Hygrade Tuneup Carburetor Secondary Throttle Diaphragm R64-342
Carburetor Secondary Throttle Diaphragm. (R64-342) by Hygrade Tuneup
Each Accelerator Pump Plunger is a direct-fit OE replacement that ensures ease of installation. High-quality materials withstand extreme conditions. Undergoes extensive testing to ensure reliability. As a global manufacturer of automotive aftermarket products, we maintain complete quality control throughout the manufacturing process.
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1977 - 1983 | Buick | Century | Base, Custom |
| 1980 - 1981 | Buick | Century | Estate |
| 1979 - 1983 | Buick | Century | Limited |
| 1977 - 1979 | Buick | Century | Special |
| 1979 - 1981 | Buick | Century | Sport |
| 1983 | Buick | Century | T-Type |
| 1980 - 1984 | Buick | Electra | Limited, Estate Wagon, Park Avenue |
| 1980 | Buick | Estate Wagon | Base |
| 1979 - 1981 | Buick | LeSabre | Base, Sport |
| 1985 | Buick | LeSabre | Collector's Edition, Estate Wagon |
| 1982 - 1985 | Buick | LeSabre | Custom |
| 1979 - 1985 | Buick | LeSabre | Limited |
| 1982 | Buick | LeSabre | Limited Edition F/E |
| 1977 - 1987 | Buick | Regal | Base |
| 1982 - 1983 | Buick | Regal | Estate Wagon |
| 1987 | Buick | Regal | GNX |
| 1984 - 1987 | Buick | Regal | Grand National |
| 1979 - 1987 | Buick | Regal | Limited |
| 1982 | Buick | Regal | Limited Turbo |
| 1979 - 1982 | Buick | Regal | Sport |
| 1977 | Buick | Regal | SR |
| 1983 - 1986 | Buick | Regal | T-Type |
| 1979 - 1984 | Buick | Riviera | Base |
| 1982 | Buick | Riviera | Limited Edition |
| 1983 - 1984 | Buick | Riviera | Luxury |
| 1979 - 1980 | Buick | Riviera | S |
| 1981 - 1984 | Buick | Riviera | T-Type |
| 1983 | Buick | Riviera | XX Anniversary Edition |
| 1980 | Buick | Skyhawk | Base, Road Hawk, Designers' Accent Edition, S |
| 1977 | Buick | Skylark | S, Base, SR |
| 1975 - 1976 | Cadillac | Calais | Base |
| 1975 - 1982 | Cadillac | DeVille | Base, d'Elegance, Cabriolet |
| 1978 - 1979 | Cadillac | DeVille | Phaeton |
| 1975 - 1982 | Cadillac | Eldorado | Base |
| 1976 | Cadillac | Eldorado | Bicentenial Edition |
| 1981 | Cadillac | Eldorado | Brougham d'Elegance |
| 1976 - 1982 | Cadillac | Eldorado | Cabriolet, Biarritz |
| 1982 | Cadillac | Eldorado | Touring |
| 1975 - 1976 | Cadillac | Fleetwood | 60 Special Brougham |
| 1975 - 1977 | Cadillac | Fleetwood | 75 |
| 1977 | Cadillac | Fleetwood | 75 Formal |
| 1978 - 1982 | Cadillac | Fleetwood | Base |
| 1976 - 1982 | Cadillac | Fleetwood | Brougham d'Elegance, Brougham |
| 1976 | Cadillac | Fleetwood | Brougham Talisman |
| 1977 - 1982 | Cadillac | Fleetwood | Formal |
| 1981 - 1982 | Cadillac | Seville | Elegante, Base |
| 1985 | Chevrolet | Astro | Base, CL, CS |
| 1975 | Chevrolet | Bel Air | Base |
| 1978 - 1980 | Chevrolet | C10 | Big Ten |
| 1975 - 1980 | Chevrolet | C10 | Cheyenne, Custom Deluxe |
| 1975 - 1986 | Chevrolet | C10 | Custom, Scottsdale, Silverado |
| 1981 - 1986 | Chevrolet | C10 Suburban | Custom |
| 1975 - 1980 | Chevrolet | C10 Suburban | Custom Deluxe |
| 1981 | Chevrolet | C10 Suburban | Deluxe |
