Fitting Pistons

1996 Audi A4 Base, StandardSECTION Fitting Pistons
WARNING: This page is about a different car, the 1996 Audi Cabriolet and 1995 Audi Cabriolet. However, it is still accessible from the selected car via links, so may be relevant.
  1. Measure cylinder bore diameter in 3 places: at center of bore and .39" (10 mm) from top and bottom of bore. If cylinder bore diameter is not within specification, hone cylinder bore until diameter meets first or second oversize specification. See CYLINDER BLOCKΒ  table under ENGINE SPECIFICATIONS.
  2. Measure piston diameter at 90 degree angle to piston pin, about .39" (10 mm) from bottom of piston skirt. If piston diameter is not within specification, replace piston. See PISTONS, PINS & RINGSΒ  table under ENGINE SPECIFICATIONS.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.