C70 Coupe L5-2.3L Turbo VIN 53 B5234T3 (2001)
Use a dial indicator and magnetic holder.
Position the crankshaft with the two outer main bearings in the V block.
Turn the crankshaft and measure the radial runout on the other main bearing journals.
For the correct values, see Specifications, mechanical, B5234T9, B5244T7 See: Specifications/Mechanical Specifications/Specifications, Mechanical.
Removing the piston rings
Use piston ring pliers.
Remove coke deposits. Scrape the piston ring grooves clean with a groove cleaner or a broken and filed piston ring.
Check for damage, wear and cracks.
Checking piston ring axial clearance
Use new piston rings.
For the correct values, see Specifications, mechanical, B5234T9, B5244T7 See: Specifications/Mechanical Specifications/Specifications, Mechanical.
Checking the piston diameter
