Suzuki LT-4WD 1990 Service Manual page 77

E N G I N E
3-4 1
P I ST O N - C Y L I N D E R C L EA R A N C E
As a resu lt of the previous m easure m ent, i f the
p i ston to cy l i nder cleara nce exceeds the l i m it
s h own in t h e ta b l e be l ow, ove rh a u l the cy l i nd e r
a nd use a n ove rsize p isto n, o r rep l ace both cy l i nder
a n d pisto n.
Serv ice L i m i t
P I STO N R I N G - G ROOVE C L EA RA N C E
U s i n g a th ick ness ga uge, measu re t h e side c l ea­
ra nce of the 1 st and 2 nd ri ngs. I f any of the c l ea­
ra nces exceeds the l i m it, rep l ace both p iston a nd
p i sto n ri ngs.
09900-20803
P i ston r i n g-g roove c l earance
Pisto n r i n g
1 st
2 nd
Piston ri ng g roove w idth
Piston r i n g
1 st
2nd
Oi l
Piston r i n g t h i ckness
Piston r i n g
1 st
2 nd
0 . 1 20 m m (0. 0047 i n )
Th ickness gauge
Service L i m it
0. 1 80 m m (0. 007 1 i n )
0. 1 50 m m (0. 0059 i n )
Sta nda rd
1 . 0 1 - 1 . 03 m m
(0.0398 - 0. 0406 i n )
1 . 22 - 1 . 24 m m
(0.0480 - 0. 0488 i n )
2 . 0 1 - 2.03 m m
(0.079 1 - 0. 0799 i n )
Sta nd a rd
0.97 - 0.99 m m
(0.0382 - 0.0390 i n )
1 . 1 7 - 1 . 1 9 m m
(0.046 1 - 0.0479 i n )
N OT E :
U s i n g a soft m eta l scraper , d ecarbon the
crown of the p iston. Clea n the r i ng grooves
s i m i larly.