Cylinder Block Specifications

2001 Jeep Wrangler L4-2.5L VIN PSECTION Cylinder Block Specifications
Deck Height 9.320
Cylinder Bore Diameter 3.8759 - 3.8775
Taper (Max.) 0.001
Out-of-Round (Max.) 0.001
Tappet Bore Diameter 0.9055 - 0.9065
Flatness per 1 inch 0.001
Flatness per 6 inch 0.002
Flatness (max. for total length) 0.008
Main Bearing Bore Diameter 2.691 - 2.692
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.