| 1975 - 1986 | Chevrolet | C10 Suburban | Silverado, Scottsdale |
| 1986 | Chevrolet | C20 | Base |
| 1975 - 1986 | Chevrolet | C20 | Cheyenne, Silverado, Scottsdale |
| 1981 - 1986 | Chevrolet | C20 | Custom |
| 1975 - 1980 | Chevrolet | C20 | Custom Deluxe |
| 1981 | Chevrolet | C20 | Deluxe |
| 1981 - 1986 | Chevrolet | C20 Suburban | Custom |
| 1975 - 1980 | Chevrolet | C20 Suburban | Custom Deluxe |
| 1981 | Chevrolet | C20 Suburban | Deluxe |
| 1975 - 1986 | Chevrolet | C20 Suburban | Silverado, Scottsdale |
| 1985 - 1986 | Chevrolet | C30 | Custom |
| 1975 - 1979 | Chevrolet | C30 | Custom Deluxe, Base, Cheyenne |
| 1975 - 1986 | Chevrolet | C30 | Scottsdale, Silverado |
| 1975 - 1980 | Chevrolet | Camaro | Base |
| 1980 - 1983 | Chevrolet | Camaro | Berlinetta |
| 1975 - 1977 | Chevrolet | Camaro | LT |
| 1976 - 1977 | Chevrolet | Camaro | LT Rally Sport |
| 1976 - 1980 | Chevrolet | Camaro | Rally Sport |
| 1975 | Chevrolet | Camaro | RS |
| 1981 - 1983 | Chevrolet | Camaro | Sport |
| 1977 - 1983 | Chevrolet | Camaro | Z28 |
| 1982 | Chevrolet | Camaro | Z28 Indianapolis 500 Pace Car |
| 1980 - 1988 | Chevrolet | Caprice | Base |
| 1975 - 1988 | Chevrolet | Caprice | Classic |
| 1986 - 1988 | Chevrolet | Caprice | Classic Brougham |
| 1976 - 1982 | Chevrolet | Caprice | Classic Estate |
| 1976 - 1981 | Chevrolet | Caprice | Classic Landau |
| 1987 - 1988 | Chevrolet | Caprice | Classic LS Brougham |
| 1975 - 1980 | Chevrolet | Caprice | Classic Sport |
| 1975 | Chevrolet | Caprice | Estate Wagon |
| 1977 - 1980 | Chevrolet | Corvette | Base |
| 1978 | Chevrolet | Corvette | Silver Anniversary Edition, Indianapolis 500 Pace Car |
| 1975 - 1976 | Chevrolet | Corvette | Stingray |
| 1975 - 1986 | Chevrolet | El Camino | Base, SS |
| 1975 - 1977 | Chevrolet | El Camino | Classic |
| 1977 - 1986 | Chevrolet | El Camino | Conquista |
| 1979 - 1981 | Chevrolet | El Camino | Royal Knight |
| 1983 | Chevrolet | G10 | Base |
| 1981 - 1986 | Chevrolet | G10 | Bonaventure |
| 1975 - 1986 | Chevrolet | G10 | Chevy Van, Beauville, Sportvan |
| 1983 - 1984 | Chevrolet | G20 | Bonaventure |
| 1975 - 1986 | Chevrolet | G20 | Chevy Van, Beauville, Sportvan |
| 1978 - 1981 | Chevrolet | G20 | Nomad |
| 1983 - 1984 | Chevrolet | G30 | Bonaventure |
| 1975 - 1988 | Chevrolet | G30 | Sportvan, Hi-Cube, Chevy Van, Beauville |
| 1975 - 1984 | Chevrolet | Impala | Base |
| 1975 - 1977 | Chevrolet | Impala | Custom |
| 1976 | Chevrolet | Impala | Custom Landau, S |
| 1981 - 1982 | Chevrolet | Impala | Estate |
| 1977 | Chevrolet | Impala | Landau |
| 1975 - 1980 | Chevrolet | Impala | Sport |
| 1975 - 1981 | Chevrolet | K10 | Cheyenne |
| 1981 - 1986 | Chevrolet | K10 | Custom |
| 1975 - 1980 | Chevrolet | K10 | Custom Deluxe |
| 1981 | Chevrolet | K10 | Deluxe |
| 1975 - 1986 | Chevrolet | K10 | Silverado, Scottsdale |
| 1981 - 1986 | Chevrolet | K10 Suburban | Custom |
| 1975 - 1980 | Chevrolet | K10 Suburban | Custom Deluxe |
| 1981 | Chevrolet | K10 Suburban | Deluxe |
| 1975 - 1986 | Chevrolet | K10 Suburban | Scottsdale, Silverado |
