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1957-1982 Corvette C1-C3 Ignition Shield Long Style Plug Wire Grommets - 3719963

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Item ID: 658-074
GM Part #: 3719963
Availability: In Stock - Ships today if ordered by 3 PM CT
Fits Years:
  • 1957-1962
  • 1963-1967
  • 1968-1982
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  • Description

1957-1982 C1-C3 Ignition Shield Long Style Plug Wire Grommets - 3719963 - OEM Number(s) (3719963)

Protect and route your Corvette’s spark plug wires with these factory-correct long style plug wire grommets, designed for all 1957–1982 Corvettes. These grommets insulate wires as they pass through the ignition shielding, preventing abrasion and electrical interference. Molded with cylinder numbers directly in the rubber, just like original GM parts, they help ensure accurate wire routing during assembly or maintenance.

Features
• 2-piece grommet set
• Fits 8mm (5/16 inch) plug wires
• Long style grommets for ignition shield applications
• Cylinder numbers molded in rubber as original
• Protects plug wires from chafing or electrical shorts
• Replaces worn, brittle, or missing factory grommets
• Fits 1957–1982 C1, C2, and C3 Corvettes

Dimensions and Weight
• Length: 2-1/8 inches (54 mm)
• Width: 19/32 inch (15 mm)
• Thickness: 1/4 inch (6.35 mm)

Because Details Matter
Ignition shielding isn’t complete without correct wire grommets. These long style reproductions restore factory appearance while protecting vital spark plug wiring from wear.

Also known under these part numbers: (For reference only)

  • 3719963
  • 471141
  • 686420076193
  • SZ20-2