Dorman HELP Distributor Cap O-Ring Assortment for Buick Cadillac Chevrolet GMC Oldsmobile Pontiac 90441

Distributor cap O-ring assortment for 1982 to 2005 Buick Cadillac Chevrolet GMC Oldsmobile and Pontiac vehicles used to replace worn or leaking factory seals.

Built to meet the manufacturer's design intent for reliable service with trustworthy quality backed by over a century of automotive experience.

Key Features

• Direct fit replacement engineered to match original equipment specifications
• Includes six pieces to service multiple distributors or provide spares
• Constructed from durable materials designed to withstand engine heat
• Compatible with General Motors part number 10477565
• Validated through testing to ensure consistent performance

Benefits

• Restores proper sealing to prevent moisture intrusion and ignition issues
• Helps eliminate engine misfires caused by damaged or hardened O-rings
• Reduces the risk of repeat repairs with long-lasting aftermarket solutions
• Ensures smoother installation with OE form fit and function
• Provides cost-effective maintenance for older GM vehicle platforms

Application

Ideal for DIY mechanics and professional technicians restoring ignition systems on vintage and classic GM trucks cars and SUVs requiring distributor seal replacement.

Fitment Notes

• Fits Buick models from 1982 to 2005
• Fits Cadillac models from 1982 to 1988
• Fits Chevrolet models from 1982 to 2001
• Fits GMC models from 1982 to 1993
• Fits Oldsmobile and Pontiac models from 1982 to 2001

Why Choose Dorman?

• Dorman parts are engineered as direct-fit replacements designed to match OE form fit and function helping ensure a smoother installation and reliable results.

What's in the Box

• 6 Piece Distributor O-Ring Assortment

Item Dimensions

• 5.5 inches x 1.8 inches x 1.0 inches
• Weight: 0.1 lbs