| 1975 - 1981 | Chevrolet | K20 | Cheyenne |
| 1981 - 1986 | Chevrolet | K20 | Custom |
| 1975 - 1980 | Chevrolet | K20 | Custom Deluxe |
| 1981 | Chevrolet | K20 | Deluxe |
| 1975 - 1986 | Chevrolet | K20 | Scottsdale, Silverado |
| 1981 - 1986 | Chevrolet | K20 Suburban | Custom |
| 1975 - 1980 | Chevrolet | K20 Suburban | Custom Deluxe |
| 1981 | Chevrolet | K20 Suburban | Deluxe |
| 1975 - 1986 | Chevrolet | K20 Suburban | Scottsdale, Silverado |
| 1985 - 1986 | Chevrolet | K30 | Custom |
| 1977 - 1979 | Chevrolet | K30 | Custom Deluxe, Cheyenne |
| 1977 - 1986 | Chevrolet | K30 | Scottsdale, Silverado |
| 1976 | Chevrolet | K5 Blazer | Base |
| 1975 - 1980 | Chevrolet | K5 Blazer | Cheyenne, Custom Deluxe |
| 1981 - 1986 | Chevrolet | K5 Blazer | Custom |
| 1981 | Chevrolet | K5 Blazer | Deluxe |
| 1984 | Chevrolet | K5 Blazer | Scottsdale |
| 1978 - 1986 | Chevrolet | K5 Blazer | Silverado |
| 1975 - 1981 | Chevrolet | Malibu | Base |
| 1975 - 1983 | Chevrolet | Malibu | Classic |
| 1975 - 1980 | Chevrolet | Malibu | Classic Estate |
| 1976 - 1981 | Chevrolet | Malibu | Classic Landau |
| 1979 - 1980 | Chevrolet | Malibu | Estate |
| 1976 - 1979 | Chevrolet | Malibu | Landau |
| 1979 | Chevrolet | Malibu | Police |
| 1977 - 1980 | Chevrolet | Malibu | Sport, Classic Sport |
| 1979 - 1984 | Chevrolet | Monte Carlo | Base |
| 1983 | Chevrolet | Monte Carlo | CL |
| 1976 - 1981 | Chevrolet | Monte Carlo | Landau |
| 1975 - 1977 | Chevrolet | Monte Carlo | S |
| 1980 | Chevrolet | Monte Carlo | Sport |
| 1983 - 1984 | Chevrolet | Monte Carlo | SS |
| 1979 - 1980 | Chevrolet | Monza | 2+2, Base, 2+2 Sport, 2+2 Spyder |
| 1979 | Chevrolet | Monza | S |
| 1980 | Chevrolet | Monza | Spyder |
| 1975 - 1977 | Chevrolet | Nova | Base, Police |
| 1976 - 1977 | Chevrolet | Nova | Concours |
| 1975 | Chevrolet | Nova | Custom, LN |
| 1977 | Chevrolet | Nova | Rally |
| 1976 | Chevrolet | Nova | SS |
| 1975 - 1986 | Chevrolet | P20 | Base |
| 1975 - 1985 | Chevrolet | P20 | Step-Van |
| 1975 - 1989 | Chevrolet | P30 | Step-Van, Base |
| 1988 | Chevrolet | R30 | Cheyenne |
| 1987 - 1988 | Chevrolet | R30 | Silverado, Custom Deluxe, Scottsdale |
| 1988 | Chevrolet | V30 | Cheyenne |
| 1987 - 1988 | Chevrolet | V30 | Silverado, Scottsdale, Custom Deluxe |
| 1989 | Chevrolet | V3500 | Scottsdale, Cheyenne, Silverado |
| 1985 - 1988 | Dodge | B250 | Base |
| 1985 - 1988 | Dodge | B350 | Base |
| 1986 - 1988 | Dodge | D100 | Custom |
| 1985 - 1988 | Dodge | D150 | Adventurer, Club Cab, Base, Estacas |
| 1985 - 1988 | Dodge | D250 | Base |
| 1986 - 1988 | Dodge | D250 | Prospector, Custom, Adventurer, Club Cab |
| 1985 - 1988 | Dodge | D350 | Base, RD |
| 1985 - 1987 | Dodge | Diplomat | SE, Salon |
| 1985 - 1988 | Dodge | Ramcharger | Royal SE, Base |
| 1986 - 1988 | Dodge | W100 | Custom |
| 1985 - 1988 | Dodge | W150 | Base |
| 1985 - 1988 | Dodge | W250 | Base |
| 1985 - 1988 | Dodge | W350 | Base |
| 1975 - 1978 | GMC | C15 | Base, Sierra Classic, High Sierra, Sierra Grande |
| 1977 - 1978 | GMC | C15 | Heavy Half |
| 1977 | GMC | C15 | Indy Hauler |
| 1978 | GMC | C15 | Street Coupe |
