Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Piston Ring, Engine

Engine B6294S Piston Ring Axial Clearance Upper Compression 0.030 - 0.070 Millimeter (mm)
Lower Compression 0.030 - 0.070 Millimeter (mm)
Oil Scraper 0.038 - 0.142 Millimeter (mm)
Dimension Upper Compression 1.20 mm
Lower Compression 1.50 mm
Oil Scraper 2.50 mm
Engine B6284T Piston Ring Axial Clearance Upper Compression 0.050 - 0.090 Millimeter (mm)
Lower Compression 0.030 - 0.070 Millimeter (mm)
Oil Scraper 0.020 - 0.060 Millimeter (mm)
Dimension Upper Compression 1.20 mm
Lower Compression 1.75 mm
Oil Scraper 3.00 mm