Dorman Products

Dorman 42321 PCV Grommet

In stock
SKU: 591|42321
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
$10.59
Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.

Product details

  • SKU 591|42321
  • Barcode 00037495423212

Share this item!

Description

Product Description

This PCV valve grommet is designed to match the fit and function of the original grommet on specified vehicles, and is engineered for durability and reliable performance.

  • Direct replacement - this PCV valve grommet is designed to match the fit and function of the original grommet on specified vehicles
  • Restores functionality - this grommet is made to fit and fully restore part functionality after the original grommet fails
  • Durable construction - this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience

Detailed Applications

Year Make Model Configuration Positions Application Notes
1986 Buick Century V6 231 3.8L (3800cc) PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1986 Buick Electra V6 231 3.8L (3800cc) PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1986 Buick LeSabre V6 231 3.8L (3800cc) PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1986 Buick Riviera V6 231 3.8L (3800cc) PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1986 Oldsmobile 98 PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1986 Oldsmobile Cutlass Ciera V6 231 3.8L (3800cc) PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1986 Oldsmobile Cutlass Salon V6 231 3.8L (3800cc) PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1986 Oldsmobile Cutlass Supreme V6 231 3.8L (3800cc) PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1986 Oldsmobile Delta 88 V6 231 3.8L (3800cc) PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1986 Oldsmobile Toronado PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1984 Chevrolet Corvette PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1982 Chevrolet Corvette PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1981 Chevrolet Corvette PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1980 Chevrolet Corvette PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1979 Chevrolet Corvette PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1978 Chevrolet Corvette PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1977 Chevrolet Corvette PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1976 Chevrolet Corvette PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1975 Chevrolet Bel Air V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1975 Chevrolet Camaro V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1975 Chevrolet Caprice V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1975 Chevrolet Corvette PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1975 Chevrolet El Camino V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1975 Chevrolet Impala V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1975 Chevrolet Laguna V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1975 Chevrolet Malibu V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1975 Chevrolet Monte Carlo V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1975 Chevrolet Nova V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1974 Chevrolet Bel Air V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1974 Chevrolet Camaro V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1974 Chevrolet Caprice V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1974 Chevrolet Corvette PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1974 Chevrolet El Camino V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1974 Chevrolet Impala V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1974 Chevrolet Laguna V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1974 Chevrolet Malibu V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1974 Chevrolet Monte Carlo V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1974 Chevrolet Nova V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1973 Chevrolet Bel Air V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1973 Chevrolet Camaro V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1973 Chevrolet Caprice V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1973 Chevrolet Chevelle V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1973 Chevrolet Corvette PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1973 Chevrolet El Camino V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1973 Chevrolet Impala V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1973 Chevrolet Laguna V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1973 Chevrolet Malibu V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1973 Chevrolet Monte Carlo V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1973 Chevrolet Nova V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1972 Chevrolet Bel Air V8 350 5.7L PCV Valve; 3/4 In. I.D. x 1.125 In. O.D.
1 2 »

Product Specifications

Attachment Method: Push On
Inside Diameter: 0.72 in
Material: Rubber
Outside Diameter: 1.362 in
Package Contents: Grommet
Package Quantity: 1
Packaging Type: Card
Thickness: 0.655 in

OE Numbers

DIRECT OE CROSS
3989348 GENERAL MOTORS