| 1975 - 1978 | GMC | C15 Suburban | High Sierra, Sierra Classic, Sierra Grande, Base |
| 1979 - 1980 | GMC | C1500 | Heavy Half |
| 1979 - 1986 | GMC | C1500 | High Sierra, Base, Sierra Classic |
| 1979 - 1982 | GMC | C1500 | Sierra Grande, Street Coupe |
| 1979 - 1986 | GMC | C1500 Suburban | High Sierra, Base, Sierra Classic |
| 1979 - 1982 | GMC | C1500 Suburban | Sierra Grande |
| 1975 - 1978 | GMC | C25 | Base, Sierra Classic, Sierra Grande, High Sierra |
| 1975 - 1978 | GMC | C25 Suburban | High Sierra, Base, Sierra Grande, Sierra Classic |
| 1979 - 1986 | GMC | C2500 | Sierra Classic, Base, High Sierra |
| 1979 - 1982 | GMC | C2500 | Sierra Grande |
| 1979 - 1986 | GMC | C2500 Suburban | Sierra Classic, Base, High Sierra |
| 1979 - 1982 | GMC | C2500 Suburban | Sierra Grande |
| 1975 - 1978 | GMC | C35 | Sierra Classic, High Sierra, Base, Sierra Grande |
| 1979 - 1986 | GMC | C3500 | Sierra Classic, High Sierra, Base |
| 1979 | GMC | C3500 | Sierra Grande |
| 1983 - 1986 | GMC | Caballero | Amarillo |
| 1978 - 1986 | GMC | Caballero | Base, Diablo |
| 1978 - 1979 | GMC | Caballero | Laredo |
| 1975 - 1978 | GMC | G15 | Rally STX, Rally, Vandura |
| 1983 - 1984 | GMC | G1500 | Rally Custom |
| 1979 - 1986 | GMC | G1500 | Rally, Rally STX, Vandura |
| 1975 - 1978 | GMC | G25 | Rally STX, Vandura, Rally |
| 1983 - 1984 | GMC | G2500 | Rally Custom |
| 1979 - 1986 | GMC | G2500 | Rally STX, Rally, Vandura |
| 1975 - 1978 | GMC | G35 | Rally Camper Special, Rally STX, Vandura, Rally, Magnavan, Vandura Special |
| 1983 - 1988 | GMC | G3500 | Rally Custom |
| 1979 - 1988 | GMC | G3500 | Rally, Vandura, Vandura Special, Rally Camper Special, Rally STX, Magnavan |
| 1975 - 1985 | GMC | Jimmy | High Sierra |
| 1975 - 1986 | GMC | Jimmy | Sierra Classic, Base |
| 1975 - 1982 | GMC | Jimmy | Sierra Grande |
| 1986 | GMC | Jimmy | Silverado |
| 1978 - 1982 | GMC | Jimmy | Street Coupe |
| 1975 - 1978 | GMC | K15 | High Sierra, Base, Sierra Grande, Sierra Classic |
| 1977 | GMC | K15 | Indy Hauler |
| 1975 - 1978 | GMC | K15 Suburban | Sierra Grande, Base, Sierra Classic, High Sierra |
| 1979 - 1986 | GMC | K1500 | Sierra Classic, High Sierra, Base |
| 1979 - 1982 | GMC | K1500 | Sierra Grande |
| 1979 - 1986 | GMC | K1500 Suburban | Sierra Classic, High Sierra, Base |
| 1979 - 1982 | GMC | K1500 Suburban | Sierra Grande |
| 1975 - 1978 | GMC | K25 | High Sierra, Sierra Classic, Sierra Grande, Base |
| 1975 - 1978 | GMC | K25 Suburban | Sierra Grande, High Sierra, Sierra Classic, Base |
| 1979 - 1986 | GMC | K2500 | Sierra Classic, Base, High Sierra |
| 1979 - 1982 | GMC | K2500 | Sierra Grande |
| 1979 - 1986 | GMC | K2500 Suburban | High Sierra, Sierra Classic, Base |
| 1979 - 1981 | GMC | K2500 Suburban | Sierra Grande |
| 1977 - 1978 | GMC | K35 | High Sierra, Base, Sierra Grande, Sierra Classic |
| 1979 - 1986 | GMC | K3500 | Base, High Sierra, Sierra Classic |
| 1979 | GMC | K3500 | Sierra Grande |
| 1975 - 1978 | GMC | P25 | Value Van, Base |
| 1979 - 1987 | GMC | P2500 | Value Van, Base |
| 1975 - 1978 | GMC | P35 | Value Van, Base |
