakota | LE |
| 1990-1991 | Dodge | Dakota | S |
| 1990-1991 | Dodge | Dakota | SE |
| 1989 | Dodge | Dakota | Shelby |
| 1991 | Dodge | Dakota | Sport |
| 1980-1981 | Dodge | Diplomat | Base |
| 1980-1983 | Dodge | Diplomat | Medallion |
| 1980-1989 | Dodge | Diplomat | Salon |
| 1984-1989 | Dodge | Diplomat | SE |
| 1980-1983 | Dodge | Mirada | Special Coupe |
| 1980-1991 | Dodge | Ramcharger | Base |
| 1991 | Dodge | Ramcharger | Canyon Sport |
| 1981-1991 | Dodge | Ramcharger | Royal SE |
| 1980 | Dodge | Ramcharger | SE |
| 1980 | Dodge | RD200 | Base |
| 1980-1981 | Dodge | St. Regis | Base |
| 1986-1989 | Dodge | W100 | Custom |
| 1980-1991 | Dodge | W150 | Base |
| 1990-1991 | Dodge | W150 | S |
| 1980 | Dodge | W200 | Base |
| 1981-1991 | Dodge | W250 | Base |
| 1980 | Dodge | W300 | Base |
| 1981-1991 | 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 |
| 1994-1999 | GMC | C2500 | Sierra SL |
- 1980-chevrolet-c10-big-ten-esi5927287
- 1980-chevrolet-c10-cheyenne-esi5524971
- 1980-chevrolet-c10-custom-deluxe-esi1553559
- 1980-chevrolet-c10-scottsdale-esi9642357
- 1980-chevrolet-c10-silverado-esi3476847
- 1980-chevrolet-k10-cheyenne-esi4889404
- 1980-chevrolet-k10-custom-deluxe-esi3954042
- 1980-chevrolet-k10-scottsdale-esi6692937
- 1980-chevrolet-k10-silverado-esi6309192
- 1980-chevrolet-k20-cheyenne-esi4168128
- 1980-chevrolet-k20-custom-deluxe-esi3295768
- 1980-chevrolet-k20-scottsdale-esi4951643
- 1980-chevrolet-k20-silverado-esi7110496
- 1980-gmc-c1500-base-esi1978616
- 1980-gmc-c1500-heavy-half-esi9752126
- 1980-gmc-c1500-high-sierra-esi6163880
- 1980-gmc-c1500-sierra-classic-esi7850123
- 1980-gmc-c1500-sierra-grande-esi1805624
- 1980-gmc-c1500-street-coupe-esi1010909
- 1980-gmc-k1500-base-esi6025394
- 1980-gmc-k1500-high-sierra-esi2373191
- 1980-gmc-k1500-sierra-grande-esi1484971
- 1986-dodge-b350-base-esi1513205
- 1987-dodge-b350-base-esi8873140
- 1988-dodge-b350-base-esi9315305
- 1989-dodge-b350-base-esi8743054
- 1990-dodge-b350-base-esi1716706
- 1991-dodge-b350-base-esi2034663
- Bucket:Dodge
- Engine Components>Valve Seals
- EPA:N/A
- LTL:N
- MPN:505-16
- Non-CARB:N
- Prop65:Y
- SpecialOrder:Y