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Hello
What is the piston ring to groove clearances and piston ring end gaps in Thunderbird (top, second, oil and service limits)?
Mark
 

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Ring Clearances

Ring to groove (top and second) 0.02-0.06mm
Groove width 1.01-1.03 (top and second ring)
'''''''''''''''''''''''''''' 2.01-2.03 (oil ring)
End Gap top-0.20-0.41
''''''''''''''''''''second-0.35-0.56
Oil ring side rails-0.29-0.85
These are ex. the Haynes Manual
 
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