| 1979 - 1989 | GMC | P3500 | Value Van, Base |
| 1987 - 1989 | GMC | R3500 | High Sierra, Base, Sierra Classic |
| 1985 | GMC | Safari | SLE, SLX, SL, Base |
| 1975 - 1977 | GMC | Sprint | Classic, Base |
| 1975 | GMC | Sprint | High Sierra |
| 1976 | GMC | Sprint | Sierra Madre Del Sur |
| 1975 - 1976 | GMC | Sprint | SP |
| 1987 - 1989 | GMC | V3500 | Sierra Classic, High Sierra, Base |
| 1975 - 1981 | Oldsmobile | 98 | Luxury |
| 1975 - 1983 | Oldsmobile | 98 | Regency |
| 1982 - 1983 | Oldsmobile | 98 | Regency Brougham |
| 1975 | Oldsmobile | Custom Cruiser | Base, Panel |
| 1980 | Oldsmobile | Cutlass | Base |
| 1980 - 1981 | Oldsmobile | Cutlass | Brougham, LS |
| 1981 | Oldsmobile | Cutlass | Supreme |
| 1980 - 1984 | Oldsmobile | Cutlass Calais | Base |
| 1983 - 1984 | Oldsmobile | Cutlass Calais | Hurst |
| 1982 - 1983 | Oldsmobile | Cutlass Ciera | Brougham, Base, LS |
| 1983 | Oldsmobile | Cutlass Ciera | ES |
| 1980 - 1981 | Oldsmobile | Cutlass Cruiser | Brougham, Base |
| 1985 - 1986 | Oldsmobile | Cutlass Salon | 442 |
| 1980 - 1987 | Oldsmobile | Cutlass Salon | Base |
| 1980 | Oldsmobile | Cutlass Salon | Brougham |
| 1987 | Oldsmobile | Cutlass Supreme | 442 |
| 1980 - 1987 | Oldsmobile | Cutlass Supreme | Base, Brougham |
| 1981 - 1985 | Oldsmobile | Cutlass Supreme | LS |
| 1980 - 1983 | Oldsmobile | Delta 88 | Base |
| 1980 - 1981 | Oldsmobile | Delta 88 | Holiday |
| 1984 - 1985 | Oldsmobile | Delta 88 | Royale Brougham LS |
| 1980 - 1985 | Oldsmobile | Delta 88 | Royale, Royale Brougham |
| 1977 | Oldsmobile | Omega | Deluxe, SX, Base, F85, Brougham |
| 1980 | Oldsmobile | Starfire | GT, Firenza, Base, SX |
| 1981 - 1984 | Oldsmobile | Toronado | Brougham |
| 1981 | Oldsmobile | Toronado | XSC |
| 1985 - 1987 | Plymouth | Gran Fury | Salon |
| 1975 - 1986 | Pontiac | Bonneville | Base |
| 1980 - 1986 | Pontiac | Bonneville | Brougham |
| 1984 - 1986 | Pontiac | Bonneville | LE |
| 1980 - 1981 | Pontiac | Bonneville | Safari |
| 1975 - 1981 | Pontiac | Catalina | Base, Safari |
| 1975 - 1987 | Pontiac | Firebird | Base, Trans Am |
| 1975 - 1981 | Pontiac | Firebird | Esprit, Formula |
| 1982 - 1983 | Pontiac | Firebird | S/E |
| 1975 - 1980 | Pontiac | Grand Am | Base |
| 1975 - 1981 | Pontiac | Grand LeMans | Base, Safari |
| 1979 - 1981 | Pontiac | Grand LeMans | LE |
| 1981 | Pontiac | Grand LeMans | SA |
| 1979 - 1987 | Pontiac | Grand Prix | Base |
| 1981 - 1987 | Pontiac | Grand Prix | Brougham |
| 1984 - 1987 | Pontiac | Grand Prix | LE |
| 1975 - 1983 | Pontiac | Grand Prix | LJ |
| 1975 - 1980 | Pontiac | Grand Prix | SJ |
| 1975 | Pontiac | Grandville | Brougham |
| 1975 - 1981 | Pontiac | LeMans | Base, Safari |
| 1975 | Pontiac | LeMans | Sport |
| 1984 | Pontiac | Parisienne | Base, Brougham |
| 1977 - 1979 | Pontiac | Phoenix | Base |
| 1979 | Pontiac | Phoenix | SJ, LJ |
| 1979 - 1980 | Pontiac | Sunbird | Base |
| 1979 | Pontiac | Sunbird | Safari |
| 1975 | Pontiac | Ventura | S, Custom |
| 1975 - 1977 | Pontiac | Ventura | SJ, Base |
Hygrade Tuneup Carburetor Secondary Throttle Diaphragm R64-342
Sale price$12.80 USD