The engine compression can leak past the valves, around sparkplug threads, past the piston rings, through cylinder wall or combustion-chamber cracks, or around the head gasket. This article explains how to check the ignition system and the cylinder pressure, interpret gauge readings, locate leaks, perform an air test, determine TDC, listen for leakage, use a commercial tester and plug the hole.

  • Availability:
  • Corporate Authors:

    Hearst Magazines

    224 West 57th Street
    New York, NY  United States  10019
  • Publication Date: 1983-9

Media Info

  • Pagination: p. 39-42
  • Serial:
    • Popular Mechanics
    • Volume: 160
    • Issue Number: 3
    • Publisher: Hearst Magazines
    • ISSN: 0032-4558

Subject/Index Terms

Filing Info

  • Accession Number: 00382504
  • Record Type: Publication
  • Source Agency: National Highway Traffic Safety Administration
  • Report/Paper Numbers: HS-035 608
  • Files: HSL, USDOT
  • Created Date: Apr 30 1984 12:00AM